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OptoGait User Manual IT

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1. Back F Ww e gt Starting Foot 2 CR LEFT d e p eg Starting Foot 1 b eJ RIGHT eJ eJ 30 S In the round trip used in modular systems assigning a maximum flight time lower than the time it takes the athlete to turn around in the test area the there footprints are deleted and substituted with the back footprints Therefore set the maximum flight time based upon one s needs i e if the there and back footprints are to be left superposed as shown in the figure or the previous ones deleted Figure 78 There and Back footprints Version 1 10 Page 103 of 217 EYMICROGATE OP TOGAY 4 3 1 6 VIDEO PREVIEW POPUP FIRST STEP PREVIEW While in the new 2D Gait test the starting foot recognition first step is automatic in other test types such as Sprint and Gait run and gait on linear systems treadmill gait and treadmill running the operator must decide which foot is the one that began the test In order to help the user in this operation which is sometimes difficult because the patient is far away a new feature called video preview popup has been added displaying a popup window for N seconds you can set N as you like where the first frame of the trial is viewed allowing the operator to understand if the entering foot is the one specified or if it is the opposite foot During these N seconds by watching the preview of the two webcam
2. List of Accessories e Logitech Pro 9000 webcam e Digipod TR 257 tripod e 220V FRIWO DT 50 FW 7405M 24 power supply certified for medical use Version 1 10 Page 9 of 217 EYMICROGATE OP TOGAY 1 1 SINGLE METER In this configuration Optogait allows already to carry out various test types 1 1 1 JUMP TEST A series of exercises squat jump counter movement jump drop jump continuous jumps jumps on one leg etc and protocols Drift for dynamic stability 5 Dot Drill for reactivity and endurance Single Leg Three Hops to verify the bending capacity and stability of the knee are pre configured At the same time the user can easily create customized tests or protocols 1 1 2 TAPPING FREQUENCY TEST This type of test is ideal for exercises where separate results are required for the left and right foot e g tapping frequency test side movement walking on the spot etc 1 1 3 REACTION TEST This test detects the time between one optical acoustic impulse and the patient s movement It can be used to measure simple reactions or more complex movements Version 1 10 Page 10 of 217 EYMICROGATE OPTOGALY 1 2 SINGLE METER ON TREADMILL 1 2 1 GAIT ANALYSIS RUN ANALYSIS Positioned on the side bars of a treadmill OptoGait becomes a real portable lab for small spaces and with reduced costs The system is compatible with the wide majority of treadmills and no synchronization is necessary to start and carry out a test Vers
3. The lt Configure gt button opens an options panel very similar to the one in the previous section therefore only differences will be described The Search Parameter button allowing you to spot a common point e g the first take off from the ground called First T Flight of the two tests is very important Besides the above described commands lt Set Start gt lt Set Stop gt and lt Reset gt there is also the lt Synchro gt command Press this button to set the point on which the two tests should be synchronized For example search for the First T Flight with the command lt Search Parameter gt and press lt Synchro gt Move the cursor of both tests slightly backward and press lt Set Start gt Move it slightly forward after the yellow Synchro marker and press lt Set Stop gt Version 1 10 Page 112 of 217 EYMICROGATE OP TOGAY A range to be analysed has been set and the two tests will be synchronized on the point of the yellow marker i e when the two patients begin the test Another use of the lt Synchro gt button is to synchronize the two tests on a precise instant e g 10 seconds after the beginning of the test Set the yellow marker at 10 seconds for both tests set the start with lt Set Start gt of the Red Test at 6 seconds and of the Blue Test at 8 seconds Pressing the play button will play the Red Test only until the 8 seconds are over At that moment the Blue Test will start and the two tests will play
4. Clicking on the column headers data are ordered by measure and the graph is updated this is very useful for example to order the team members from the worst to the best value of any parameter It is possible to use the History module also on a single test usually a run gait test where the starting foot has been set where it is possible to spot asymmetries between the right and left foot using the option Diff Version 1 10 Page 114 of 217 GYMICROGATE OP TOGAIL Rossi Pienuigi Rossi Diego Rossi Diego Rossi Pierluigi 22 04 2010 14 27 55 25 03 2010 18 11 34 22 04 2010 14 27 44 15 03 2010 12 22 17 Rossi Pierluigi 22 04 2010 E 15 9 15 72 1 25 CG Ge duigi 250 vs a EE i Pi RAMANA d E O JF Rossi P Plerluigi 1 15 03 2010 1 12 22 17 _ 0 088 H i G 2847 Ser Figure 91 History Dati Valor Medio 0 178 0 178 om omg 0179 0179 8 e a e ss s 0173 0 174 0 174 0 175 0175 E Run Data 0 015 10 7 m Em ne eene en mem mm A e e LBS BLL LLL ER J EK E Ra ER TE 05 4 Dati Valor Medio ot Scelta Tutte Sinistro Destro Delta Rossi Pienuigi GAIT TREADMILL 5 KMH BAREFOO 04 08 2011 17 04 37 Figure 93 History of a single test for right left asymmetries Version 1 10 Page 115 of 217 EYMICROGATE OPTOGALIY The lt Print gt option allows you to create a report to be printed or exported in pdf Excel Word or Html format 4 3 4 EX
5. EQMICROGATE OP TOGHIT User Manual Software Version 1 10 EYMICROGATE LP Tt Contents 1 Device Functions and Major Features ccssseesesesesssseseeeeeeeseeesessseseseseeeeeeeensaseeisiesnsesssesesesnensanenanen 7 Ke MU UU UO EE 9 Ka E TEE 10 Ha D DE Hien Te DK 10 1 1 2 Tapping Freguency E 10 LES Peaca E E E E AE E E E E caw 10 t2 Sine le Meter on Tre AG Mill or EREE 11 121 Gal Analysis RUN IC 11 L TREMU VS CEI perire r inienn eE O E EE N EENEN 12 LoL A E E E E E E E E S 12 Lo RONOM KEE 12 1 4 The Two Dimensional System OptoGait 2D ssssssseessserssserssrersseersseessrrresreresreesseressereses 13 15 TheGykonhertial EE 17 1 5 1 Gyko to analyze walking running and marching in place ssossseossessseesesersssersseereseers 18 LoL DNNE S a e T A T aacttasa ees 19 1 52 GVO TOR Urne BIEN 20 t53 Gyk forposture analysis E 21 1 6 Environmental Conditions and Disclaimers cccsssseccccccssseccceeseeseecccesseeeeeceeeseeaeeeeeeeeas 22 EE 24 DM MVS UE Le EE 24 LA OS CTD UO WE 28 Die et E 28 OSU E 29 25 ReESUITSIANG Video EI E 29 20 e Lei 29 3 OptoGait Driver and Hardware Installation sssssssssseseseeeeeessesessseseeesssssaeesssseeeseseeeeeesees 31 ek Diver linta Le EE 31 3 2 OptoGait Hardware Installation secccisscccasisacssvsivessavecavanawsasncncasasacavavavavarasassesacevavenasareoceneeness 31 2 gt POWE SM OI E 35 Seeche EEN Ui 39 3 4 OptoGait Electromyography Copnnector 39 Version 1 10 Pag
6. 0 4 CV flight time L R 4 0 45 0 6 24 J2 LAST POINT FB 5 7 LR SA DIST 10 2 ALPHA 55 8 LAST POINT F B 29 1 LR A8 DIST 20 4 ALPHA 17 Version 1 10 Page 208 of 217 EYMICROGATE LP Tt The Alpha angle is normally defined as follows 0 Version 1 10 Page 209 of 217 EYMICROGATE OP TOGAY 6 6 VERTEC LIKE TEST This test allows simulating the use of the famous VERTEC tool to analyse vertical jumps with one arm extended A meter or two meters for athletes jumping higher than 100 cm can be attached to a wall with double sided adhesive tape or mounted on a tripod with fixing clamps It is important that the interface drums are positioned in the lower part and at the right height depending on the athlete s jump elevation At the beginning of the test the software prompts to extend one arm upwards closing the bar contacts red led to measure the athlete s height it is recommended to carry out the measuring holding the hand near one of the two bars If the test must be repeated several times with the same bar setup it is useful to save the measurement of course if the bar height changes the measure must be changed Then the athlete can jump from a standing position e g touching the wall with the attached bars or with run up through the virtual portal created by OptoJump maybe simulating a complex athletic gesture like for example a volleyball spike The softwar
7. AVI also compatible with other players but less efficient compression MJPEG or H 264 the more compressed and efficient Plus depending on the webcam connected it allows selection of different sampling resolutions from the lowest 320x240 up to fullHD 1920x1080 MJPG 1920x1080 30FPS HD MIPG 640x480 30FPS5 1 MJPG 800x600 30FP5 MJPG 192001000 S0FPS HD ASF 408400 S0FPS ASF 320x240 S0FPS ASF WIS 640x460 S0FPS ASF WV 320x240 S0FPS e Preview First Step If enabled the Gait Test required a visual confirmation via a pop up of the starting foot see chap 4 3 1 6 e Preview Time sec After this number of seconds the preview window is closed automatically 4 4 1 5 SPRINT GAIT TEST CONFIGURATION The configurations of this test type include e Direction of entry allows you to indicate if the Running Gait entry direction is from the interface side drum or from the opposite side If automatic is chosen OptoGait automatically calculates the direction considering the LED nearest the centre of the foot as the beginning of the LEDs e Test Timeout ms this is the test end timeout in milliseconds if during a test with Timeout stop type no input or output signal is received from the measurement area by the OptoGait device for a period longer than or equal to the time set here the test is considered completed e External signal hold off ms is the hold off time between two consecutive external signa
8. EYMICROGATE OPTOGALIY 4 1 1 3 RFID TAG MANAGEMENT Witty RFID is an automatic athlete patient detection system that makes the trainer therapist s work easier by not having to enter the name of the person about to perform a test in the software a MICROGATE EG U The reader used on the field or in the lab is also used via the OptoGait software to write the RFID tags yellow bracelets with the subject s identification number that we will call the bib number When a batch of bracelets is acquired these are in fact sold without numbers and it is the task of the registry to prepare the RFID tags both digitally entering the bib number in it as well as indicating the number in the provided white space using a marker pen or an adhesive number To program an RFID tag switch on the Witty RFID device and connect it to the PC via the supplied USB cable Access the card of an athlete new or already stored Make sure that the bib number field is filled out correctly Press the button lt Write RFID Tag gt Bring the bracelet near until the LEDs on the reader turn green The tag has now been correctly written as indicated by the dialogue box Version 1 10 Page 45 of 217 EYMICROGATE C roterte IS oot with Led gy Version 1 10 OF TOGAIT III Page 46 of 217 uMCROGATE OPTOGALIY 4 1 2 INSERT EDIT GROUP In this section infinite groups and subgroups can be created making it easy to
9. Maximum velocity Vmax m s Time to maximum Force Time2Fmax s Rate of Force Development RFD N kg s Version 1 10 OP TOGEAIT Eccentric Phase Loading Concentric Phase Thrust The duration from the moment when the speed becomes gt 0 until the moment of separation The duration from the start of the movement to the instant before that when the speed becomes gt 0 The peak in Force before separating from the ground The peak in Velocity before separating from the ground The time it takes to reach peak force starting from the moment of the beginning of the concentric phase This is the ratio between the maximum Force and the time taken to reach it starting from the beginning of the concentric phase The higher it is the more explosive am RFD is a significant parameter for the Squat Jump Page 148 of 217 EYMICROGATE OPTOSrlT 18 75 7 0 00 0 42 0 83 Maximum power The peak in Power before separating from the ground Force kg Pmax W Kg Velocity Concentric Work Area of the concentric part of the power curve WorkConc J Kg Similar to P deltaT Eccentric Work Area of the eccentric part of the power curve WorkEcc J Kg Version 1 10 Page 149 of 217 EYMICROGATE LP TOGA 5 1 2 1 2 Landing m Acceleration 16 36 ei 19 1 71 2 13 Displacement 180 00 90 00 0 00 90 OU 180 00 270 00 1 29 1 71 2 13 Power 15 63 31 25 45 88 129 1 71 213 Maximum
10. Rhythm expressed in steps per second e Total dist cm Progressive distance walked run by a patient e Contact Phase s The time between the first contact of the heel and the complete support of the foot the percentage indicates the value with respect to the total contact time e Foot Flat s The time the foot completely touches the ground the percentage indicates the value with respect to the total contact time e Propulsive phase s The time between the lifting of the heel to the complete set off of the tip of the foot the percentage indicates the value with respect to the total contact time 5 3 INVALID TIMES MANAGEMENT There are cases where during a test the program may acquire invalid times The main cases are Version 1 10 Page 187 of 217 EYMICROGATE OP Toor The OptoGait device is not installed correctly if during a performance of a test the OptoGait device is badly positioned on the ground or the ground is particularly uneven invalid flight or contact times may occur The patient knocks against the device if during the test the patient knocks against the device without causing it to lose its alignment this may only temporarily generate some invalid times The patient exits the measurement area in very long tests the patient may exit the measurement area for one jump and then re enter the area In these cases it may be convenient to keep the test and make a manual automatic correction to times rather
11. SpecificEnergy PatientWeight Total power W if the patient s weight is available this field contains the total power expressed by the patient during the test SpecificPower PatientWeight Version 1 10 Page 90 of 217 EY MICROGATE OP TOGAY At the top left see figure below is the command panel for checking test progress T TT ellen mle ao wb wb Figure 64 Command panel From left to right the commands available are Back to the start of the test Back one frame Play Stop Forward one frame Forward to the end of the test Move the progress bar slider by moving the cursor with the mouse Instead of the buttons Back Next the right and left arrow keys on the keyboard can be used to move forward backward by single frames The CTRL Right Arrow and CTRL Left Arrow can be used to move by a thousandth of a second 4 3 1 1 CONFIGURATION PANEL Pressing lt Configure gt displays the choices available Video Show CC Hide Play Single Continuos Overlay Show Hide Video choice Video 1 Speed 8 o OI Dax EI Figure 65 Configuration Panel for the View test function Version 1 10 Page 91 of 217 EY MICROGATE OP TOGAY The lt Set Start gt lt Set Stop gt buttons are for defining the start and end respectively of the part of interest Place the cursor at the start and finish points of the desired movie clip and press lt Set Start gt and then lt Set Stop gt Thus a part of the movie
12. Stance s 0 693 0 668 3 6 Swing s 0 271 0 287 5 9 quatJump 2 legs 5jumps Average Power jumps 2 3 4 W Kg 19 98 Knee angle Deg T5 SquatJump Single Leg 5 Jumps L R Deltas Average Power jumps 2 3 4 W Kg 10 81 11 44 5 5 Average Height jumps 2 3 4 cm 11 2 12 1 T 6 Ski Test15 sec L R Delta Average Contact Time s 0 552 0 554 0 4 Average Flight Time s 0 118 0 106 10 2 Acoustic Reaction Single leg L R Deltas Average Reaction Time s 0 676 0 641 5 9 Figure 132 Output of the Report Version 1 10 Page 202 of 217 GATE OF TO The Knee angle parameter is an index which can be derived manually from a video still image Once the parameter with had been defined using the dedicated graphic tools the value can be entered to the Indexes section and will be showing in your print Example Expand the GG protocol find the SquatJump 2 Legs test and display it as a single test TEST LIST Name Test Date ki wt W Rossi Pierluigi 5 Dot Drill 16 03 2011 15 35 18 ed Rossi Pierluigi GG Protocol 16 03 2011 15 00 13 el TREADMILL WALKING 3MPH OR 5KM H 16 03 2011 14 55 15 el SQUATJUMP 2 LEGS 5 JUMPS 16 03 2011 14 57 33 gt SQUATJUMP LEFT LEG 5 JUMPS 16 03 2011 14 53 15 a gt SQUATJUMP RIGHT LEG 5 JUMPS 16 03 2011 14 56 31 el SKITEST 15 SEC 16 03 2011 14 56 46 F ACOUSTIC REACTION LEFT LEG 16 03 2011 14 59 19 b ACOUSTIC REACTION RIGHT LEG 16 03 2011 15 00 13 wf ww w Rossi
13. its name can be changed With lt Remove from Group gt the patient selected in the grid is removed the patient is not eliminated from the database The button is disabled when no patient is selected or when the first level group Patients is displayed Version 1 10 Page 48 of 217 EYMICROGATE OP TOGAY 4 1 3 MEDIAGALLERY The patient panel can be used to access the MediaGallery module the aim of this section is to archive images and videos of postural situations without needing to carry out a test with the bars You can take photographs record videos and capture stills making the patient assume various poses which are useful for evaluating his her anthropometric measurements posture or pathologies The photos or still images can be processed with editing tools as described in chapter 5 4 Files of images already taken and downloaded to PC jpg png bmp can either be imported or recorded with the webcam used for normal tests Here s how Enter the Personal Data panel of a patient and click the lt MediaGallery gt button To import existing photos click the lt Add media file gt button select 1 or more photograph files from the disk The photos will be imported and displayed as thumbnails at the bottom of the screen complete with entry date and time while the full screen display shows the photo currently selected marked with the orange border To view a photo click its thumbnail to scroll through the carousel of thu
14. the EMG software needs to know the starting foot beforehand See chap 1 5 for correct positioning of the bars on the treadmill Version 1 10 Page 101 of 217 amp Y MICROGATE LP TOGAY Of course it is possible to do this afterwards using the same method described above for the Sprint and Gait Tests on modular systems even as regards possible foot assigning errors OPTOGEIT 228 SSS ee SE eem o we READMILL RUN 155042011 41 23 30 sr Right foot Figure 76 Treadmill Running Test assigning the starting foot Si GK OF TO Pee tei PATIENTS mm EE Gg mm we om Rossin Paok E TREADMILL GAIT 1504 2011 11 30040 iii E Q i 9 e u E Sg Std Dev Undefined S Len foot e Avg R e Right foot ans a Mo L R e Figure 77 Treadmill Gait Test assigning the starting foot double support Version 1 10 Page 102 of 217 EYMICROGATE OPTOSrlT The starting foot of run and gait tests with modular systems can be change several times In a round trip test for example it can be useful to change the foot with which the athlete has entered Invert foot the area after having changed direction By positioning the mouse on the footprint to be changed and pressing the right button Invert foot is viewed Choosing this option all following feet of the chosen foot are changed e g clicking on the footprint 7 the 7 8 9 etc are inverted
15. 1 419 g 4L 0 523 313 0 079 0 112 1 5 am 1 43 98 195 5 24 3 591 2 797 ee Q 5R 0 766 416 0 131 0 079 0 8 4 90 0 56 103 201 4 76 1 702 ee S P 6L 0 964 541 0 119 0 075 0 7 6 44 3 81 125 228 5 15 1 264 24 427 ific energy J Kg 0 789 Q TR 1 169 672 0 130 0 094 1 1 ap 1 42 131 256 4 46 1 894 Q 8L 1 388 814 0 125 0 084 0 9 6 79 2 18 142 273 4 78 1 396 6 154 Q 9R 1 601 957 0 129 0 098 1 2 6 30 1 13 143 285 4 41 1 886 P 10L 1 823 1118 0 124 0 099 1 2 A 2 04 161 304 4 48 1 710 3 488 Q 11R 2 054 0 132 Figure 115 The three reference indexes in the lower left part Of course it is possible to change the three speeds of reference as for any other secondary parameter in any single test of a certain type or in general see chap 4 2 2 1 3rd step speed reference m s 6th step speed reference m s Sth step speed reference m s Take first step Figure 116 Input of 3 speeds of reference Version 1 10 Page 154 of 217 EYMICROGATE OP TOGAY 5 1 5 IMBALANCE INDEX The Imbalance Index column Imb in sprint tests Run Data is an indicator of running asymmetry between the right and the left At first a linear interpolation of two supports the same type can be assumed Consequently the contact time of an ideal athlete s support would be halfway between the previous and the following whereas in a real run there will always be a certain difference the deviation between two times indicating asymmetry After having calculat
16. 217 awCROGATg OP TOGAY e Data Window the amount of data used for calculating the asymmetry the last N are used the higher the data the better the average and the more real the value but it will be more difficult for the patient to try and correct his her asymmetry e Reference Value only appears when Mode Absolute Value and is the value taken as a reference when calculating the thresholds Obviously it should be set in line with the type of measurement selected e g 30 cm for height 0 5 s for flight time 70 cm for step length etc e Warning Threshold if the asymmetry is lower than this percentage the value is displayed on a green background and if it is higher the background colour is orange e Bad Threshold if the asymmetry is lower than this percentage the value is displayed on an orange background and if it is higher the background colour is red Setting for example the warning threshold at 5 and the bad threshold at 10 the following background colours will be used OQO lt value lt 5 green 5 lt value lt 10 orange gt 10 red e Trend only appears if Mode Asymmetry if the asymmetry value exceeds the warning threshold an indication for the patient is displayed with an arrow on the value bar The indication can be to increase the lower value or to decrease the higher value e View Type choose between normal below or Opto 4 Kids see next chapter AA STEP 00 30 A P d Figure 39
17. 5 1 Definition of Result Columns In the case of Sprint Gait test step length speed and acceleration are also displayed By checking the various rows invalid flight and or contact times can be deleted See chap 5 3 In the bottom left area total test data is displayed such as Effective time mm ss dd actual time of the test in the format minutes seconds and milliseconds this is the difference between the actual start of the test calculated from the first event e g the first take off from the ground and the end of the test Total time mm ss dd total time of the test in the format minutes seconds and hundredths of a second this is the difference between the start of the test signalled by the acoustic signal and the end of the test If for example 10 seconds pass between the two start beeps and the end of the test and the patient begins to jump 3 seconds after the first beep the two values will be Total time 10 and Effective time 7 Specific energy J kg specific energy produced during the test calculated with the following formula 3 Bue Specific power W kg specific power produced during the test calculated with the following formula UP a hF ET 4 n jumps T Where T Flight Time T Contact Time Patient s weight kg or Ib patient s weight in kg or pounds Total energy J if the patient s weight is available this field contains the total energy expressed by the patient during the test
18. BACK RIGHT FOOT LEFT FOOT BOTH FEET TURN AROUND Figure 131 5 Dot Drill report output The parameter Compared average is calculated as difference between the average of all 5 tests and the average value of each single test E g for Up amp Back 8 328 8 565 8 328 The fatigability index is calculated using the average of the first 6 contact time values and compared to the average value of the last 6 contact times Avg_Last_6_Ct Avg_First_6_Ct Fatigability Avg First_6_Ct Version 1 10 Page 201 of 217 GYMICROGATE OP TOGAY 6 3 GG PROTOCOL This protocol whose name is based on the initials of its inventors is made of the following test series with the object of an initial athlete evaluation to be used during scouting phase Treadmill Gait Test at 5 kmh usually for 30 seconds Squat Jump with both legs 5 jumps Squat Jump with the right leg 5 jumps Squat Jump with the left leg 5 jumps Ski Test 15 seconds Sound reaction test with the left leg 3 times JE OnE e 7 Sound reaction test with the right leg 3 times At the end of the protocol a report summarizes the main test data highlighting possible asymmetry and differences between the right and left leg GG PROTOCOL 16 03 2011 15 00 13 Athlete Last name Rossi First name Pierluigi Birth date 23 02 1985 Gender M Weight 75 Height 181 Foot size 42 Notes some notes readmill Gait Analysis at 3 mph or 5 Km h L R Delta
19. Data Test Data Show Hide Data Show Hide Page Run Data Gait Data Gait Report Charts Flight times Show 9 Hide Contact times Show Hide Height Show 9 Hide Speed Show Hide Dese Show Hide Step Show Hide Stride Show Hide Pace Show Hide Stride angle Show Hide Imbalance Show Hide Step times Show Hide Double Support Show Hide Lorem ipsum dolor sit amet consectetur adipiscing elit Sed commodo velit eget est adipiscing semper et in arcu Quisque scelerisque nulla eget dui feugiat in tincidunt ante ultricies Duis tortor magna tincidunt eget rhoncus eget rhoncus id nibh Aenean dignissim ullamcorper iaculis Donec blandit vehicula aliquam Praesent egestas lobortis ante Curabitur eleifend euismod magna viverra mattis magna aliquam id Sed porta risus sed erat scelerisque eu ornare urna gravida Sed sagittis dictum Vivamus velit diam tincidunt at lobortis malesuada mattis consequat tortor Ut ligula neque placerat non suscipit sit amet bibendum nec turpis Fusce id condimentum tellus Vivamus ut ante vitae sapien consequat imperdiet Sed ullamcorper elit sit amet risus condimentum vel interdum eros consequat In sed adipiscing eros Nunc tristique ante nec imperdiet eleifend ligula sem pharetra libero ac rutrum dui elit vitae ipsum Praesent luctus mi eu arcu tempus in mattis risus elementum Praesent porta urna vitae ac
20. Example Output 2nd monitor with Asymmetry on the Step Length normal view L Version 1 10 Page 61 of 217 GYMICROGATE LP Tt 4 2 1 2 1 Opto 4 Kids The special view Opto 4 Kids is aimed at making tests fun for children as they often get bored especially during long tests on the treadmill and their interest is not engaged Instead of showing numeric values or histograms which can be difficult for them to understand we have designed an animated cartoon style background and a character who has to climb a mountain a baby dragon in this first version but in future versions it will be possible to select a favourite avatar The position and expression of the dragon indicate whether the exercise is being performed correctly a sad dragon at the foot of the mountain means high asymmetry or absolute values far from the set reference values while a happy dragon on top of the mountain means the target is being reached The type of measurement and the current value appear in the top left hand corner useful information for the adult operator running the exercise The operator physiotherapist doctor or technician is responsible for encouraging the little patient to reach the top of the mountain by giving the necessary instructions e g try to take longer steps with your left leg try to speed up a bit the child will therefore be driven from a play perspective and should find the motivation to improve his her condition and
21. Ke Ke Stance Time Swing Time Step Time Gait Cycle Single Support Double Support Loading Response Pre swing Step Length Stride Length lt x KX X X X KK KK XK lt x KX X X X XxX KK K XK 3 foot phase contact flat propulsive Cadence Rhythm Pace Speed Acceleration Flight Time Contact Time Height Stride Angle X X KX KK KK XK lt x KX K KK KX Imbalance Specific power Jumping Point Jumping Point Gap Used Area Cycle Time Flight Contact lt x KX K Xx Reaction Time X Version 1 10 Page 8 of 217 EYMICROGATE OP TOGAY KIT CONFIGURATION OPTOGAIT is always sold in a KIT configuration comprising at least e 1 bar with interface RX e 1 bar with interface TX e Optional for linear multiple meter systems n additional RX bars e Optional for linear multiple meter systems n additional TX bars e USB cable for PC connection 5m e Single Meter 1 power supply certified for medical use connection cable for second bar e Linear Systems 2 power supplies certified for medical use for recharging and current supply e 2 professional webcams e 2 USB cable extension cords 5m e 2 webcam tripods e Single meter bag or trolley for 2 to 5 meter systems e Quick installation guide hard copy e USB stick containing software and user guide Kits usually sold are e Single Meter Kit e Single Meter Kit predisposed for the addition of more meters e e Additional Meter Kit A e 5 Meter Kit e 10 Meter Kit
22. Pierluigi Drift Protocol 16 03 2011 09 56 15 hd eg gg ge eg gr epee garg rg GS PTE GI LL GI SI TGR RET OT RCT SGI TGR CEET HEEN PG GR E TERT GI TGR TGR TGR E Find the desired spot in the video double click on the video and enter Video Analysis With the Line Angle Right tool draw two lines and read the value of the angle measure t4 Clear all 7 Open Se ke mmm mem 2 Add To Report Add Overlay A Delete Overlay Select Sy Pan SP Move 9 Undo Redo Il Color A Font 4 Grid Ruler Pencil 9 Add Time vr Line Lines gt Circle 2P Circle CR sr Arc 2P eh Arc CR Arc 3P ee Arc 3P gt Line Angle Right Eei Version 1 10 Page 203 of 217 EYMICROGATE OPTOGALIY Press the Indexes button and enter the measured value Rossi Pierluigi SQUATJUMP 2 LEGS 5 JUMPS 1603 2011 14 57 53 Rossi Pierluigi SOUATJUMP 2 LEGS 5 JUMPS 16 03 2011 14 57 55 quatJump 2 legs 5jumps Average Power jumps 2 3 4 Wi Kg 19 98 Knee angle Deg Ce Version 1 10 Page 204 of 217 EYMICROGATE LP TOGA 6 4 SINGLE LEG 3 HOPS PROTOCOL This protocol allows evaluation of the functionality of the anterior cruciate ligament with two one leg jumps consisting of 3 forward jumps each possibly after post injury rehabilitation as regards power as well as stabilization Have the athlete carry out 3 forward hops starting slightly out of the test area on the interface drum side first with
23. Rx and Tx bars facing each other at a minimum distance of one meter maximum 6 meters e zm ig man 6 M NI Figure 10 Maximum distance If a number of bars connected together are used pay attention to the insertion of the caps see figures below Check that the caps are firmly inserted If insertion is incorrect the software may not function correctly Figure 11 Figure 12 Figure 13 Figure 14 Version 1 10 Page 32 of 217 GYMICROGATE OP TOGALY To mount the connection cap insert the cap in the dedicated slots and apply light pressure on both sides until it has been completely inserted make sure it is parallel with the two bars the two connectors should slot in simultaneously The cap can only be inserted one way round If you find that the cap will not go in turn it 180 DO NOT force the cap if insertion is difficult you run the risk of bending the connection pins Figure 15 Cap mounting Figure 16 Inserting with light pressure To remove the cap grip the two side tabs and pull upwards symmetrically Alternatively you can firmly hold one of the 2 bars down and carefully lift the other until the cap comes off Figure 17 Cap removal Figure 18 Alternative method for removing the cap A Do not touch simultaneously the additional bars connectors or the bars and the patient Version 1 10 Page 33 of 217 EY MICROGATE OP TOGAIL Connect the USB cable from interface Rx to the computer US
24. The command Capture foot gt measures the foot in cm i e in number of LEDs which are then converted into centimetres or inches according to the unit of measurement used Click the button position one foot inside the bars parallel to them and click lt Confirm gt After a few seconds the measurement is displayed and can be confirmed or repeated The measurement is essential for the treadmill tests the value is saved in the database associated with the patient and is displayed in the mask the editable field foot is only for personal data and can be used to write the measurement in any unit e g 41 EUR 7 US 8 UK etc Figure 31 Commands in the Edit panel In the patients list the following commands are available To eliminate him her press lt Delete Patient gt WARNING When deleting a patient all his her tests protocols and analyses will be deleted without any possibility to restore them To insert a patient into a group select from the list press lt Add to a group gt select the group to insert him her in possibly using the right arrow to select a dependent subgroup and press lt Add to a group gt again Press lt Back gt to return to the patients list For the management of groups and other ways of associating with groups we suggest you read the next section By pressing lt Export gt patients personal data can be exported to a file with the extension xml which can b
25. The number of beats can be changed between 10 and 200 in steps of 5 using the corresponding slider or by entering the figure directly and confirming with OK In Utility gt Basic Settings it is possible to set a single or two tone sound Metronome Dual Beep tone Enabled _ Disabled Version 1 10 Page 64 of 217 EY MICROGATE OPTOSrlT 4 2 2 DEFINE EDIT TESTS In this section the definitions of the tests to be performed can be defined or edited You can view the list of tests pre defined by Microgate in italic or those you have added yourself in the grid in the example below MY treadmill gait test is a test added by the user THREE JUMPS E Name MY TREADMILL GAIT TEST Ee Figure 42 Define Edit Test If the mouse is pointed on a test its characteristics which are those that will be used to define a new one will be displayed By pressing lt New Test gt the section for defining a test is opened The fields necessary for defining a test are the following Version 1 10 Page 65 of 217 EYMICROGATE LP Tt e Name name identifying the test type e g left foot monopodalic or continuous jumps 30 seconds etc e Test Type this type indication is very important and conditions the fields below which appear dynamically only after the type has been chosen from this drop down menu o Jump Test type of test that measures flight time and consequently height as well as contact
26. The percentages of the various bands of course refer to the frequency of every single athlete and must be entered in the relevant fields of each athlete s card Version 1 10 Page 136 of 217 EYMICROGATE LP Tt Open an athlete s card press lt Next gt gt gt in the lower right corner to go to the second page of the card and edit the 4 required values Press lt Save gt to confirm the changes Max Heart Rate Heart Rate at rest Anaerobic HR Max 160 Anaerobic HR Min 179 The correct configuration and assigning of a heart rate monitor is shown in the Test gt Execute section Selecting any test and pressing Execute in the lower section a pulsing heart icon and the current heart rate are displayed Furthermore the label HRM is added to the legend of values displayed in the graphs Similar to others it can be turned off and on again by clicking on it and changed from bar to line view only in single display mode if other measures are displayed the graph always shows lines wm ews Patients PATIENTS Rossi Pierluigi Test 30 sec jumps Protocol rir oar 4 LIL IL ENTER IN TEST AREA eee e Of course the coloured band viewing mode is the configuration function of the above mentioned SportZone configuration Changing the mode the band values colours and any customized labels change The athlete s max min frequency values refer to the moment of the text execution If the values on t
27. Tt 59 Invalid Reg LCE ENEE CT EE 187 CSO ES eee asec ste eae eect ei ee eases tet ase A E AA EA 190 Sie IV II WAVE EE 192 C Delauit Tests Amd PLO COCOONS EE 193 CL ADIT PROLOG OW sae cet sacs ante ye nersns ca EE ES E E E E E E E 194 ear ZED An e Diet ee ee E E E E E E A E E E 197 602 Five Dot DTI D ee EE 198 os MENG LE ca 6 X00 e eminent reer cnr eater er mene eer rene E eer err eee cree 202 64 Singleleg Meet e CD Re e Lee EE 205 6 4 1 2D Single Leg 3 Hops Protocol ccceeccccssececesscecceseeccesececeeecesseneeeeeeceseeecesseeeeeeees 207 042 ZD4AHSC and 4H3C Protocol BE 207 65 MIP Marcel in Place POLO CO viescccccdcsasssasinaasinseaut shohennbodecenauniadn ee iawssaessaeinact dusenaunianae aide 208 SG EE EI A KE E 210 I TS EE 211 66 BOC SWAY POCO CON EE 212 7 Technical Data E 213 7 1 Technical Data TX RX Bars cccccccccccsssccccsseccccssccccesecccesecescnecescucecessesesenecescuseseeseserenesens 213 7 2 PC Minimum Ne UE E EE 214 o IDEO e Roni 0010 0 cement enter E ee a eee eee ee ee 215 Version 1 10 Page 6 of 217 EYMICROGATE OP TOGAY 1 DEVICE FUNCTIONS AND MAJOR FEATURES OPTOGAIT is an innovative system for movement analysis and functional assessment of patients with normal or pathological conditions The system is equipped with optical sensors working at a frequency of 1000 Hz and having an accuracy of 1 cm detecting the relevant space and time parameters for gait running or other t
28. _ T T Figure 112 Speed calculation Version 1 10 Page 151 of 217 EYMICROGATE LP Tt Acceleration is calculated as the relation between speed delta of the two steps and the sum of the contact and flight time Figure 113 Acceleration calculation 8 Vo Vi Tea Tyi Tez Toz a Stride Angle This is the angle of the parable tangent deriving from the movement of a stride L stride length h height to which the foot is risen b s S a j M G Figure 114 Stride angle Version 1 10 Page 152 of 217 EYMICROGATE LP Tt 5 1 3 1 GYKO If the test was performed using the Gyko inertial sensor as well usually at the height of the shoulder blade there are the following in addition to the previous values e Area cm The Area parameter provides a dimension of how much the subject moves his her trunk The greater it is and the broader are the antero posterior and medio lateral rotations In numerical terms it represents the area of the ellipse of confidence 95 which is the ellipse that contains approximately 95 of the points of the trajectory e Ant Post mm Antero posterior displacement positive values anterior negative ones posterior e LH RH mm Medio lateral displacement positive values to the right negative ones to the left e Control strategy AP ML or NEUTRAL depending on the values mentioned above AP if the axis of the Ant Post ellipsoid is greater than the medio late
29. a Squatjump test is chosen the Test List is filtered in order to contain only Jump tests this allows you to choose only tests of the same type to submit to Comparison To add all displayed tests press on the table heading To make multiple selections use the SHIFT key to select a range of patients from to or the CTRL key for selections that are not adjacent as explained in section 4 1 2 Pressing amp will move only the selected tests while pressing will delete those lines hoy Smith John Treadmill Gait 02 08 2010 15 42 41 y4 Mee Tapping 10 23 04 2010 15 12 31 2 a Huber Franz STIFFNESS 23 04 2010 10 15 24 7 R Rossi Pierluigi STIFFNESS 22 04 2010 14 27 55 Rossi Pierluigi STIFFNESS 22 04 2010 14 27 44 Rossi Pierluigi STIFFNESS 25 03 2010 16 11 34 Rossi Pierluigi STIFFNESS 03 2010 16 09 31 Rossi Pierluigi STIFFNESS 1032010 12 22 17 Rossini Paolo STIFFNESS 01 07 2010 09 18 38 Rossini Paolo STIFFNESS 01 07 2010 09 18 22 x Smith John STIFFNESS 25 04 2010 10 15 40 Huber Franz SQUATJUMP 2004 2010 10 07 00 K Rossi Pierluigi SQUATJUMP 25 04 2010 10 07 27 8 Figure 59 Multiple selection Version 1 10 Page 86 of 217 EYMICROGATE OP Toor From the test list it is possible to perform two operations by RIGHT CLICKING on one test line More precisely e Change person allows you to associate a test with another person if the wrong association was made during execution
30. clip is isolated deleting the uninteresting dead periods e G Press lt Reset gt to cancel the Start and Stop references and restore them to their initial values Double clicking anywhere on the timeline the positioning time can be entered The value must be in milliseconds i e for example 1871 to reach 18 71 With lt Search Parameters gt it is possible to look for a parameter selected from the Parameter drop down menu e g select first flight time and press Search Parameter you will see the film clip and the slider used to move forward to the frame corresponding to the patient s first take off from the ground By using Next T Flight you will go forward to the next corresponding event This function is very useful when comparing two tests The display of test data can be configured by the user Chart o Chart shows hides the chart o Grid shows hides the dotted lines forming a grid on the chart o Labels shows hides the labels for the numerical values on the times on the chart O View shows all the data acquired or only certain data in this case a scrollbar allows you to move to the right and left inside the chart o Data Window the table of numerical data displays the n number of data based on the window in blue shown in the chart To move the window right click it with the mouse and drag it onto the chart A alfi midas usda adkas aikin Parameter
31. exercise is available on our website Version 1 10 Page 198 of 217 EYMICROGATE LP Tt Up amp Back Start with feet on AandB 1 2 Jump rapidly with both feet on C 3 4 5 Jump putting one foot on D and one on E Jump back to the starting point Repeat 5 times 6 times in total Right Foot Your feet are now on A and B 1 2 Jump on C with your right foot 3 4 Jump with your right foot on D E C A B Repeat 5 times 6 times in total Left Foot oe em The previous exercise ends with your right foot on B Now jump on C with your left foot Jump with your right foot on D E C A B Repeat 5 times 6 times in total Both Feet ee YS SE The previous exercise ends with your left foot on B Jump with both feet on C Jump with your left foot on D E C A B Jump back to the starting point Repeat 5 times 6 times in total Turn Around os oS i The previous exercise ends with both feet on B Jump with both feet on C Jump putting one foot on D and one on E just like in exercise 1 Turn around clockwise 180 your feet will still be on E and E Jump on C with both feet and then with one on A and one on B Turn again around to the left anti clockwise 180 and start again Repeat 5 times 6 times in total Version 1 10 Page 199 of 217 F MICROGATE OP TOGAY Even though this is a single test it must be carried out as PROTOCOL pm TEST raus because this allows to have a particular print rep
32. far as the second LED in your segment a red coloured area will indicate the part to be cancelled Confirm by pressing YES when prompted if you want to delete the LEDs and indicate the number of thousandths of seconds for which the change is to be applied in this example 2000 and the numeric data table will be displayed If you want to save the data press lt OK gt in the upper left corner Otherwise press lt CANCEL gt Delete Led g Bar N 2 Figure 81 Deleting LEDs for a certain amount of time If you want to delete the whole series of LEDs a complete footprint for the entire test press CTRL right mouse click on any red LED of the footprint and then confirm the deletion by pressing YES See also this article of our Knowledge Base for all the operations available in this view Version 1 10 Page 106 of 217 EYMICROGATE OPTOGALY Zoom and Config Buttons on the Bars Clicking on the icon at the beginning of the displayed bars the latter can be zoomed Click on the icon to go back to normal view Using the Configure Bars button useful mainly for run or gait tests the information to be displayed can be set Partial and progressive distances between one step and another have been added Sensor number Step Distance Total Distance Angle Number of Bars Foot print Number Version 1 10 Page 107 of 217 GYMICROGATE OPTOGALY 4 3 1 8 PRINT When lt Print gt is pressed a multi page report is
33. in synchronization until the end or possibly until the point chosen with lt Set Stop gt NB when you press lt Synchro gt lt Set Start gt or lt Set Stop gt make sure you have correctly positioned the two tests at the time chosen as these actions are applied simultaneously to the two tests Smith John 10m OJN 28 05 2009 15 11 04 Smith John 10m OJN 28 05 2009 15 03 46 N teed A Se A gt Pe 8 e Ue SE Si di Ce e e A ke THT TTT f coca Et HE as Figure 89 Synchro Start and Stop Settings Test data viewing can be configured by the user These settings are similar to those explained in the previous section except for Chart o View data can be viewed horizontally as in Figure Figure 88 or vertically In this case the numerical values are scrolled horizontally o Bars synchronization of the bars means that if for example the Blue Test time slider is moved the red bar for the Red Test time is automatically moved too If No Synchro is chosen the two scroll bars are disconnected and can be moved independently from each other Video o Video choice if two movie clips have been acquired i e two webcams are connected for each test it is possible to choose which movie clip to view Video or Video 2 It is not possible to view the Video taken by Webcam 1 for the Blue Test and the video taken by Webcam 2 for the Red Test or vice versa 4 3 2 1 PRINT ANALYSIS NOTES
34. interface 1100mm x 100mm x 100mm W x Dx H Dimensions of Tx Rx 1000mm x 100mm x 45mm W x D x H Dimensions of Tx Rx with integrated interface Weight of additional Tx and Rx bars 1 5kg Version 1 10 Page 213 of 217 EYMICROGATE OP TOGAY 7 2 PC MINIMUM REQUIREMENTS A regular desktop or notebook PC with Microsoft Windows XP Sp3 Vista Sp2 or Windows 7 is usually enough for running the OptoGait software without any problems We recommend to perform a Windows Update before setting up the software Minimum hardware requirements MINIMUM SUGGESTED Operating System Microsoft XP SP3 Vista 7 32 or 64 bit CPU Atom Centrino i5 i7 RAM 2 GB 4 GB Hard Disk 40 GB 160 GB Graphic Board Integrated Dedicated 512 Mb or higher Display resolution 1024x600 1600x900 or higher USB Ports 1 3 OptoGait 2 webcam On lower performance PCs or not particularly powerful PCs e g netbooks it is anyhow possible to run the software but refraining from using real time viewing via the webcam the video is recorded and saved anyhow and can be viewed later OptoGait requires the installation of Microsoft NET Framework 2 0 installed automatically during the setup if not found Version 1 10 Page 214 of 217 EYMICROGATE LP Tt 8 TABLE OF USED SYMBOLS A CAUTION symbol Version 1 10 Page 215 of 217 EYMICROGATE OPTOGALIY Ermi Ka ik 3r an Ee as D GYMICROGATE DICHIARAZIONE DI CONFORMITA DECLARATION
35. interface drum Updating the firmware of the TX bar with drum already included with all articles having a serial number higher than 00250 this last hardware type can also be used Therefore with a 5 meter modular system Kit OGA051 it is for example possible to use the complete hardware building a 4 meter long linear gait system For serial numbers lower than 00250 it is possible to ship the bar to Microgate or a distributor and receive a free update shipping costs for sending and receiving are excluded It is also possible to buy one or more additional single TX bars sueq XY 0SZ00 lt N S YM AINO BdeJJ9U YUM Sieg XL EWJON TX bars 4 mt bars Kit 5 mt F MICROGATE BOLZANO BOZEN ITALY Version 1 10 Page 14 of 217 EYMICROGATE OPTOGALIY The maximum length of the 2D course can be increased up to 13 meters purchasing one or more special Y TX bars called 2D Boosted This kind of bar is equipped with stronger transmission LEDs compared to the others and has a front aluminium cover instead of the transparent lenses in order to direct the narrow infrared LED beam To help the Y bar alignment at great distances especially with not perfectly smooth ground the 2D Boosted bar is equipped with mechanical trimming devices for applying micrometric elevation and inclination changes seq X1 paysoog qz seq XY TX bars MAX 13 mt eg 1imt bars 1mt x 2 eo BOOSTED Version 1 10 Page 15
36. is the average of the curve in the figure af N i Y y y l 4 8 D WW d ien 25 ML RMS mm This is the mean distance from the midpoint of the medio lateral trajectory It is the average of the curve in the figure Ai Laaf Muert Mi Version 1 10 Page 168 of 217 EYMICROGATE OP TOGAY 5 1 7 5 MEAN FREQUENCY M Modulus Mean Frequency The mean frequency is the frequency of rotation of the centre of pressure COP considering as if the COP had travelled the total length of the trajectory on a circle whose radius is the mean distance FREQM ste BET T 2p Day Version 1 10 Page 169 of 217 Version 1 10 EYMICROGATE AP antero posterior MIL medio lateral OP TOGEAIT Mean AP This is the frequency of a sinusoidal oscillation of mean value Frequency Hz equal to the mean AP distance and total length equal to the AP length FREOM LAP CS AP AP 7 of 4 2 Dist 4 pT E ESHOO 4 p Mean ML This is the frequency of a sinusoidal oscillation of mean value Frequency Hz equal to the mean ML distance and total length equal to the ML length 8 LML YML FREQM mi 42 DistyyrT T f4 2 Distaygy Page 170 of 217 F MICROGATE OP TOGAY 5 1 7 6 VELOCITY M Modulus Mean Velocity mm s This is the mean travel velocity of the trajectory L Version 1 10 Page 171 of 217 EYMICROGATE AP antero posterio
37. landing force The peak in Force at impact expressed as BodyWeight 2BW is Fmax Land BW equivalent to 2 times body weight Time to Maximum Landing Force The time it takes to reach peak force starting from the moment of Time2Fmax Land J Kg contact after jumping Loading Rate The ratio between the maximum Force and time to reach it Similar Loading Rate BW s to RFD at separation It indicates shock absorbing capacity The higher it is the lower the capacity to absorb shock Version 1 10 Page 150 of 217 EYMICROGATE OP TOGAY 5 1 3 SPRINT GAIT TEST The following are some useful definitions to explain the values displayed on the table with numerical data Step the distance between the tip toe of two subsequent feet or the distance between the heel of two subsequent feet depending on the settings in the parameter Step length calculation see chap 4 4 1 5 Di wi Step toe WW heel m ap 9 d es Figure 110 Step definition ee Zeg eng Stride the distance between the tip of two subsequent footprints of the same foot or the distance between the heel of two subsequent footprints of the same foot depending on the settings in the parameter Step length calculation see chap 4 4 1 5 Stride heel L Figure 111 Stride definition Speed is the relation between the distance between the two feet and the sum of the first Contact time Tc and the Flight time Tf L V
38. lists a smaller font is used in order to fit as much information as possible in the allotted space e Inthe Test Execute module the webcam though connected is not displayed in real time during acquisition In any case the video is saved and can be played in the module Results e Inthe module Results View or Compare Test it is not possible to view charts and the table with numerical data simultaneously either one or the other furthermore the bar display is disabled In the configuration panel the VCR Player control for the video is hidden 4 4 1 7 NEWS amp EVENTS As described in chap 2 2 when the software is launched a series of news and events are displayed on the homepage which are updated in real time via the website www optogait com If the computer is not connected to the Internet the detection of missing connectivity may take a few Version 1 10 Page 121 of 217 EYMICROGATE LP Tt seconds For PCs that are permanently disconnected from the Internet e g fixed stations on the training field without Internet it is useful to disable the updating of news and events to prevent the updating timeout News amp Events Enabled Disabled 4 4 1 8 EMG ACTIVATION If enabled the output impulse is transmitted with a fixed delay of 300 ms through the LEMO connector see chap 3 4 Version 1 10 Page 122 of 217 EYMICROGATE OP TOGAY 4 4 2 OPTOGAIT HW TEST In this section the connected hardware Opto
39. manage the patients personal data Group Subgroup A Group B i SubGroup Group SubGroup C Members of Patients Group B SubGroup B Third Level Group Picture Figure 32 Managing groups As a default there is always a group called Patients which is the Parent group of the ones we will subsequently create All the patients we insert are automatically added to this group To create a subgroup choose the parent group press lt New Group gt key in the name and confirm e g if you want to create Group D as a 2nd level group select Patients and press lt New Group gt whereas if you want to create a 4th level group under Subgroup C make sure to select it before pressing lt New gt When a group is selected the grid below will show the patients belonging to the group chosen and its relationship Version 1 10 Page 47 of 217 amp YMICROGATE OP TOGAY To add one or more patients to a group there are two other possibilities Select the group to which you want to add a patient and press lt Add to a Group gt select one or more patients by checking them in the grid and press lt Confirm gt It is possible to use lt Select All gt or lt Deselect All gt to speed up checking operations Press lt Cancel gt to exit this function without adding patients Select the root group Patients which contains all patients select one or two patients by clicking on them see below and drag them with t
40. mm BTH Mean Distance ML mm 7 320 RMS Distance mm 14 376 RMS Distance AP mm 11 140 RMS Distance ML mm 9 007 Version 1 10 Page 21 of 217 EYMICROGATE OP TOGAY 1 6 ENVIRONMENTAL CONDITIONS AND DISCLAIMERS A The system is intended only for indoor use and at a height of max 2000 m a s l Operating temperature 0 C 35 C A As of the manufacturer s specifications only the intended use is allowed The estimated product life cycle is of 20 years A Positioning of the bars on the ground To avoid interferences between the patient and the bars we advise a distance of at least one meter between the bars and we advise to pay attention that bars don t hinder the gait Maximum distance must not exceed 6 meters N N S S 2 2 x lt lt ac MIN 1 mt suggested ET Weg e MAX 6 mt Version 1 10 Page 22 of 217 PY MICROGATE OP TO A Positioning of the bars on the treadmill The bars must be positioned at the sides of the treadmill so that the minimal safety distance planned by the producer is obeyed We recommend fixing L stirrups outside the chassis When mounting the bars on the treadmill ensure that vibrations caused by walking running do not move or make the bars fall down or onto the mobile area Version 1 10 Page 23 of 217 EYMICROGATE OPTOGALIY 2 SOFTWARE The interface with which the OptoGait system is managed is divided into three main sections Patients Personal Data Tes
41. not average The following chart clarifies this concept Version 1 10 Page 188 of 217 EYMICROGATE OPTOGA Y Invalid contact time delete contact time Cont time Flight time is Cont time Flight time 0 35 0 43 0 35 0 43 0 30 0 15 0 30 0 45 0 15 0 05 0 25 0 05 inval 0 25 0 32 0 41 0 32 0 41 Invalid flight time delete flight time Cont time Flight time is Cont time Flight time 0 35 0 43 0 35 0 43 0 10 0 05 inval 0 15 0 42 0 30 0 10 0 05 0 15 0 42 0 32 0 41 0 32 0 41 The command Show marked rows accessible from the Row Management Menu see chap allows you to remove the deleted rows from the view and only from the view in order to analyse only the data of interest Note if the OptoGait device is not installed correctly and consequently generates spurious times during a test it is better for the user to correct the installation of the device to eliminate spurious times beforehand rather than to filter invalid times afterwards Correct installation can be checked using the OptoGait bars Test see chap 4 4 2 OptoGait HW Test Version 1 10 Page 189 of 217 EY MICROGATE OP TOGAIL 5 4 VIDEO ANALYSIS a E Figure 122 Video Analysis To analyse a still video picture double click with the mouse on the video window In a Compare analysis or in a test where two webcams are used use CTRL double click to edit the two images Available commands are the following from top to bo
42. of 217 EYMICROGATE OP TOGAY The bars situated on the perpendicular sides are connected using a variable length cable usually 1 5 2 m this allows to distance the actual measurement area the rectangle formed by the regular bars and highlighted in grey in the following picture of the Y bars this area allows the patient to leave the test area without having to jump over the bars or more frequently turn around by 180 and go back In fact the software allows to carry out an undefined number of back forth courses recording a sufficient number of steps also in case of linear systems of only a few meters d sieq XL p soog TX bars For those requiring fixed installations which are also aesthetically appealing a corner cover is available without LEDs only for protection to cover cables running on the ground see first picture Version 1 10 Page 16 of 217 amp YMICROGATE OP TOGAY 1 5 THE GYKO INERTIAL SYSTEM Gyko is a new tool developed by Microgate which enables obtaining information on the kinematics of any body segment while making a movement Gyko contains the latest generation components that are used for making accurate and repeatable measurements of acceleration angular velocity and magnetic field in three dimensions e 3D accelerometer to measure the linear accelerations to which the device is subjected e 3D gyroscope to measure the angular velocities of the device e 3D magnetometer to me
43. printed with the patient s data summarizing average test data numerical test data times heights power etc and all the charts of the previous window A box containing the index with the pages allows you by clicking on each page to rapidly select the desired section Ge OPTOGAIT edical Parameters Figure 82 Report Print The radio buttons on the left allow you to show or hide particular sections of the report for both Data and Charts Press lt Apply gt after changing any of the parameters to view the changes to the report The command toolbar above the report allows you to perform the following operations o B 4 KEN Jh o d g Figure 83 Print Report Command Toolbar e Print the report on the printer set in the dialog box e Refresh the data e Show Hide the page index e Go to first page e Goto previous page e Go to next page e Goto last page Version 1 10 Page 108 of 217 EYMICROGATE LP Tt e Go to page No e Close the report e Search e Zoom The buttons lt Change logo gt and lt Change footer gt allow you to customize the report adding your logo and your personal data respectively printed in the top right corner and on the bottom line Press lt Export gt on the left to export the report in PDF Excel Word or Html format Choose the desired format from the drop down menu select the position name the file and press Save Folders my File name report Hide Folders Exc
44. s progress must be measured constantly carrying out numerous tests All data numerical and graphical can be printed or exported to the most common formats 2 6 REPORT After having carried out and saved a test two reports are immediately available Gait Run Report specific report for gait or running tests with average values standard deviation and variability coefficient of all typical parameters for the left and right leg Furthermore any possible asymmetries and imbalances between the legs can be spotted instantly Version 1 10 Page 29 of 217 EYMICROGATE LP Tt The same report type is available when selecting two tests allowing for a quick comparison thanks to a graphically intuitive and clear interface Gait Run reports show also if the patient s parameters are within the normal range of values Extended Report contains all numerical and graphical data stored step by step during the test In both report types it is possible to add screenshots taken with the video utility available in the View option as well as in the Compare option The Software is currently available in 7 languages Italian English German French Spanish Japanese and Chinese with translation in progress for others Version 1 10 Page 30 of 217 EYMICROGATE OP TOGAY 3 OPTOGAIT DRIVER AND HARDWARE INSTALLATION 3 1 DRIVER INSTALLATION For correct functioning of the program the respective drivers for the OptoGait hardware an
45. the area of the bars or outside the area e Staring foot if known the foot with which the test starts right or left can be indicated otherwise leave as not defined e Stop type indicates how the end of the test must be interpreted i e as External impulse like a photocell at the end of the lane or as timeout the number of milliseconds of Test timeout can be customized in Utility Basic Settings e Finish for the Stop type Timeout it is necessary to specify if at the end of the test the patient must be inside the area of the bars or outside the area e Test Length appears only if Stop type End of Time and specifies how many minutes seconds the test must last from 00 01 to 09 59 e Number of intermediate times indicates how many intermediate times are inserted between the start and the stop 0 to 99 e Template see chap 4 2 2 1 1 Secondary Parameters e Minimum contact time ms see above e Minimum flight time ms see above e Maximum flight time ms see above e External signal hold off ms is the hold off time between two consecutive external signals Caution has to be applied for this value because it may depend on the type of test being carried out e Entry point allows you to indicate if the entry point of the Sprint Gait test is on the interface side drum or the opposite side If automatic is chosen OptoGait automatically
46. the bars or outside the area in the other two Stop type cases this field does not appear e Number of Jumps specifies how many times the athlete must jump from 1 to 99 e Direction the only possible option is opposite side i e the drums of the bars must be positioned in the lower part Seconda ry Parameters e Minimum contact time ms see above e Minimum flight time ms see above e Maximum flight time ms see above Version 1 10 Page 78 of 217 EYMICROGATE OP TOGAY 4 2 2 9 2D GAIT TEST A new test type called 2D Gait Test has been added from version 1 7 or higher With this new type it is NOT necessary to specify the number of bars connected X and Y as this is detected automatically by the software the only limitation is that the number of X bars must be gt Y bars Name Mly 2D Gait Test Status change ki Outside the area VM Notes As highlighted the measurement area is always the area covered by the X bars and not by the whole rectangle this is very important with respect to the Start parameter if the athlete starts inside the rectangle but in any case before the beginning of the X bars this must be defined as OUTSIDE the Area Start OUTSIDE Area e Start INSIDE Area The Starting Foot field contains only the Automatic option and therefore it is no longer necessary to define beforehand if the gait begins with the right or left foot as the Y bars detect it automa
47. the following window is displayed Smith John THREE JUMPS 02 06 2070 15 58 25 D Minimum contact time ms Minimum flight time ms er EE Not defined e Figure 45 Single Test Definition Settings However it might be necessary to change the parameter ONLY for this single test Insert for example 75 ms and press lt OK gt or lt Apply gt After all values have been recalculated the data in the table with Version 1 10 Page 67 of 217 amp YMICROGATE OP TOGAIL the numeric results and the charts will change If the results are acceptable confirm by pressing lt OK gt and answer lt YES gt when asked to save the data the difference between OK and Apply is that lt OK gt asks to confirm saving the new parameters and closes the function whereas lt Apply gt does not close and allows to further adjust the parameters If now the correct value proves to be 75 ms all future tests should have this value the parameter has to be changed in the test definition Minimum contact time ms Mini Right ime es Maximum Flight Time ms Not defined Figure 46 Parameter editing in a Test Definition when tests have already been performed with this definition TIP With respect to Figure 44 the button is called lt Apply gt and not lt Save gt Now it is possible to decide whether this change should be applied to future tests press lt NO gt or if the change should be applied to all tests performe
48. the left leg and then with the right leg 2 Le Right Total Distance __ 49 _A a aaaa itt Total Distanc E 1 SCH Wi Ei AA Test 1 Test Left Hops Right Hops Start Outside Area Start Outside Area Figure 133 Single Leg 3 Hops Protocol Execution mode Version 1 10 Page 205 of 217 EYMICROGATE OPTOGALIY At the end of the test a report can be viewed under Results showing the main values divided by leg and differences in SINGLE LEG 3 HOPS PROTOCOL 04 08 2011 16 33 09 Athlete Last name Rossi First name Pierluigi Birth date 13 11 1977 Gender M Weight Kg 68 0 Height 178 Foot size 43 Sport Athletics Discipline Long jump Single Leg 3 Hops Protocol L R Deltas Distance cm 346 313 9 5 TCont s 0 288 0 297 3 1 TFlight s 0 398 0 401 0 9 Height cm 19 4 19 7 1 8 StepL cm 115 104 9 5 Speed m s 1 94 1 73 10 7 Acc m s 2 0 36 0 36 0 4 Step angle deg 30 460 33 435 9 8 Stride cm 231 206 10 0 Pace step s 1 46 1 43 1 8 Figure 134 Single Leg 3 Hops Protocol Report Of course it is possible to see the details of a test by expanding the protocol and selecting View in a test or Compare to compare two tests Version 1 10 Page 206 of 217 EY MICROGATE OP TOGAY 6 4 1 2D SINGLE LE
49. they are considered spurious e GaitR In and Out Filter the two parameters expressed in number of sensors LEDs indicate the minimum number of sensors interrupted by the gait and triggering the start of the foot contact time GaitR IN and the end of the same time GaitR OUT See also chap 5 1 6 Version 1 10 Minimum contact time ms Minimum flight time ms Maximum flight time ms External signal holdoff ms Entry point Step length calculation Minimum gap between feet em Minimum foot Length em Split 1 at distance cm Split 2 at distance em Test timeout ms 3rd step speed reference m s 6th step speed reference m s Sth step speed reference m s Discard first steps Discard last steps Foot filter at startend of system Foot length Led Foot width Led Template Normal walking j Ar di T 4 L dl Page 80 of 217 EYMICROGATE OP TOGAY 4 2 2 10 SwAY TEST Static Sway tests are the only ones that do not need OptoGait bars but only the Gyko inertial sensor The sensor is typically placed behind the patient s shoulder blades and measures the subject s antero posterior and medio lateral movements during the exercise which can be bending on one foot a squat etc Test type Sway test Start type Software command Stop type End of time Test length 00 30 M Main Parameters e Start type this can only be Software command e Stop type Indicates how to interp
50. 037 3 1 19 Rossini Paolo Rossini Paolo 19 08 1983 M D SKITEST 15 SEC 15 03 2011 14 50 28 5 L 0 225 0 065 6 2 24 09 3 45 Figure 94 Export result in Excel with the Extended version It is also possible to export ONLY the selected tests in OJN format a compressed file containing the database as well as video and images Choose the required tests press the Export button and choose the option OJN Excel MML Extended Excel MML Simple OGA Database Video Images Figure 95 Export Formats It is now possible to export a single protocol in Excel format In addition to the classic feature of exporting data of single tests now in a second Excel worksheet also core protocol data a Drift Test in the example is exported A E C D Drift 2D Frotocol 08 07 2013 17 46 12 1 2 L R Delta 3 Average height cm 6 6 70 5 8 4 Average power W Kg d 7 83 8 31 6 1 5 Average contact time s 0 467 0 547 17 0 6 Average flight time s 0 231 1 238 3 1 7 Average LEFT RIGHT drift cm 1 0 54 521 2 8 Average FRONT BACK dritten 0 2 27 1450 0 9 Standard deviation LEFT RIGHT drift em 18 0 91 49 5 10 Standard deviation FRONT BACK drift em f 25 5 6 9 72 9 11 Surface em 2 1834 4 251 1 86 3 12 13 14 Version 1 10 Page 116 of 217 EYMICROGATE LP Tt 4 4 UTILITY 4 4 1 BASIC SETTINGS The Basic Configuration section includes the following items 4 4 1 1 GENERAL Language the lan
51. 1 20 0 91 Q 11 72 0 322 0 494 29 9 30 10 1 23 0 93 K 12 72 0 328 0 498 30 4 30 15 1 21 0 93 By clicking on the gt gt button you can view additional columns 0 170 0 165 6 24 2 46 0 005 0 00 6 55 0 77 0 77 0 63 0 165 3 80 0 165 0 155 4 53 2 47 0 060 27 24 6 32 0 61 0 72 0 79 0 115 6 90 0 170 0 160 6 18 2 54 0 010 42 30 6 69 0 78 0 76 0 84 0 100 8 42 0 170 0 165 4 98 2 44 0 015 22 49 6 94 0 64 0 79 0 82 0 095 8 67 0 165 0 155 5 21 2 42 0 030 87 80 5 34 0 57 0 69 0 71 0 115 6 19 0 170 0 160 5 16 2 44 0 025 98 20 7 98 0 59 0 67 0 77 0 110 6 96 Let s take as an example a Counter Movement Jump CMJ where we can divide the jump into two phases Pre Jump Blue Area and Landing Green Area mn Acceleration 18 38 12 25 6 13 0 00 6 13 12 25 0 00 0 33 0 67 1 00 1 33 1 67 2 00 Velocity 3 00 0 00 1 50 3 00 0 00 0 33 0 67 1 00 1 33 1 67 2 00 Displacement 525 00 350 00 175 00 0 00 175 00 350 00 0 00 0 33 0 67 1 00 1 33 1 67 2 00 Figure 109 Stages of a jump Version 1 10 Page 147 of 217 EYMICROGATE 5 1 2 1 1 Pre Jump eee Acceleration 3 18 38 12 25 6 13 0 00 6 13 12 25 0 00 0 42 0 83 Velocity 3 38 4 2 25 e R 0 00 1 13 2 25 0 00 0 42 0 83 Displacement 262 50 131 25 131 25 262 50 0 00 0 42 0 83 Concentric phase duration DurationConc s Eccentric phase duration DurationEcc s Maximum force Fmax N kg
52. 17 EYMICROGATE OPTOGALY At the bottom of the data some statistical data are calculated e Minimum Value e Maximum Value e Average u e Standard Deviation o e Coefficient of Variation CV ratio of the standard deviation to the mean In some test types values are calculated for each foot left amp right e Minimum 24 0 062 8 0 374 8 17 2 8 20 94 1 33 Maximum 8 0 282 22 0 579 22 41 1 22 107 27 12 1 78 NW Avg 0 184 0 459 26 2 41 10 1 56 Std Dev 0 051 0 057 10 0 20 45 0 10 E CN 27 7 12 4 33 3 49 8 6 4 AvgL 0 189 0 464 30 0 40 16 1 56 E AvgR 0 180 0 455 30 0 42 05 1 56 LRH 4 8 1 9 0 0 AT 0 0 z CVL 18 5 12 7 33 3 45 8 5 8 Qi CVR 35 6 12 5 33 3 55 1 7 1 Version 1 10 Page 98 of 217 amp YMICROGATE OP TOGAY 4 3 1 4 1 Row Management Menu When RIGHT clicking on a table row a context menu appears with the following items C 5R 0 873 F 6L 0 912 K TR 0 879 F BL Delete Row 0 944 F oR Delete TCont 0 888 K 10L Delete TStep 0 914 k 11R Show marked rows 0 697 K 12 L i EE i 0 900 Change starting foot K 14L 8 402 980 0 934 Figure 73 Data row management menu e Restore row allows you to reset a previously deleted row or a row connected to the row above or below as valid e Delete row deletes the selected row deleted rows are not considered in the calculation of averages and of total values for the test they are displayed in striketh
53. 3 USING MARKERS In a test analysis other markers besides Set Start and Set Stop can be III ES added in certain spots of the video associating them to a note or a wm mmm GES GS mihin comment The marker list which can be created edited and deleted freely is also printed in the report showing minutes and comments Press the lt Markers gt button from the menu to the left of the screen Set the video to the required frame using the arrow or CTRL arrow keys and press the button lt New Marker gt in the pop up add a note or a comment for the instant marked by the marker In the list below a new record with minutes and the added note is created Insert a note Change Direction Figure 85 Creation of a new marker N markers can be created and managed from the list containing them in particular you can e Double click on one of them to skip to the marker time frame e Click on the first icon Edit to edit the note e Click on the second icon Delete to delete the marker must be confirmed The list is printed in an appropriate Report section Main Report Report Rossi Pierluigi 14 10 2011 15 55 23 LATERAL MOVEMENT 0 00 03 16 Change Direction 00 05 16 Insufficient push with right lec 00 07 23 Low exit speed Figure 86 Marker options Figure 87 Report print Version 1 10 Page 111 of 217 EYMICROGATE OP TOGAY 4 3 2 COMPARE In this section two selected te
54. 6 RMS Distance AP mm 11 140 RMS Distance ML mm 9 067 Version 1 10 Page 158 of 217 EYMICROGATE LP Tt Let s take as an example a trajectory of a Posture Sway test The graph is slightly different to the one used in the software but it gives us a better understanding of the data the colour scale that describes the density of points by area blue low density red high density is not present in the software 0 04 0 02 Whe T Ki Themsen Measan 0 02 0 04 H Up t 20 0 1 H 0 12 On the x there is the medio lateral trajectory left right and on the y the antero posterior trajectory forwards backwards ref Prieto et al Measure of Postural Steadiness Transaction on Biomedical Engineer 1996 Version 1 10 Page 159 of 217 EYMICROGATE OP TOGAY 5 1 7 1 AREA Area of the ellipse of confidence 95 the 95 ellipse of confidence is the ellipse that contains approximately 95 of the points of the trajectory The output parameter is the area of the ellipse Version 1 10 Page 160 of 217 EYMICROGATE Convex Hull Area mm OP TOGEAIT The Convex Hull is the smallest polygon that contains all the points of the trajectory Compared to the ellipse it is more strongly affected by the presence of outliers Version 1 10 Page 161 of 217 GYMICROGATE 5 1 7 2 LENGTHS Version 1 10 M Modulus OP TOGAIT Length mm This is the to
55. 7 53 Doe John 04 Run 4m 27 03 2015 10 59 46 sit Version 1 10 Page 87 of 217 uMCROGATE HP TOGAY Test Analysis To view a single test select the corresponding line in the TEST ANALYSIS table and press the button lt View gt or double click with the mouse See chap 4 3 1 View To compare two tests enter the relevant tests in the TEST ANALYSIS table and press lt Compare gt See chap 4 3 2 Compare The button is disabled if the number of tests in the window is not two To remove a test from the analysis press the Q symbol on the corresponding line in the TEST ANALYSIS table To delete all the tests displayed press O on the table heading To analyse the history insert two or more tests in the TEST ANALYSIS table and press the button lt History gt See chap 4 3 3 History To export the data to Excel add at least one test to the TEST ANALYSIS table and press lt Export gt A dialog box asks if the extended version for each data line the test heading and patient s data are repeated or the simple version only numerical test data should be displayed Pressing lt Print gt n number of reports to be printed directly or saved in PDF format are generated the number corresponds to the number of tests shown in the Test analysis window Before generating the output the output directory for the above files must be selected TEST ANALYSIS GE FNESS ee 5 03 2010 18 11 34 e Ros
56. AL FREQUENCY M Modulus Centroidal Frequency This is the frequency at which the spectral Hz mass is concentrated Version 1 10 Page 180 of 217 EYMICROGATE AP antero posterior MIL medio lateral Version 1 10 AP Centroidal Frequency Hz ML Centroidal Frequency Hz OP TOGEAIT This is the frequency at which the spectral mass in the AP direction is concentrated This is the frequency at which the spectral mass in the ML direction is concentrated HMI Min Page 181 of 217 EYMICROGATE OP TOGAY 5 1 7 11 FREQUENCY DISPERSION H mAf Gim IO ET M Modulus Frequency Dispersion This is a measurement between 0 and 1 of the content variability in frequency of the power spectrum Version 1 10 Page 182 of 217 EYMICROGATE AP antero posterior MIL medio lateral Version 1 10 OP TOGEAIT AP Frequency Dispersion This is a measurement between 0 and 1 of the content variability in frequency of the power spectrum in the AP direction H af HAPrCHAP ML Frequency Dispersion This is a measurement between 0 and 1 of the content variability in frequency of the power spectrum in the ML direction EN Hut MME ML Page 183 of 217 EYMICROGATE OP TOGAY 5 2 GAIT ANALYSIS DEFINITION Note The names of these measurements are used in English because the English ter
57. B m developed by the ANT Consortium An example for a manufacturer using this technology is Garmin with direct distribution of the stick under the name of USB ANT Stick compatible with the Garmin Premium Heart Rate Monitor Wrap Our software supports all products of all members of the ANT Alliance 4 4 5 1 INSTALLATION AND SETUP Insert the stick into a USB port and wait until the relevant manufacturer drivers have been installed Installing Polar WindLink Please wart while Setup installs necessary files on your system This may take several minutes Ask the athlete to put on the wrap following the manufacturer s instructions e g moisten the part touching the chest From the Utility menu press the lt Devices gt button and from the Wireless Devices selection press lt New Search gt If installed correctly the device will be identified by our software with its internal code Version 1 10 Page 133 of 217 EYMICROGATE OPTOGALY Active Devices Wireless Devices Cardio ant 49213 Q lt L Sensorize Sensorize 485 To recognize it later and find it among other chest wraps it is advisable to name it using a mnemonic name e g AthelteName Garmin Wrap or Polar 42 if you have numbered the wraps progressively etc using the lt Assign Name gt function Wireless Devices Device Connected Cardio Sandro e Garmin af ee R E Repeat for all the devices that you want to use the icon n
58. B port The USB port on the computer is marked with the symbol P Figure 19 PC connection If more than three OptoGait meters are used three Tx bars and three Rx bars we recommend you use the adaptor Switch on the OptoGait device Check that the bars are correctly positioned Tx LED green Status indi e Green no LED interrupteq e Red at least one LED interrupted Figure 20 Led indicator If the software is being installed for the first time or being re installed the operating system will load the correct driver see section above At this point the OptoGait device is ready for use If other bars are connected remember to switch the device off and switch it back on If you notice that the device is not working correctly perform an OptoGait bars Test see chap 4 4 2 OptoGait HW Test Version 1 10 Page 34 of 217 GYMICROGATE LP Tt NB Do not mix RX and TX bars The bars are clearly marked and distinguishable Figure 21 RX bar Figure 22 TX bar 3 3 POWER SUPPLY OptoGait runs on batteries with a life dependent on the number of bars connected The blinking LED next to the adaptor connector shows the battery charge status Green blinking battery sufficiently charged Red blinking low battery the bars must be connected to the mains supply Orange blinking battery being recharged Figure 23 Battery charge status LED Version 1 10 Page 35 of 217 PAMICROG OPTOGAIT To recharge t
59. E A T 126 4 4 3 6 Ju ste e GE 127 AA EE 130 Version 1 10 Page 4 of 217 EYMICROGATE LP Tt Ek DOV OS eege eege eege 131 4 4 4 1 Witty Timer and POCO enee 131 4A TS AU ee MONTO EE 133 4A5 1 Installation and WT Te EE 133 E e SPONMZONE SETUD EE 136 AA CRCC EES 139 4 4 7 Reset to BRETT 139 Ade PDQ oar E E E E E EE E E E EEEE E T O E E E 139 4S BO ee 140 S 215 216 0 91 nei O ere A E A EIO eee eee 145 51 Definition ot RESUIT e el CN 145 511 Generi RTE tege e D 145 SLA AUN Ett Reaction RR 146 LE Ce EE 147 ES SANA EE 151 SEN Cd cata PE E A P NE E A A E E A EE aameeensnas 153 5 1 4 Reference ue E CS asccenosccsientconsesbedecanaadaidwetmsadssiatswaneesodaratnasdaisweiesadsiipdceusesiedeesbanasauhes 154 Bade Mibalince ee OX E 155 DLO Galt IN AGU FILEP senises E E S 157 Se Der SE E WSUS SNN ee a E E 158 DLL A eTa E E E N 160 aA LENE E 162 lg Mean E eege eege 165 5 1 7 4 Root Mean Square RMG 167 Di e WIC GIN PY COUCIICY EE 169 Deh GC VAO E 171 Sa Kr GR Ke e 174 SG af DUT POWE FFEQUENCY aicivcssaxcaursnaccemecancavniuecotecounsavicnancsmmosercuvneu N 176 elles 95 Power e E len oncscstencoasasatorsudesveanengeseatousenseaeaneeorsuesnianiagiiessanesesuarenoencen 178 Didi A0 CONT OIG Al FLO CQUCI CY eege ee aaa 180 z111 Freg ency DIS SES e D gsc jakccutesctnocyevatesiniseensuses san estiece se ereset E EEE EEEE 182 SA GE AGI SIs DO ln e ete csesaetc nace cectencte EEE A 184 Version 1 10 Page 5 of 217 EYMICROGATE LP
60. E OP TOGAY Whereas clicking on the black triangle to the right opens another panel with which we can set other parameters From top to bottom we have If we have chosen Absolute Value mode here we can set the Reference Value that we need to follow Obviously its should be set in line with the type of measurement selected e g 30 cm for height 0 5 s for flight time 70 cm for step length etc Feet since as in normal tests you are not asked for the starting foot with this mini tool we can easily pair the correct foot that is walking running or marching in place You can act in two ways during this test you will see the right or left foot icon which will illuminate according to the pulse that comes from the Optogait bars if it matches what the patient is actually doing you do not have to do anything but if the wrong foot lights up right instead of left or vice versa then just click on the Swap Feet icon Ki A second alternative way is to turn on an audible flag with the specific command Q the PC will emit a sound when the patient has to put down the RIGHT foot Treadmill Speed set the same speed that we set on the treadmill on which we are running or walking Metronome click on the number of beats per minute bpm to turn the virtual metronome on off click on the and icons to change the value of bpm in steps of 5 beats See Reference value s Stance phase 0 60 Y Feet o Speed RECH O ke 4 0
61. G 3 HOPS PROTOCOL If performed with a two dimensional bar system the report also provides information relating to side movement mmm mmm mmm mmm mmm e mmm p ff dl a r m WIE 6 4 2 2D 4H3C AND 4H3C PROTOCOL The two protocols are the same as the previous ones but require 4 jumps forward instead of 3 4H3c 4 Hops 3 Contacts Version 1 10 Page 207 of 217 EYMICROGATE OP TOGAY 6 5 MIP MARCH IN PLACE PROTOCOL The MIP protocol consists of two tests in which the patient must march on the spot for 30 seconds the first time with his her eyes open and the second with his her eyes closed The test is defined with a starting point INSIDE the area and the right foot as the starting foot the patient should therefore begin the test BY LIFTIING the right foot first Using a two dimensional system the report will provide information relating to both forward backward and middle side movement for the two tests obviously with a linear system we would only have one of these measurements Under the figures we can see the data relating to the last point end of test or rather the forward backward movement middle side movement distance and Alpha angle measured as described later on Eyes open Eyes closed Delta Average contact time s 0 763 0 767 0 6 Average flight time s 0 455 0 466 6 5 Asymmetry contact time L R 1 5 8 EUR Asymmetry flight time L R 1 7 1 4 0 3 CV contact time L R 2 9 33
62. Gait E ale computer USBEKI e efa Organize New folder E Name Date modified Type Size _Test_Groupx Z ogn 03 08 2010 11 51 OGN File 15 743 KB Figure 104 Choosing the OGN file to import Version 1 10 Page 128 of 217 F MICROGATE OP TOGAY Now choose the directory for the import if not present create it using lt Make New Folder gt Browse For Folder Select the directory for the import Desktop gt eg Libraries gt B Sandro Rizzetto ab Computer P A OS CH gt Wb DEV gt Au Drivers gt A inetpub gt Au MSSQL p Au Oracle gt PerfLogs gt A Program Files gt Program Files x86 gt I Temp gt J UBCD4Win The selected folder will contain the extracted files G Computer OSICH My OptoGait Test Organize Include in library Share with Burn Name Date modified J Image 03 08 2010 11 54 J Video 03 08 2010 11 54 R Test _GroupXYZ sdf 03 08 2010 11 54 The database is automatically set as current as you can see in the relevant field CAMy OptoGait TestiTest_GroupXYZ sdf Version 1 10 Page 129 of 217 EYMICROGATE LP Tt 4 4 3 7 SAVE AS This command allows you to DUPLICATE the CURRENT database This can be useful for backups or to have a copy of the database in which you keep the data of Patients and Groups but where you do not want test data e g when beginnin
63. Gait bars and or webcam can be checked Opening the function if the webcam s is are connected the live image should be displayed If one or both images do not appear check that they have been selected in the Basic Configurations Video chap 4 4 1 4 or that the drivers have been installed correctly To check the connection with OptoGait bars press lt Execute gt to start the test The test continues until lt STOP gt is pressed If there are no interrupted LEDs the test ends with a positive result The test can now be repeated by pressing lt Execute gt and interrupting the LEDs manually e g by placing your foot between the bars Please note that some LEDs turn red indicating interruption of the signal caused by entry of the foot If lt End gt is pressed the software will show the interrupted LEDs in the table below indicating that the test has not had a positive result because of this intentional interruption This test is also very useful to check mainly in case of outdoor installations of long bar combinations if there are obstacles like leaves stones hills etc between the transmitting and the receiving bar If the obstacles cannot be removed it is possible to exclude them via the software in this case all interruptions of those LEDs will not be taken into consideration for the test The figure below shows for example LED no 24 on Bar 1 which has been interrupted with the request to exclude it from acquisit
64. ITEST 15 SEC 16 03 2011 14 13 13 5 R 0 034 1 326 0 1 0 84 0 74 8 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 6 L 0 032 1 143 0 1 0 79 0 85 9 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 7 R 0 02 1 164 0 0 49 0 84 10 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 Tf not vaild 0 007 5 428 11 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 8 0 021 0 462 0 1 0 53 2 07 12 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 Time out 1 284 13 Rossini Paolo Rossini Paolo 19 08 1983 M D SKITEST 15 SEC 15 03 2011 14 50 28 1 L 0 194 4 6 14 Rossini Paolo Rossini Paolo 19 08 1983 M D SKITEST 15 SEC 15 03 2011 14 50 28 2 R 0 469 0 107 27 60 76 1 74 15 Rossini Paolo Rossini Paolo 19 08 1983 M D SKITEST 15 SEC 15 03 2011 14 50 28 3 L 0 221 0 072 6 21 75 3 41 16 Rossini Paolo Rossini Paolo 19 08 1983 M D SKITEST 15 SEC 15 03 2011 14 50 28 Tc not valid 0 179 0 06 3 9 17 Rossini Paolo Rossini Paolo 19 08 1983 M D SKITEST 15 SEC 15 03 2011 14 50 28 4 L 0 22 0 067 5 9 22 56 3 48 18 Rossini Paolo Rossini Paolo 19 08 1983 M 0 SKITEST 15 SEC 15 03 2011 14 50 28 Tc not valid 0 158 0
65. Km h 70 2 Version 1 10 Page 143 of 217 GYMICROGATE LP TOGAY To start a test press the lt NEW gt button wait if Gyko or other devices need to initialize and press the lt START gt button Depending on the mode Asymmetry or Absolute Value we will see one or two bars with the values and colours depending upon how far they are from the set thresholds and or reference values To end the test press lt STOP gt Version 1 10 Page 144 of 217 EYMICROGATE LP Tt 5 OPERATING PRINCIPLES 5 1 DEFINITION OF RESULT COLUMNS 5 1 1 GENERAL INFORMATION Column contains information on the various row types The following values are possible O Version 1 10 External row with a time generated by an external or end of test signal with a timeout or end of time 1 2 NO progressive number valid row Each row represents a jump and can contain a contact flight step time or only flight step time Averages average values for the various columns The average is not calculated for all columns it is calculated using only the times of valid rows indicated with a progressive number Std standard deviation of the column compared to the average the standard deviation is not calculated for all columns Interrupted if a test is interrupted prematurely by the user the test finishes with this warning message Error in a reaction test if single repetition fails this is signalled with Error Deleted row with contact
66. Leit A Version 1 10 Page 164 of 217 EYMICROGATE 5 1 7 3 MEAN DISTANCES l W M IP M Modulus Version 1 10 d F M l I w dh ae stall WW kA i 0 5 OP TOGEAIT Mean Distance mm This is the mean distance from the midpoint of the trajectory It is the average of the curve in the figure Dist gt DM t i l Page 165 of 217 EYMICROGATE AP antero posterior MIL medio lateral h i d Kn H it M foa h a A Al d d d wif AP j i Aa cl P A d its dn A A V Muar Vu M A WO dia Version 1 10 OP TOGEAIT Mean AP Distance mm This is the mean distance from the midpoint of the antero posterior trajectory It is the average of the curve in the figure Dist DAD Mean ML Distance mm This is the mean distance from the midpoint of the medio lateral trajectory It is the average of the curve in the figure Dist seu DMLi Page 166 of 217 EYMICROGATE 5 1 7 4 ROOT MEAN SQUARE RMS Version 1 10 DM Modulus Lo d PN simaa yy IA A 4 YW he OP TOGEAIT This is the dispersion of the distance root mean square In this case as the points are centred on the mean it is equivalent to the Standard Deviation Page 167 of 217 EYMICROGATE OP TOGAY DAP antero posterior This is the mean distance from the midpoint of the antero posterior trajectory It
67. OF CONFORMITY Il fabbricante The manufacturer MICROGATE s r l Via Stradivari A 39100 Bolzano BZ Italy DICHIARA che il prodotto DECLARES that the product Descrizione Modello Description Model OPTOGAIT Classe I Class I Destinazione d uso OPTOGAIT un sistema di analisi del movimento e di valutazione funzionale di un individuo in condizioni normali o patologiche dispositive deve essere usato in ambiente chiuso e durante l utilizzo non e previsto alcun contatto con il paziente Intended use OPTOGAIT is an innovative system for movement analysis and functional assessment of patients with normal or pathological conditons The device must be used in a closed environment and during use there is mo contact with the patient conforme alle direttive e Direttiva 93 42CEE Direttiva per Dispositivi Medicali aggiornata con la successiva 2007 47 CE del 25 10 2007 attuata con D lg 37 10 is in accordance with the following Directives 93 42 EEC Directive Medical Devices Directive with the subsequent date of 25 10 2007 2007 47 EC implemented by Legislative Decree 37 10 e che sono state applicate tutte le norme e o specifiche tecniche di seguito indicate and that all the following standards have been applied CEI EN 60601 1 62 5 2007 05 Apparecchi elettromedicali III Edizione Parte 1 Prescrizioni generali relative alla sicurezza fondamentale e alle prestazioni essenziali CEI EN 60601 1 62 5 2007 Medica
68. OPTOGAIT BATTERY LIFE SS life CSC in hours ee 11 54 cal Tx96 Theoreti 14 40 7 89 5 39 4 11 3 25 2 69 2 28 2 00 1 74 1 55 cal Rx96 3 4 OPTOGAIT ELECTROMYOGRAPHY CONNECTOR OptoGait can be used as a simple and non invasive support for connection to EMG Electromyography devices The OptoGait digital outputs or alternatively analogue can be used as virtual footswitches completely eliminating the need for contact sensors on the sole of the patient s foot This is a significant leap forward in terms of patient preparation speed and data reliability The correlation of EMG data with the Gait Analysis data supplied by OptoGait provides a complete picture of the patient very quickly on any natural surface or treadmill The OptoGait interface is equipped with a specific connection to enable the link with the EMG device The default connector on the connecting cable is a LEMO connector on the interface side and a 3 poles 3 5mm Mini Jack on the EMG side If you need another connector please contact Microgate Please note that the transmission of the impulses has a fixed delay of 300 milliseconds To ensure data accuracy your EMG software will need to take this delay into account Also note that the OptoGait software must be run regularly even if the user does not need it In example if the user wants to perform an EMG on a treadmill the OptoGait software will need to be set to perform a test on a treadmill of the desired du
69. PORT To export data of one or more tests to Excel add at least one test to the TEST ANALYSIS table and press lt Export gt You will be asked whether you want the extended version for each row of data the test heading and the patient s data is repeated this is useful for pivot tables or the simple version only numerical data for the test A B c D E Flo f u Pm L M N o So R s Ae AE 1 Lastname Name Last amp first names BirthDate Gender Weight Height Foot Sport Discipline Level Role Test Date Time L R External TReaction TWait TFlight TContact TStep Height Power Pace 2 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 1 L 3 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75 181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 2 L 0 058 0 555 0 4 1 54 1 63 4 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 3 R 0 029 1 035 0 1 0 72 0 94 5 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 4 L 0 011 1 225 0 0 27 0 81 6 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SKITEST 15 SEC 16 03 2011 14 13 13 Tf not vaild 0 008 1173 7 Rossi Pierluigi Rossi Pierluigi 23 02 1985 M 75181 42 Athletics Long jump campionati nazionali SK
70. SIGNATURE The options are mainly the same as those in the View section Printed data is obviously from the comparison between the two tests Therefore the name of the test the values and charts referred to are always displayed at the top Version 1 10 Page 113 of 217 uMCROGATE OP TOGAY 4 3 3 HISTORY The History section allows you to analyse a patient s progress by graphically and numerically analysing a series of tests Alternatively it can be used to analyse the members of a patient group by comparing them in a test of the same type Select two or more tests generally of the same type or uniform in order to ensure plausible data and press lt History gt It is possible to first decide the sequence with which to view the progress in usually chronological by clicking on one of the column headers e g Date and then clicking on the lt History gt button TEST ANALYSIS e C Smith John 10mOJN 28 05 2009 15 03 46 smith Jonn m JA IO AO 15 11 04 Geet Um Oh EES Smith John 10m OJN 28 05 2009 15 35 47 Figure 90 History analysis of three tests ordered by data Pressing lt Configure gt allows you to choose which value to consider for progress analysis it is possible to select one of the N jumps or he average best worst or standard deviation value If the tests had a defined starting foot it is possible to view the data and progress graphs for only one foot or the difference of both feet
71. Time and specifies how many minutes seconds the test must last from 00 01 to 59 59 Treadmill speed indicates the speed in km h the treadmill is set at the setting range is 0 1 20 0 km h with steps of 0 1 Direction indicates if the walking direction is Interface side or Opposite side Therefore if the interface drums are at the end of the treadmill choose Opposite Side or vice versa Figure 51 Direction OPPOSITE Side Figure 52 Direction IINTERFACE Side Seconda ry Parameters Minimum contact time ms see above Minimum flight time ms see above Maximum flight time ms see above Step length calculation see above Minimum gap between feet cm see above Minimum foot length cm see above Filter GaitR IN and Filter GaitR OUT LED see above Version 1 10 Page 75 of 217 EYMICROGATE OP TOGAY 4 2 2 6 TREADMILL GAIT TEST Main Parameters Start type this can only be Software command or External Impulse Stop type this can be Software command End of Time or External Impulse Test length appears only if Stop type End of Time and specifies how many minutes seconds the test must last from 00 01 to 59 59 Treadmill speed indicates the speed in km h the treadmill is set at the setting range is 0 1 20 0 km h with steps of 0 1 Direction Indicates if the walking direction is Interface side or Opposite side Therefore if the interface drums ar
72. al to mao Version 1 10 Page 175 of 217 EYMICROGATE OP TOGAY 5 1 7 8 50 POWER FREQUENCY M Modulus 50 Power The frequency below which 50 of the total signal power is Frequency Hz contained Gim 0 5 P gt F50 wAf DIE Version 1 10 Page 176 of 217 EYMICROGATE OP TOGAY AP antero posterior 50 AP Power The frequency below which 50 of the total AP signal Frequency Hz power is contained 2 Gadm 0 5 P p gt P0 w Af mI A ML medio lateral 50 ML Power The frequency below which 50 of the total ML signal Frequency Hz power is contained A Guim z gt F Dun u Af JOE ML Version 1 10 Page 177 of 217 E YMICROGATE 5 1 7 9 95 POWER FREQUENCY M Modulus Version 1 10 OP TOGEAIT 95 Power The frequency below which 95 of the total signal power is Frequency Hz contained gt G m 0 95 P gt F95 w Af mizi Page 178 of 217 EYMICROGATE OP TOGAY AP antero posterior 95 AP Power The frequency below which 95 of the total AP signal power Frequency Hz is contained 2 Galmlz 0 95P p gt FID p u Af m ML medio lateral 95 ML Power The frequency below which 50 of the total signal power is Frequency Hz contained Gaylm 0 95 Paz F95 p wAf m Version 1 10 Page 179 of 217 EYMICROGATE OP TOGAY 5 1 7 10 CENTROID
73. alternate randomly o External impulse the start to calculate the reaction time is given by a device e g a start horn or a start button connected to the jack sockets Start indicates if at the beginning of the test the patient must be inside the area of the bars or outside the area Minimum pause minimum pause time in minutes seconds between one test and another the pause will have this minimum value but being random it will almost always be longer Number of repetitions indicates how many repetitions from 1 to 99 the test must consist of Sequence type the sequence can be Automatic the test repetitions follow each other automatically or Manual at the end of each repetition the start of the next test must be confirmed Stop type this can only happen by Status change Secondary Parameters Minimum contact time ms see above Minimum flight time ms see above Maximum flight time ms see above Reaction time range ms indicates the time frame in milliseconds within which the reaction signal must be given randomly Version 1 10 Page 71 of 217 EYMICROGATE OP TOGAY 4 2 2 4 SPRINT AND GAIT TEST Main Parameters e Start type indicates if the start of the test must take place with a status change i e entering or exiting the bars or with an external impulse coming from the jack sockets e Start indicates if at the beginning of the test the patient must be inside
74. an recall the control panel of the webcam s standard driver lt Default gt sets the standard value pre defined by the manufacturer Version 1 10 Page 118 of 217 EYMICROGATE OPTOGALIY Figure 97 Basic Panel for Webcam configuration Press the lt Advanced gt button to display other commands e Zoom allows you to apply a digital zoom via software e Contrast Brightness Saturation Sharpness allows you to adapt the image it is advisable to move the corresponding cursor to test the effects of the command e White Balancing is useful when working in closed rooms with very warm lights e g tungsten which gives a yellowish hue or very cold lights e g neon which gives a bluish hue You should something neutral e g a sheet of paper and then remove any dominant colours using the cursor e Focus allows you to focus manually in those rare cases when the autofocus does not work Figure 98 Advanced Panel for Webcam configuration Remember to save changes by pressing lt Confirm gt Version 1 10 Page 119 of 217 EYMICROGATE OP TOGAY 4 4 1 4 2 Other video related configurations e End of time video acquisition s this is the time between the end of the test and the end of video acquisition i e a certain number of extra seconds are recorded after the end of the test e Acquisition Format allows you to choose the format for saving videos which can be in ASF more compact and compatible with Windows Media Player
75. and or flight step times deleted from displays and calculation of average and total values see Management of invalid times for more details Tc not valid row with invalid contact time contact flight step times for this row are therefore added to the flight step time of the row above see Management of invalid times for more details Tf not valid row with invalid flight time contact and or flight step times for this row are therefore added to the contact time of the line below see Management of invalid times for more details No step in a running gait test when the number of steps acquired is lower than the number of rows with contact flight times excessive rows are signalled like this Suspended indicates that a treadmill type test was suspended for a certain time and then resumed Split time passed from the Start to the reception of an external split signal valid only for running gait tests Page 145 of 217 EYMICROGATE OPTOGALY 5 1 2 JUMP AND REACTION TEST TCont s Contact times TFlight s Flight times Height cm or in Height of jumps calculated with the following formula Ty g h 8 Power W kg Expressed power calculated with the following formula P q T Uy Te g D A T g gravity acceleration T Flight Time Te Contact Time Rhythm p sec Rhythm expressed in jumps or steps per second RSI m s Reactive Strength Index defined as Height in m Contact T Jumping Point c
76. asure the magnetic field to which the device is subjected Gyko is able to provide the measured data up to 1000 times per second guaranteeing an extremely high temporal resolution of the data The data can be transmitted to the PC via a Bluetooth connection or be stored on a MicroSD card From the measured data through advanced software algorithms it is possible to describe the kinematics of the body segment to which Gyko is fastened so as to provide the user with summary information about the quality of the analyzed movement Gyko can be used in combination with the OptoGait systems or independently Version 1 10 Page 17 of 217 EYMICROGATE OP TOGAY 1 5 1 GYKO TO ANALYZE WALKING RUNNING AND MARCHING IN PLACE Gait analysis is one of the most widely used methods to determine any disorders of the nervous and or musculoskeletal system With OptoGait you can estimate the space time parameters of the gait and isolate individual phases of the step then accurately describe the behaviour of the lower body Gyko placed in the area beneath the shoulder blade by using a special bib with a comfortable 3 button fastening enables naturally integrating the information measured on the ground with the kinematics of the trunk in order to provide accurate information on the stability and coordination of the upper body The movement of the trunk is analyzed in each phase of the step and through advanced algorithms specific parameters of the analyz
77. atient s gait Optogait is a system for optical detection made of a transmitting and a receiving bar henceforth called TX and RX Each one contains 96 LEDs communicating on an infrared 890 nm frequency with the same number of LEDs on the opposite bar Once positioned on the floor or on the treadmill the system detects the interruptions of the communication between the bars caused by the patient s movement and calculates the duration and position During the execution of a running gait or series of jumps test the contact and flight times can be measured with an accuracy of 1 thousandth of a second and the position of the interrupted LEDs with a space resolution of 1 041 cm Starting from these base data the dedicated software measures in real time a series of crucial data for the movement analysis Optogait acquires numerical parameters in real time for gait running and jump tests allowing to view them immediately Version 1 10 Page 7 of 217 EYMICROGATE LP Tt Thanks to the possibility to create an easy to read report in a few seconds containing all main data asymmetries between the two legs are highlighted instantly Besides the below listed data in each test average value standard deviation and variability coefficient are stated for each leg where available In this case a difference between the two legs is shown in percentage Gait Run Gait Test on Run Teston Jump Test Tapping Test Reaction Test Treadmill Treadmill Test
78. calculates the direction considering the LED nearest the centre of the foot as the beginning of the LEDs e Step length calculation allows you to choose whether to calculate step length as the distance between the tips of two following feet or as the distance between the heels of two following feet see also Figure Figure 99 e Minimum gap between feet cm is the minimum gap between the tiptoe of one foot and the heel of the next foot e Minimum foot length cm is the minimum foot length in centimetres or inches used to filter possible incorrect acquisitions e Split 1 or 2 at distance cm insert at how many cm from the start the first or second split time will be taken leave O to disable split times Version 1 10 Page 72 of 217 awCROGATg OP TOGAY e Test Timeout ms this is the end of test timeout in milliseconds if during a Sprint Gait test with Timeout stop type no input or output signal is received from the measurement area by the OptoGait device for a period longer than or equal to the time set here the test is considered completed e 3rd 6th 9th step speed reference insert the reference speed for the 3rd 6th 9th step in m s this option can be disabled by inserting the value 0 e Discard first step discard the first N steps N input value when entering the area this parameter and the following are useful when we want only consider the central part of the test and we do not want enter amp exit usually with lowe
79. cally performed by the same patient or by another depending on the settings o Acquisition Pause indicates the pause time between one test and another which are acquired automatically Used only if Automatic Acquisition YES Output 2nd monitor and Save Test Data see chap 4 2 1 2 on Video Feedback Metronome see chap 4 2 1 3 Version 1 10 Page 57 of 217 EYMICROGATE OPTOGALIY Chart o Chart shows hides the chart during the execution if show is chosen it is possible to choose which values to display Flight times Contact times Height Power Pace etc and how bars or lines Grid shows hides the white dotted lines forming a grid on the chart Labels displays hides the labels for the numerical values on each spot of the chart View displays the last N number of acquired data Statistics Charts shows hides the statistical pie chart based on warning and bad thresholds see chap 0 Data o Data shows hides the numerical data table with its lines and columns Video o Video shows hides the videos acquired by the webcam Version 1 10 Page 58 of 217 EYMICROGATE OP Toor 4 2 1 2 VIDEO FEEDBACK The main idea of this new feature is to show the patient directly some main parameters of the test he she is carrying out This allows to request real time corrections of some trial anomalies making the test become an exercise not only a diagnosis Particular attention is paid to the concept of as
80. compulsory field Also the weight given in kg or pounds depending on the unit of measurement chosen in Basic Configuration is necessary if you wish to use the tests to determine the value for total power or total energy ee Name Pierluigi Birth date 23 02 1985 Gender Male Weight Height Foot eg Pathology Grade Unit Job Notes some notes A Picture FROM FILE FROM VIDEO d Figure 30 Patient Data input mask Version 1 10 Page 42 of 217 EYMICROGATE OP TOGEAIT The function for associating each athlete with a photo is useful especially for trainers and coaches with many athletes to assess This can be taken from a file previously saved on disk in jog or bmp format or taken on the spot with a previously connected webcam In the first case click on lt From File gt and select the desired photo from a folder in the second case click on lt From Video gt wait for the Live image to appear frame the patient and press lt Acquire gt 4 1 1 1 PATIENT DATA INPUT MASK To edit the data of a stored patient select the entry with the mouse and press lt Edit Patient gt within the patient data input mask fields can be edited and saved or cancelled returning to the list Furthermore three buttons allow the user to view tests protocols and analyses of the current patient actually a filter is created as explained in section 4 3 1
81. containing Gait Data To switch from one screen to another click on the link on the top left corner of the table CS 1R CS di 0 894 F 2L 0 668 F 2R 0 940 F 3R 0 894 F 3L 0 87 F AL 1 608 g AR 0 913 EJ 5R 2 262 F 5L 0 875 K 6L 2 959 K 6R 0 944 F TR 3 622 G TL 0 888 Figure 70 Run amp Gait Data There is also a third type of data depiction called Gait Report which can be zoomed with the and button Gait Report Zoom v w Lengths Step length cm 73 3421 CV 2 9 LL Right 75 5223 CV 3 0 mmm Diff A Stride length fem 1888227 CV 1 8 MEMME O Gait parameters Stance phase Le 74 7208 CV 1 17 p Right 70 6 0 6 Cu 091 Diet Swing phase Left sang CV 27 O O OOO Right 29 4 0 6_ CV 2 1 Die A Single support Left 29 4407 CV 25 OOO Right 28 3 1 0_ CV 3 4 mumm C 8 Load response 20 3 0 7 CN 3 6 ummm Right 21 920 9 eu 3 9 mmn II WE ECH Pre swing Sg Right 20 320 8 CV 4 0 mmm EI A WE Time parameters Step time sec ti s Cr Right 053440012 CV 2 2 Diff ft Gait Cycle sec 1 07320 014 CV1 3 mmm TT Cadence stepisec S nen CV 1 1 Emmm OOOO Speed parameters Speed m s a Right 4 3940 02_ CV 1 4 fm Diff 0 WE Average Speed m s 1 390 03 CV 2 2 S aaa Version 1 10 Page 96 of 217 EYMICROGATE OPTOGALIY In the Run Test on a modular system or o
82. cooo Search parameter e Chart Ka w Cha how de Grid Show oe Labels Show de Show 10 DATA Data Vndow D DATA Data Data Show Bars Show de Video 0 Video Show Hide Play Single Continues Overtay O Show Hide Q 0 873 64 5 0 434 32 1 0 219 16 2 0 215 15 9 1 38 oe vacate g 4R 0 912 67 0 0 439 31 8 0 481 35 3 0 431 31 6 0 658 0 215 15 8 0 216 15 9 73 13 vette ve L 5L 0 879 63 9 0 481 35 5 0 450 32 7 0 429 31 2 0 696 0 216 15 7 0 213 15 5 51 1 35 K Time out 3 000 n Cose Contig ren e Minimum 4 0 873 Da 0 439 4 0 439 5 0 431 4 0 658 Ia 0 215 4 0 215 5 a mai 13 e Maximum 3 0 940 3 0 495 3 0 495 3 0 445 3 0 721 3 0 226 3 0 219 mu 73 3 1 3 e Avg 0 908 65 7 0 472 343 0 472 34 2 0 437 32 2 0 692 0 220 16 3 0 217 159 65 437 EI Std Dev 0 034 2 2 0 029 22 0 029 25 0 007 0 2 0 032 0 006 0 2 0 002 0 0 12 0 01 e Avg L 0 873 64 4 0 488 35 6 0 439 324 0434 321 0 709 0 219 16 2 0 215 15 9 61 1 37 ms Avg R 0 926 68 2 0439 31 8 0 488 35 9 0 438 32 3 0 658 0 221 16 4 0 218 15 9 73 1 37 E L Bra 5 1 10 0 41 2 ER 11 Aan 1 4 19 7 Aa ZE GE GE GE GE Figure 66 Display 10 events at a time and take 3 of them into consideration blue window Version 1 10 Page 92 of 217 EYMICROGATE OP TOGAY o Data shows hides the grid with numerical data o Bars shows hides the OptoGait bars o Video shows hides the acquired video o Play you can play Sin
83. cumsan Page 192 of 217 EYMICROGATE LP Tt 6 DEFAULT TESTS AND PROTOCOLS Most tests are well known standard tests such as Squat Jump Stiffness Counter movement Jump for which it is enough to follow the instructions on the screen enter exit test area carry out a given number of jumps wait for sound signal at the end of the test etc In this section you will find default tests and protocols which might raise some doubts as regards their initial setup and execution Version 1 10 Page 193 of 217 EYMICROGATE OPTOGALIY 6 1 DRIFT PROTOCOL wm ews Patients Rossi Pierluigi The Drift Protocol is a test developed for verifying an athlete s or a after another on one leg measuring his her displacement drift on patient s dynamic stability by having him her carry out 4 tests one the vertical and horizontal axis Go to Test gt Execute choose an athlete and from the protocol list i Test E select Drift Protocol O gt In the Test field the following sequence is automatically filled in e 5 jumps with RIGHT leg and feet PARALLEL to the OptoJump bars e 5 jumps with LEFT leg and feet PARALLEL to the OptoJump bars e 5 jumps with RIGHT leg and feet PERPENDICULAR to the OptoJump bars e 5 jumps with LEFT leg and feet PERPENDICULAR to the OptoJump bars ae 1 ep 5X 3 5X 5X Figure 125 Drift Protocol sequence Carry out the 4 tests reminding to press SAVE at
84. d the webcam must be installed The OptoGait software installation file already contains the required drivers With regard to the Vista operating system it has been found that if the installation program is not run as Administrator the drivers are not installed In this case install the two drivers separately These are available on the Microgate USB key supplied with the hardware or on the site www optogait com in the Support section To verify that the drivers have been installed connect the two devices OptoGait hardware and webcam If installation has not taken place the operating system will signal an error If this occurs disconnect the hardware reinstall the drivers and reconnect the hardware 3 2 OPTOGAIT HARDWARE INSTALLATION Attention must be paid when installing the OptoGait bars particularly when inserting the caps for connecting the bars A distinction must be made between the Tx and Rx bars and additionally between bars with interface silver drum at start of bar and without interface Only the interfaces have an OFF switch ON OFF switch Lemo connector EMG Power Supply a3 Jack sockets for external events USB socket e Normally closed blue e Normally open green e Grounding black Figure 9 Interface drum Version 1 10 Page 31 of 217 EYMICROGATE OP TOGAY Below is the step by step procedure for bar installation Switch off the OptoGait device Place the two OptoGait
85. d to evaluate the stability and balance of a quiet standing subject Gyko placed on the trunk or at the level of the centre of mass provides important information about the body sway of the subject and through appropriate protocols it enables evaluating the relative contribution made by the various components of the postural system visual proprioceptive of different origin labyrinthine etc Gyko lets you simply and quickly obtain the best known indexes concerning the projection of the body s centre of gravity on the ground The main indexes returned are e Projection length and area e Projection travel speed e Sway frequency In this case the graphic is a projection showing all the movements the red dot indicates the position at the end of the test and an overlay of the ellipse already seen in Sect 1 5 1 1 To the right there are two graphs one for the antero posterior movements and the other for the medio lateral movements with the time being the abscissa and the movement in mm the ordinate 30 t i X t 00 05 00 10 00 15 00 20 00 25 is i Spostamento M L mm The test can be done with a custom Static Test Sect 5 1 7 or with the default Body Sway protocol Sect 6 8 For all the details shown in the Summary Data please see Sect 5 1 7 summary Data Area mm 18927 631 Convex Hull Area mm 1364 135 Length mm 467 608 Length AP mm 329 694 Length ML mm 246 252 Mean Distance mm 12 963 Mean Distance AP
86. d with this type overwriting possible custom values set in the single tests in the latter case press lt YES gt Apply changes to all saved tests Figure 47 Confirming the parameter application to tests that have already been performed Version 1 10 Page 68 of 217 E YMICROGATE 4 2 2 1 1 Parameter Template OP TOGEAIT The Template field allows setting of secondary test parameters in the definition but also at test level following common usage cases Let s suppose for example that a gait test is carried out ona modular system with the athlete performing very short strides typical of people who have had an injury or shuffling the tip of the advancing foot Instead of trying to change the parameters striving to find the best filter setting you can choose one of the existing templates i e shuffling gait with parameters set automatically on the basis of our experience At present the templates apply only to the run gait tests with modular systems but in the future the concept will be extended to all test types and it will be possible to extend the template library via software upgrades The parameters changed by these first templates are those highlighted in the figure below Minimum contact time ms Minimum flight time ms External signal holdof ms Entry point Split 1 at Distance cm Split 2 at Distance cm Short Steps Walking Short Steps Walking Tip Tip Figur
87. e 2 of 217 EYMICROGATE LP Tt A Descripuonol DE ege E 40 RMS E 40 D Su DN Cd ar E A0 A111 Patient Data Input EC 43 4 1 1 2 Importing and Exporting Patients Personal Data Excel 44 4 1 1 3 RAD Tag imana c Glen E 45 Ale e En dE E ae 9 6 0 ME 47 Ao IV CAA EE 49 41 3 1 Acquisition from Webcal sesionarios erin anr NE ka nE ENTANET NESE 52 o SC ET see E E E me E E E A T E E A E T ETE 54 AL EE UTE E E E E E ee eer 54 4 2 1 1 EECHER eege 57 4212 Video TOCA AC essiens erene eea na ERAT iE OE ARRET Eor DER 59 wL Verne E 64 4 2 2 Define Edit Tests cicecsicvactnacesscapacvccntehsacotass exelaadenecanavavandeniaendaeacndanion Senscenaencendeavaenieetes 65 4 2 2 1 Main and Secondary Parameters cccsccccssscccessccceesececeseceseesceeseeceeeeesesseeeeesees 66 A222 NUM S sa cers reece a gee cee cs ps wenn eset neuen ac suse ates een cea escent 70 42 23 Reaction dun sea cstecseacesennacnseeninanasancneasseateanesccosecee N D R EE Da RA Eee 71 Ber A SPN aNd ECH TOSE E 72 Ao Treadmill RUDNINE EE 75 4 2 2 6 Treadmill Gait FSS Bo ordecccscxctneeceseanscaancenoasuaccanetoucineedueponscaensennessaecuneseusseaedeseenecaeniees 76 AAA FPE TOS EE 77 422o ege TE E 78 deed KE RE 79 D e E W a E 81 4 2 3 Define Edit Protocols ceecceccccseeccccssceccesccccsscceceucceceucccccuccceceuccecauccecaucesecseceeauneeens 83 4S SUNS resect se ea E eee sya E E E E E 84 Ae ME E 89 Alek Configuration Panel EE 91 eZ IVAN E E sete cts i
88. e 48 Parameters Template Version 1 10 Page 69 of 217 EYMICROGATE LP Tt The available fields for the different test types are the following 4 2 2 2 JUMP TEST Main Parameters e Start type indicates if the start of the test must take place with a status change i e entering or exiting the bars or with an external impulse coming from the jack sockets start button signal light etc e Start indicates if at the beginning of the test the patient must be inside the area of the bars or outside the area e Stop Type as for the start the end of the test can take place because of a Status change or an external impulse or in the case of time tests the end of the test time e g a test Jumps 15 seconds will have the Stop type End of Time e Finish for the Stop type Status change it is necessary to specify if at the end of the test the patient must be inside the area of the bars or outside the area in the other two Stop type cases this field does not appear e Number of Jumps appears only if the Stop type Status change and specifies how many times the patient must jump 1 to 99 e Test Length appears only if Stop type End of Time and specifies how many minutes seconds the test must last from 00 01 to 09 59 Secondary Parameters e Minimum contact time ms allows you to set a minimum contact time in milliseconds if the system registe
89. e at the end of the treadmill choose Opposite Side or vice versa Secondary Parameters Minimum contact time ms see above Minimum flight time ms see above Maximum flight time ms see above Step length calculation see above Minimum gap between feet cm see above Minimum foot length cm see above Filter GaitR IN and Filter GaitR OUT LED see above Automatic Data Filter from 10 to 90 default deactivated activating this parameter the user can check if the values for flight time contact time gait time swing time and step length are within the average value the chosen percentage If one of these data is out of range the table line will be deleted from the calculation of average values and the values on the grid will appear in strike through format e g average 0 8 filter 20 all values above 0 96 and below 0 64 will be deleted Version 1 10 Page 76 of 217 EYMICROGATE OP TOGAY 4 2 2 7 TAPPING TEST Main Parameters e Start type indicates if the start of the test must take place with a status change i e entering or exiting the bars or with an external impulse coming from the jack sockets e Start can only be inside the area e Staring foot if known the foot with which the test starts right or left can be indicated otherwise leave as not defined e Stop type indicates how the end of the test must be interpreted i e as External impulse l
90. e between the last contact of the first support of the foot and the first contact of the following support It is expressed in seconds sec and as a percentage of the gait cycle of the same foot The swing time of one foot corresponds to the single support time of the other foot e Single Sup s Single Support This is the time between the last contact of the current support and the first contact of the following support of the same foot i e the time when only one foot touches the ground The single support corresponds to the swing time of the opposite foot It is expressed in seconds and as a percentage of the total gait cycle time e Total Double Sup s This is the sum of two partial double supports defined DS1 and DS2 in Figure 119 e Step Time s This is the time between the first contact of a foot and the first contact of the opposite foot it corresponds to the Step Time in the Run Data e Load Response s This is the first Double Support Time DS1 in Figure 119 e Pre Swing s This is the second Double Support Time DS2 in Figure 119 e Step Length cm Step length see definition above e Gait cycle s This is the time between the first contact of two consecutive steps of the same foot e Stride Length cm Stride length see definition above e Speed m s Average speed of a single step see Figure 112 e Accel m s Speed variations of the two preceding steps see Figure 113 e Cadence step s
91. e displays the jump height as difference between the two measures Figure 136 How to carry out a height measurement Figure 135 VERTEC LIKE test setup Version 1 10 Page 210 of 217 EYMICROGATE OP TOGAY 6 7 SKI TEST This test must be carried out with both feet parallel to the bars jumping sideways from one foot to the other usually for 15 seconds The main objective is to compare the contact and flight times as well as the power of the right and left foot Figure 137 Ski Test side jumps from one foot to the other OP TOGAIT Bee 00 18 65 SI 0 542 Dx 0 476 Sin a z 056 Sir 060 D 0 059 Si g 0 070 SirP 076 D 069 Sin 056 D8064 Sith 055 Dx 0 056 Sirf 059 Si 0 057 Dap 059 sir 056 D i 0 061 Sir 0 038 ad Le 0 035 sirf 041 Dx b 048 D 038 sin 9 045 Sin 063 Dx 0 038 Sir 040 Dx 016 29 Sin 31 Sin Timeout 0 000 a Minimo Figure 138 Ski Test results with separate times for right and left foot Version 1 10 Page 211 of 217 EYMICROGATE OP TOGAY 6 8 BODY SWAY PROTOCOL The Body Sway protocol consists of two static Sway tests in which the patient must stand as motionless as possible for 30 seconds in the first test with eyes open and in the second one with eyes closed There is no need for the OptoGait bars but only the Gyko inertial sensor At the end of the protocol you can view a report that gives all the data described in par 5 1 7 comparing the e
92. e number of data on which to calculate the averages and the two pairs of thresholds the first pair for the two gauges and the second pair for the ellipse Settings ode Dynamic Stability Data window Warning threshold cm Bad threshold cm Area warning threshold cm Area bad threshold cm Version 1 10 Page 19 of 217 EYMICROGATE LP Tt 1 5 2 GYKO FOR JUMP ANALYSIS Using field tests and in particular vertical jump analysis has always been a widely used method for evaluating lower limb muscle strength OptoGait is the instrument used to measure and objectify the main features of a jump such as flight and contact time Gyko placed near the centre of mass with a special belt enables enriching the temporal data with a variety of information regarding the dynamics of the jump It is then possible to measure lower limb strength directly and using appropriate algorithms accurately and repeatably provide data relating both to the eccentric loading phase and to the concentric thrust phase The movement of the trunk during the flight and contact phase is analyzed and provides among other things the following additional parameters for all the others see Sect 5 1 2 1 e Eccentric and concentric work and duration e Force Velocity and Maximum Power e Rate of Force Development and Landing Rate Version 1 10 Page 20 of 217 EYMICROGATE LP Tt 1 5 3 GYKO FOR POSTURE ANALYSIS Postural analysis is frequently use
93. e right foot is also called Load Response whereas the second DS2 is called Pre Swing When only one foot is in contact with the ground this is called Single Support Stance Phase Swing Phase Heelstrike Toe off Heelstrike Figure 121 Stance and Swing Phases The definitions of Step and Stride correspond respectively to those of Step and Stride explained in the section above Version 1 10 Page 185 of 217 EYMICROGATE LP Tt Run Data Columns e TExt s External time available only for external impulse This is the time between the event start stop of the impulse and the entry exit into from the OptoGait bars it can also comprise split times e Time s progressive time split from the test beginning e Distance cm progressive distance walked run by a patient e TCont s Contact times e TFlight s Flight times e Height cm or in Variation of the centre of gravity height during the execution of jumps runs e Speed m s or ft s Average speed of a single step see Fig Figure 112 e lt Accelerations m s or ft s Speed variations of the two preceding steps e Steps cm or ft Step length see definition above e Stride cm Stride length see definition above e Pace step s Rhythm expressed in steps per second e Stride Angle deg Alpha angle of the stride parable e imb imbalance indices of the run between right and left step e Double Sup s Double Support Peri
94. e the following similar format Image DD_MM_YYYY_HH_MM_SS_ZZZZZ7Z7ZZ Z22Z ZZ2Z ZZZZ ZZZ2ZZZZZZ2ZZ EE If there is an error when loading the database OptoGait will notify you of it at program startup suggesting you look for the database or continue In the latter case OptoGait will create a new empty database The software makes it possible to handle more databases one at a time for particular needs For example the trainer of a team can separate the tests of one season from another warning in this case he will not be able to do any comparisons or analyse the history Also a free lance professional who does tests for various customers can create a database for every team to be tested It is also possible to export database data in a compact format one single file containing database videos and images in order to transfer them from one PC to another or to hand them to the customer to review Free software downloads are available at www optogait com The commands used for these purposes are the following 4 4 3 1 CURRENT DATABASE The path indicates which database is used the commands below lt New gt and lt Select gt allow you to edit the directory and the file to use Database CUsers sandror b MiCROGATE AppDatal Roaming Microgate OptoGaititreadmill sdf 4 4 3 2 NEW Creates an EMPTY database and sets it as current you will be asked in which folder to place it To organize the still images of a database it is
95. e used with Excel Excel versions XP 2003 2007 and 2010 or with other programs Version 1 10 Page 43 of 217 EYMICROGATE OPTOGAIY 4 1 1 2 IMPORTING AND EXPORTING PATIENTS PERSONAL DATA EXCEL Once compiled in OptoGait the Patients Personal Data can be exported into an Excel compatible format XML Spreadsheet 2003 Press lt Export Exportlist List gt and specify the name and location of the XML file If you have Microsoft Excel installed on your computer double click on the file icon Importlist to launch the program and view the columns with all relevant patients data If you already have a patients list created with another i Filename Anagrafica CU sm software it can be imported with OptoGait Next eg preparing a normal Excel file with the same format as ace XML Spreadsheet 2003 ot the export file number location column headers and format XML Spreadsheet 2003 It is recommended to export an empty personal database to create a file template and then to fill it with the desired information Attention must be paid to the birth date format DD MM YYYY and the Gender field M or F The pre configured fields Sort and Discipline can only be one of those available from the drop down menu Possible errors during the import are listed in a log window at the end of the import if the error is not blocking the patient is added anyway but with any possible wrong fields empty Version 1 10 Page 44 of 217
96. ear the name indicates if the device is currently connected or not During the test session it is possible to ACTIVATE only one registered heart rate monitor at a time To do so select the device and press the lt Activate gt button The device will move to the top of the list and is ready for use Version 1 10 Page 134 of 217 EYMICROGATE OP Toor Active Devices Wireless Devices Device Name Connected i Cardio Sandro e Garmin F oA Sensonzse sensors ti 77 Version 1 10 Page 135 of 217 awCROGATg OP TOGAY 4 4 5 2 SPORTZONE SETUP From the Utility menu you can configure how the so called SportZone will be displayed on graphs of executed tests There are 3 possible settings e 5 coloured bands with customizable names each one being a percentage of the athlete s Maximum Heart Rate e 5 coloured bands with customizable names each one being a percentage of the athlete s Resting Heart Rate e 3 coloured bands with customizable names respectively below within and above the set bottom and top limits Sportzone Max Heart Rate HRMax Heart Rate at rest HRR _ HR Max and Min Sportzone Minimum Maximum SCH 85 dep 100 a 75 G ck D lice 1 en Geet p eke 55 Get ep even 45 Geet sp Sportzone _ Max Heart Rate HRMax _ Heart Rate at rest HRR A n HR Max and Min HR value E Superior Zone Working Zone Inferior Zone
97. ecessary to save the test at the end of the trial In this case no data sampling and most of all no webcam video sampling is carried out thus reducing the used disk space temporary video files and memory swap files as well as CPU use The parameter to be displayed is configured in the main window on a side panel bar which can be minimized gt gt key The panel appears when the type of test and the patient performing it are selected because the values associated with the patient test type pair are saved so that they can be recalled exactly as they are whenever the test is repeated Mode Asymmetry r Mode Absolute Value Type Stance phase Type Data window Data window A DATA Warning threshold Reference value Bad threshold Warning threshold Trend Increase lower Bad threshold Visualiz Second Monitor Normal Visualiz Second Monitor Normal The parameters which can be set are the following e Mode select Absolute Value the values for the type selected in the drop down menu below are shown or Asymmetry the two right and left values and the delta values are shown e Type the parameter to be displayed changes depending on the test type carried out e g for a tapping test the flight and contact times rhythm etc for run tests speed acceleration etc whereas for gait tests regular gait analysis parameters such as stance swing single support step length etc Version 1 10 Page 60 of
98. ed test are estimated such as e Antero posterior and medio lateral imbalance e Main directions and breadth of the movement of the trunk e Upper Phase Coordination Index UPCI that describes coordination in the rotation of the trunk e Phase difference between the lower body and the upper body e RMS Harmonic Ratio and Harmonicity index describing gait stability For details on the various columns see Sect 5 1 3 1 Version 1 10 Page 18 of 217 EYMICROGATE OP TOGAY 1 5 1 1 DYNAMIC STABILITY In addition to graphics for Step Stride flight contact times etc with Gyko there is another one called Dynamic Stability that can be activated from the legend on the left The graphic is an ellipse whose size represents e how far the trunk rotates along the Antero Posterior AP and Medio Lateral ML directions the larger the area of the ellipse the more the trunk rotates e in which direction the movement is prevalent If the ellipse is stretched towards AP or ML the movement of the trunk is prevalent in that direction Dynamic Stability di in oomo o D 500 a 0 70 The two horizontal and vertical bars below and to the right of the ellipse represent respectively the offset of the ML AP movement The green orange red colour depends on the Bad and Warning thresholds set in the Configuration panel Area Threshold affects the colours of the ellipse and the shades above for the gauges Set the Mode to Dynamic Stability th
99. ed the difference between ideal and real time the relation between the difference and the ideal time expressed in can be defined as imbalance index Ki E 3 8 Ca V Imbalance Index AT IT 100 Figure 117 Definition of imbalance index Version 1 10 Page 155 of 217 EYMICROGATE OPTOGALIY EN 2191 W o e g a dares ddd Ml A E B E O el e Figure 118 Example of imbalance index in Run Data Version 1 10 Page 156 of 217 EYMICROGATE OP TOGAY 5 1 6 GAITR IN AND OUT FILTER Because of the particular configuration of the OptoGait hardware bars with sensors for detecting interruptions set at a few millimetres from the ground in some cases the results will not correspond or match the power and or pressure blocks which by default are set at ground level In fact when the heel of the foot touches ground during the Load Response phase the LED is interrupted a few milliseconds before contact with the ground and similarly when the toe is lifted from the ground during the Pre Swing phase interruption is postponed If this feature is necessary e g for validation and comparison tests use this parameter which increases the MINIMUM number of LEDs to be interrupted for triggering the contact event Setting for example the parameter at 3 LEDs only when 4 consecutive LEDs are interrupted and not only 1 as by default the support is considered valid The gap between the lighting of N LEDs
100. el Dei Html html Figure 84 Dialog box for saving a report The functionality of Report creation printing and saving are offered by the external Crystal Report component If this does not work correctly we advise you to check whether you have installed different versions or editions of this software If you have uninstall the old versions and re install the OptoGait packet 4 3 1 9 SAVE ANALYSIS This function allows you to give the current settings configuration a mnemonic name so that it can be recalled from the list of saved analyses for future use 4 3 1 10 ANALYSIS NOTES This function allows you to add a note which will be saved with the analysis This note DIFFERENT from a note added immediately after completing the test will be printed on the bottom line of the report in the provided section whereas the test note is printed on the first page with the General Data Warning the analysis note is saved with the analysis by not storing it you will lose it 4 3 1 11 SIGNATURE The signature works in a way similar to the notes e g Mario Rossi orthopedic specialist The signature is printed on the bottom line of the report and saved with the analysis 4 3 1 12 PARAMETERS Version 1 10 Page 109 of 217 EYMICROGATE LP TOGAY As explained in chap 4 2 2 1 secondary parameters can be customized for each test based on specific needs Version 1 10 Page 110 of 217 amp YMICROGATE OP TOGAIL 4 3 1 1
101. est types The objective measurement of such data combined with an integrated video acquisition allows to monitor a patient s condition on a constant basis detecting problem areas assessing mechanical inefficiencies and rapidly verifying the existence of asymmetries between the two legs The software platform allows to easily store all tests carried out and recall them instantly if necessary This allows to develop a customized patient recovery It is furthermore possible to compare very quickly and easily data of tests carried out at different times in order to assess the validity and the efficiency of the methodology applied OPTOGAIT allows to e Assess objectively the patient s general physical conditions e Identify deficiencies postural problems and asymmetries on the basis of data and videos e Develop and apply therapeutic rehabilitation applications rehab approaches and orthopedic solutions on the basis of precise data e Prevention thanks to immediate assessment of numerical values of relapses complications and involutions of the pathological or post accident condition due to wrong evaluations or diagnosis e Periodically verify the results and the efficacy of treatment e Motivate patients giving them tangible proves of improvement e Compare post and pre accident values if available e Verify in a dynamical situation the efficacy of arch supports insoles or functional tapes e Compare various shoes and their effect on the p
102. etting is not available it is displayed in black e g if no second webcam is connected the option View video 2 is disabled The OptoGait software has a graphic tool for analysing images acquired by webcams To enter this section just double click with the mouse on the still picture to process see chap 5 4 Video Analysis Press lt Menu gt gt gt to close the Configuration panel Version 1 10 Page 94 of 217 EYMICROGATE OP TOGAY 4 3 1 3 STATISTICS CHARTS Both during a test and in the subsequent data viewing and analysis instead of the charts described in the previous chapter it is possible to view a pie chart depicting the division of time elapsed between specific thresholds defined previously The same panel used to configure the second monitor see chap 4 2 1 2 can also be used to indicate which value is to be taken into consideration Stance Swing Step Length Jump Height etc and which warning threshold and bad threshold values are to be set The mode Asymmetry or Absolute Value is obviously the most important parameter to be set on the basis of what is to be monitored In the example below we want to see how asymmetric right left the patient is during a treadmill gait test in terms of step length in relation to the thresholds set Mode Asymmetry Type Step gt Data window 5 DATA e Warning threshold vi Bad threshold 410 T The statistics chart shows that in a total of approximately 30 sec
103. g a new season You will be asked in which directory to store the file and to name it WARNING only the SDF file is saved not the videos or still images WARNING unlike the command Export Database sdf Save as saves the sdf file and the videos and still images Version 1 10 Page 130 of 217 GYMICROGATE OPTOGA Y 4 4 4 DEVICES The Utility gt Devices menu allows to manage various PC external devices one being of course the OptoJump bars Active Devices Device Name Connected cardio Sandro s Garmin Q Wp MMe pI Wireless Devices Device Connected Q Cardio Sandro s Garmin Q PPRA Yj SS H USB connected devices at the moment OptoJump bars Microgate Witty timer and variable speed Woodway treadmill are automatically recognized and set as active Wireless devices connected to the PC via USB Bluetooth stick must be searched for possibly named with a mnemonic name and finally set as active one at a time see the following paragraph for a concrete example with a heart rate monitor 4 4 4 1 WITTY TIMER AND PHOTOCELLS OptoJump Next may be used in combination with the wireless timer and photocell kit called Witty The photocells have the purpose of giving the external start impulse and to stop the test as well as recording intermediate times during the sprint run test with modular systems if needed Let s look at a concrete example Timing a 30 m sprint with start and finish p
104. gle only once or Continuous looping the test o Overlay using graphical tools draw on a still picture and save this image as an overlay use this flag to show or hide it Video choice allows you to choose whether to show or hide one of the two videos Speed normal 1x or slowed down by a factor from 0 1x to 0 9x The Configuration panel can be closed i e minimized using the button lt lt in the upper left corner Only the video commands play stop ff fw rew etc are available allowing you to view the test Use gt gt to open the panel again Rossi Pierluigi STIFFNESS 22 04 2010 14 27 55 Figure 67 Open Configuration panel Figure 68 Closed Configuration panel 4 3 1 2 CHARTS In OptoGait charts there are various viewing options for example in Figure Figure 69 Stance and Swing are displayed To change view type left click with the mouse on another option such as Power or Height The buttons have the same colours as the chart bars lines and are therefore used as legend In addition if you place your cursor on one of the buttons the displayed chart type will appear on the right It can be lines ech or bars ial To change the chart type left click on the corresponding symbol By pressing the symbols under Zoom you can increase or reduce the chart display Version 1 10 Page 93 of 217 EYMICROGATE OPTOGALIY Figure 69 Chart options If a s
105. guage can be changed at any moment during the execution of the program Select the desired language from the drop down menu and press lt Save gt Unit of measurement allows you to set the unit of measurement type for viewing test output values In particular Table 1 Units of Measurement men 4 4 1 2 JUMP TEST CONFIGURATION The flight and contact time configurations include see 5 3 Invalid Times Management on page 187 for further information on how to use these values e Minimum contact time ms allows you to set a minimum contact time in milliseconds if the system registers a contact time shorter than this value it is considered incorrect and added to the associated flight time usually the previous one This control can be enabled disabled by inserting the value O e Minimum flight ms allows you to set a minimum flight time in milliseconds if the system registers a flight time shorter than this value it is considered incorrect and added to the associated contact time This control can be enabled disabled by inserting the value O Version 1 10 Page 117 of 217 EYMICROGATE OP TOGAY e Maximum flight time ms allows you to set a maximum flight time in milliseconds if the flight time is higher it is considered incorrect This is for example useful for a round trip test where the patient exits the measurement area turns around and enters it again The time for changing direction would be considered an abnorma
106. gure 5 Driver Installation Press lt Next gt to install the drivers and then lt Finish gt to complete installation Installazione guidata driver di periferica Completamento Installazione guidata driver di periferica Installazione driver completata E ora possibile collegare la periferica al computer Se disponibili leggere le istruzioni della periferica prima di collegarla Nome driver Stato wi Logitech FilterServi Pronto all uso wi Logitech lvpopfit M Pronto all uso wi Logitech LVUVC I Pronto all uso Fine Annulla Figure 6 End of driver installation Version 1 10 Page 26 of 217 EYMICROGATE OPTOGALY OPTOGEIT ptoGalt has been successfully installed Click Close to exit Flease use Windows Update to check for any critical updates ta the NET Framework Cancel lt Back Figure 7 Installation completed By clicking on lt Close gt you exit the installation procedure During the entire installation procedure it is possible to return to the previous window by clicking on lt Back gt Version 1 10 Page 27 of 217 auMCROGATE OP TOGAY 2 2 DESCRIPTION The welcome screen of the OptoGait software shows a horizontal bar with the most important menu items and an area with News and Events which are automatically updated from the web site www optogait com in the appropriate language In case of missing Internet connection the information will not be downloaded
107. have fun while exercising Figure 40 Test Start Version 1 10 Page 62 of 217 GYMICROGATE OP TOGA STANCE PHASE Valore 4 6 STANCE PHASE GQ Valore 1 1 Figure 41 Two phases of the Opto 4 Kids video feedback Version 1 10 Page 63 of 217 EYMICROGATE OP TOGAY 4 2 1 3 METRONOME While performing certain exercises gait walking on the spot jumps some patients find it easier to maintain a cadence if they are able to follow a constant rhythmic sound OptoGait has a virtual metronome function which can be used to set the cadence in bpm beats per minute and the tone single or double In this software version the sound is generated and reproduced by the PC sound card as a reference for the patient only future releases should record metronome beats in addition to the test data correlating it with various events e g step cadence jump etc which take place To activate the metronome during a test go to Test gt Execute gt Configuration and select the YES setting Execution Rotatation based on Test C Patients Autom acquisition Yes No Acquisition pause o mm 5 ss Output 2nd monitor Yes No Save test data Yes Ho Once this option is activated a small panel in the bottom left hand corner will appear with each test Metronome 60 Enabled To generate the sounds click the ACTIVE check box this function The OK button flashes at the set rhythm
108. he athlete s card are changed only future tests will be affected and not those already executed Version 1 10 Page 137 of 217 GYMICROGATE OP TOGAIL KI Maximum 174 eR ee E ee ree ee eee ee eet ee em ee eee es eee eee ee Intense 136 KEE 417 117 118 118 119 119 119 120 120 120 120 120 120 Ligh 113114115116 j e s 2 2 2222 ght 106107 109 ege 104 TE e 00 00 00 20 Figure 105 Viewing only the heart rate with SportZone FcMax 1r4 130 7118 113 119 119119 120 120 120 120 120 120 121 121 121 121 1711 113114 115116 a m E E E E H E E m m E E E E Inferior Zone jog 111 TT e em Inferior Zone 30 120 00 00 00 20 Figure 106 Viewing the HRM with bottom and top SportZone FC Version 1 10 Page 138 of 217 EYMICROGATE OP TOGAY 4 4 6 CHECK UPDATE This checks if the installed version is the most recent one If not OptoGait suggests you download the newest version from the site NB before pressing lt Check Update gt check that the Internet connection is active 4 4 7 RESET TO DEFAULT VALUES By pressing this button all the Basic Configuration parameters are reset to the default values which are the ones we would find in a new database 4 4 8 ABOUT This section displays respectively e Hardware and software characteristics of the computer e Version of the OptoGait software and the video component e Version of the OptoGait bars LED definition 10 mm or 30 mm and system str
109. he battery connect the adaptor plug to the dedicated socket on the drum Use only one power supply and the cable connecting the supply adapter with the second bar to recharge the Single Meter TX bar and RX with interface Figure 24 Adapter and cable for second bar For the current supply and for recharging multiple meter linear systems use two power supplies one for the TX bar and one for the RX bar The power supply is certified for medical use S FIT MAINS INPUT PLUG BEFORE USE A e AC DC ADAPTER Type FW7405M 24 input 100 240V 50 60Hz LIA 0 24V 2 2A d Figure 25 Two power supplies for multiple meter systems The supplied power plug is specific for the customer s country EU USA UK Japan Version 1 10 Page 36 of 217 EYMICROGATE OPTOSrlT Figure 26 Power cables for various countries Version 1 10 Page 37 of 217 EY MICROGATE OP TOGAY A When using an external power supply the device is disconnected from the power source pulling the plug A In order to avoid an electrical shock the device must be exclusively connected to grounded power sources A DO NOT use power supplies other than the one supplied with the product OptoGait contains rechargeable Li lon batteries 1800 mAh Battery substitution must exclusively be carried out by authorized personnel A DO NOT directly connect the cable to the 3 pole socket on the drum Version 1 10 Page 38 of 217 EYMICROGATE OP TOGAY 3 3 1
110. he mouse the classic drag n drop function to the destination group The message Done will confirm that the operation has been successfully completed To make multiple selections use the SHIFT keys to select a range of patients from to or the CTRL key for selections that are not adjacent Members of Patients Members of Patients Durand Pierre Durand Pierre Charles Franz Pierluigi Paolo Rossini Smith John Smith Torres Felipe To Felipe Selecting a range Click on Finesse keep SHIFT pressed Selecting a number of non adjacent patients keep CTRL click on Rossini pressed and click on the patients It is also possible to move patients from one group to another with these two methods e Select the source group of a patient you want to move select one or more patients press lt Move into a Group gt select a destination group and press lt Confirm move gt Press lt Cancel gt to cancel the operation in progress e Select the subgroup from which to transfer the patient or patients and perform the same drag n drop operations described above The difference between operating from the root group Patients or from others is that in the first case the patients are always copied When moved from one subgroup to another they are transferred without copying With lt Delete Group gt the group selected and its dependent subgroups are eliminated but not the patients that formed it while with lt Edit Group gt
111. he step then measure the patient with this tool To exit press the EXIT symbol at the end of the tool bar 2 Clear all iJ Open inl Save Add To Report Add Overlay d i Delete Overlay k Select S pan ZC Move 7 Undo Redo W color AP Font Grid Ruler Pencil vr Line vr Lines Circle 2P Circle CR ss Arc 2P ek Arc CR Zu Arc 3P gt Arc 3P gt Line Angle Left Line Angle Right A Label Ruler G re Figure 123 Toolbar and double image under analysis Version 1 10 Page 191 of 217 EYMICROGATE 5 5 MANAGING IMAGES When saving an image or two images in the case of video frames of a test comparison it is possible to add a caption i e a short name used as title and a note a larger field for an image description Images are managed caption and note editing changing of order of appearance and possible deletion using the button lt Images gt in the Print section chap 4 3 1 8 In this area there is a list of images added to the report in chronological order each one having two icons edit and delete for editing captions and notes and for deleting images from the report The order of appearance can be changed selecting the photo to be moved a selected picture has a black frame and clicking lt Move up gt or lt Move down gt in the left button bar PATIENTS TEST Title of Image 1 Version 1 10 OP TOGEAIT um vor
112. hotocells as well as intermediate times at 10 and 20 m Just set up the photocells at the required positions and connect the Witty timer to the PC with the OptoGait software The photocells will transmit the impulse which will then interact with the software Version 1 10 Page 131 of 217 EYMICROGATE OPTOGAIY START LAP1 LAP2 STOP Wireless Radio Transmission Max 150 mt The test has to be set up as start and stop test External impulse which is given by the Witty timer when the athlete passes the photocells with a number of intermediate times equal to the number of intermediate photocells of the system Sprint and Gait Test Notes Version 1 10 Page 132 of 217 EYMICROGATE LP Tt 4 4 5 HEART RATE MONITOR Some of the first wireless devices handled are the Polar and ANT cardio wraps Garmin Suunto etc If the patient wears the cardio wrap during the test his her heart rate will be recorded and temporarily associated with the events of the test itself e g with a jump a step etc Starting from version 1 8 the OptoGait software can handle a series of external devices among which heart rate monitors At present the following manufacturers and technologies are supported Polar WindLink USB stick using Polar W I N D technology 2 4 GHz for transmission compatible wraps e Polar H2 Hybrid 5kHz e 2 5Ghz e WearLink W I N D ANT USB stick with ANT receiver type ANTUBS2 or ANTUS
113. ick on the relevant line At this point select Change starting foot from the displayed menu and make your choice E g In the following picture the athlete enters the Optojump test area with his RIGHT foot as you can see in the video and then using the menu it is possible to assign that foot confirmed by the green footprint below k f f h g 1 L E 30 Restore Row iz Min Delete Row 1 30 a Mere Delete TCont 1 20 Avg Delete TFlight A0 H Std Dev Show marked rows vii Undefined J Avg R EE ee e L R eft foot Right foot Figure 74 Sprint and Gait Test assigning the starting foot Should you realize that the assigned starting foot is wrong just follow the above stated procedure and switch the selection Treadmill Running Test and Treadmill Gait Test In this case the foot touching the ground after the START command is assigned as starting foot Version 1 10 Page 100 of 217 PA MICROGATE OPTOGAIT If the START is assigned during a double support as occurs quite often in Gait Tests the starting foot is the one in front on the Treadmill ld de d i ES J L gt Er gt amp Vr b ke gt Figure Poe Defining the starting foot right foot pressing START at this moment Assigning the starting foot before the test is of utmost importance when using OptoGait together with a surface electromyography in which case
114. ike a photocell at the end of the lane or as Timeout e Test Length appears only if Stop type End of Time and specifies how many minutes seconds the test must last from 00 01 to 09 59 Seconda ry Parameters e Minimum contact time ms see above e Minimum flight time ms see above e Maximum flight time ms see above e Minimum gap between feet cm see above e Minimum foot length cm see above In order to perform a Tapping Test it is important that the patient s feet are vertical to the OptoGait bars Figure 53 Correct execution of a Tapping Test Version 1 10 Page 77 of 217 EYMICROGATE OP TOGAY 4 2 2 8 VERTEC LIKE TEST Main Parameters e Start type indicates if the start of the test must take place with a status change i e entering or exiting the bars or with an external impulse coming from the jack sockets start button signal light etc e Start indicates if at the beginning of the test the athlete must be inside the area of the bars or outside the area e Stop type as for the start the end of the test can take place because of a Status change or an external impulse or in the case of time tests the end of the test time e g a test Jumps 15 seconds will have the Stop type End of Time e Finish for the Stop type Status change it is necessary to specify if at the end of the test the athlete must be inside the area of
115. instead of only one allows to decrease or eliminate if possible the discrepancies with the measurement on blocks GaitR IN 3 led GaitR OUT 3 led eier 000000000067000 Ground U1 The parameter can be set in the test definition or in the parameters of the single trial in the Results module Filter GaitR In Led Filter GaitR Out Led Version 1 10 Page 157 of 217 EYMICROGATE 5 1 7 STATIC TESTS SWAY In the Test Data columns we find these values e Time s Progressive time e LH RH mm Medio lateral displacement positive values to the right negative ones to the left posterior OP TOGAIT Ant Post mm Antero posterior displacement positive values anterior negative ones ei L Dn OOOOOOOC G SP SS SG E B Re H Re 2 200 2 300 2 400 2 500 2 600 2 700 2 600 2 500 3 465 3 774 3 540 3 746 4 417 4 595 T2T 4 257 3 025 4 042 4 995 5 768 6 477 T 567 6 71 9 163 Clicking on the Test Data link takes you to the Summary Data section where the data are displayed that we also find in the default Body Sway Protocol see Sect 6 8 Click on the Summary Data link to return to the previous data summary Data Area mm 1892 831 Convex Hull Area mm 1364 135 Length mm 467 608 Length AP mm 379 694 Length ML mm 246 252 Mean Distance mm 12 963 Mean Distance AF mm 6 734 Mean Distance ML mm 7 320 RMS Distance mm 14 37
116. ion Test terminated Some leds are interrupted Filter these leds during the acquisition Bar N 1 1 28 31 Figure 100 Excluding an interrupted LED If you reply YES next time when using this function the excluded LED will be BLUE and the button in the lower right corner lt Active LED filter gt will indicate that one or more LEDs have been excluded from the acquisition the same button appears every time a new test is performed Pressing the button the filter can be removed and all LEDs of this bar can be taken into consideration again Version 1 10 Page 123 of 217 EYMICROGATE OP TOGAY 4 4 3 DATABASE OptoGait stores all data patients tests results settings etc in a database file Sql Server CE format with the extension SDF Most users can use a single file to store all information which by default will be called OptoGait sdf located in the following directory Documents Microgate OptoGait The name of this directory changes depending on the operating system used and the language but typing it in the address bar of an Explorer window will open the correct folder Some examples follow lt YourUserName gt is the user name for logging into Windows Windows XP in Italian C Documents and Settings lt YourUserName gt Documenti Microgate OptoGait Windows XP in English C Documents and Settings lt YourUserName gt My Documents Microgate OptoGait Windows VISTA 7 C Users lt YourUserName gt D
117. ion 1 10 Page 11 of 217 EYMICROGATE OP TOGAY 1 3 THE MODULAR SYSTEM In this configuration OptoGait allows to carry out 1 3 1 GAIT TEST Gait tests can consist of simple exercises moving from A to B but also of more complex ones such as roundtrip or walking backwards They can be more complex if needed adding obstacles e g plastic cones or actions to be carried out between the various gait phases sitting down and getting up before coming back for example or simultaneously 1 3 2 RUNNING TEST Running tests just like gait tests can be carried out either starting from a stand or running to analyse the various phases how the incremental weariness acts on the patient at each round installing the system on a track measuring the time of a change of direction and the following acceleration and so on Thanks to the practical and innovative assembling system using caps the modular system is assembled in a few minutes and does not require cables to connect the bars or further net adapters The length goes from a minimum of 2 meters to a maximum of more than 10 meters Ke Version 1 10 Page 12 of 217 EYMICROGATE OP TOGAY 1 4 THE TWO DIMENSIONAL SYSTEM OPTOGAIT 2D Starting from version 1 7 of the OptoGait software it is possible to use a particular bar configuration for obtaining a two dimensional measurement area To the classic bars which we will call X more bars Y can be added to form a rectangle where new i
118. is pressed before saving the test will be deleted Press lt Insert Note gt to add a note to the test that has just been completed Version 1 10 Page 55 of 217 EYMICROGATE OPTOGALIY Test cycle We have seen that it is possible to select more than one patient and or trials using multiple selections or choosing a protocol a pre defined sequence of pre defined tests and therefore have a cycle of tests performed In this case the OO arrows will appear in the respective boxes for moving the selected data Let s suppose we select two patients Rossi and Smith and two tests Squat jump Stiffness Depending on how the parameter Rotation based on is set the following types of sequence can be set Execution Rotatation based on Test Patients Beeler Rotation based on a Test Rotation based on Patients Rossi Stiffness Rossi Stiffness Rossi Squat jump Smith Stiffness Smith Stiffness Rossi Squat jump Smith Squat jump Smith Squat jump TIP When patient test or protocol selection is made it is possible to double click with the mouse on the line of the grid to select the single data item and confirm automatically The videos are always acquired in size 640 x 480 even if they are displayed small The test acquisition can be simulated even if the OptoGait hardware device is not connected The keys that simulate the device are F8 when pressed simu
119. it is also possible to deactivate the Internet connection with a configuration parameter see chap 4 4 1 7 Click on a news title or an event to open the complete description in a browser window Opt aa 000 17 34 14 29 07 2010 Wi K ur News Events New software version 1 2 1607 2010 The new 1 2 software version with many new features is available Case Study about Optojump Com portal 1401 2010 Kentico a famous Software House in the CMS branch publish a case study about our portal optojump com New Photogallery and Videogallery 121102009 Two new photo amp videogallery are online Case Studies and Test Tipologies 211052009 Some interestingcase studies of several sports and samples of test tipologies are published User Manual 17 07 2009 English User Manual now available Microgate Systems at Li Ning s CBDC 4th edition 22042009 Optojump Next was used for evaluating professional youth players come from clubs in CBA chinese basketball association during one of the greatest b ball training camp in China Figure 8 First page The interface with which the OptoGait system is managed is divided into three main sections Patients Tests and Results 2 3 PATIENTS This is the section where the patients profiles are created and stored A profile can contain all sorts of information personal data notes patient photo etc Each patient can be added to one or more groups or subgroup
120. ith the video and the charts allowing the user to follow the LEDs interrupted during the test Bar scrolling can be disabled by clicking on the lock icon in the bottom right corner The button has a toggle function so when clicked scrolling is enabled again ae From this view a Measuring Ruler can been used to see how many centimetres or inches there are between a series of lit LEDs or between two points Double click on the first LED and then on Version 1 10 Page 105 of 217 EYMICROGATE OPTOGALIY the second LED to view the measure the markers are green and red for the first and second point Click anywhere on the bars and ESC to delete the measure Barra N 2 Figure 80 Measure in cm or inches of the distance between two points In this view you can also temporarily delete a series of LEDs for a certain period of time Unlike the command lt LED Filter gt see chap 4 4 2 which excludes a series of LEDs for the entire test this allows you to also work during the test analysis and exclude a series of contiguous LEDs or one single LED for a certain number of thousandths of seconds Let us suppose for example that during a treadmill gait test you realise that the patient has shuffled his her foot by mistake and you want to delete that series of LEDs for those 2 seconds press and hold the CTRL key click on the first incorrect LED and without releasing the CTRL key and the mouse button drag the selection as
121. l electrical equipment Part 1 General requirements for basic safety and essential performance CEI EN 60601 1 2 62 50 2007 08 Apparecchi elettromedicali II Edizione Parte 1 Prescrizioni generali per la sicurezza Norma collaterale Compatibilita elettromagnetica Prescrizioni e prove CEI EN 60601 1 2 62 50 2007 08 Medical electrical equipment Part 1 General requirements for basic safety and essential performance Collateral standard Electromagnetic compatibility Requirements and tests DIRETTIVA 2006 95 CE DEL PARLAMENTO EUROPEO E DEL CONSIGLIO Aggiornato a dicembre 2010 del 12 dicembre 2006 concernente il ravvicinamento delle legislazioni degli Stati membri relative al materiale elettrico destinato ad essere adoperato entro taluni limiti di tensione Bassa tensione DIRECTIVE 2006 95 EC OF THE EUROPEAN PARLIAMENT AND OF THECOUNCIL As of December 2010 of 12 December 2006 on the approximation of the laws of the Member States relating to electrical equipment designed for use within certain voltage limits Low Voltage Bolzano 5 Agosto 2013 Il rappresentante legale The legal representative Vinicio Biasi d i Bi l lios a j La Version 1 10 Page 216 of 217 EYMICROGATE LP Tt Copyright Copyright 2015 by Microgate S r l All rights reserved No part of this document or of any of the single manuals may be copied or reproduced without previous written authorization by Microgate s r l All trademarks or names of p
122. l flight time this parameter allows you to prevent this 4 4 1 3 REACTION TEST CONFIGURATION Reaction time configurations include e Reaction time range ms indicates the time frame in milliseconds within which the reaction signal must be given randomly e Acoustic signal type allows you to choose whether to generate the acoustic signal using the sound card which may not be present or the internal loudspeaker generally always available in personal computers 4 4 1 4 VIDEO After connecting the webcam s to the PC USB port and installing the drivers the video camera can be tested Under the heading Video select a Logitech webcam from those available and press lt Test gt The choice of webcams has been limited only to high range Logitech webcams to prevent synchronization problems between OptoGait and video data Webcams by other manufacturers are displayed in grey Video Logitech Webcam Pro 9000 a Testo E Figure 96 Webcam choice 4 4 1 4 1 Video Test After pressing lt Test gt the webcam configuration panel in basic mode with the commands for changing gain and exposure shutter time is displayed For better quality and fluidity of videos we recommend using a brief exposure time such as 1 100 or 1 200 and then adapting gain to obtain the correct image exposure neither too bright nor too dark We recommend not setting Auto which could slow down the movie clip acquisition With lt Device gt you c
123. lates the status inside the measurement area when released simulates the status out of the measurement area F4 every time it is pressed it simulates an external impulse e g photocell etc Note the only function that cannot be simulated is the acquisition of a Sprint Gait test it is not possible to know the length of steps While this type of test is allowed it will finish without the acquisition of steps Version 1 10 Page 56 of 217 vCROGATE OP TOGA 4 2 1 1 EXECUTE CONFIGURATION View settings Execution C Test Patients Rotatation based on Autom acquisition Yes No Acquisition pause Output 2nd monitor Save test data Chart Hide Hide Hide Data Data Show Hide Video Video Show Hide Figure 38 Execute Configuration Test data viewing can be configured by the user The parameters are Execution o Rotation based on if more than one test or patient is selected this indicates the chosen mode Test after each performance the next test begins for the same patient Patient after each test performance this goes on to the next patient doing the same test o Automatic acquisition if this parameter is set to Yes it is possible to skip the manual saving phase at the end of each test when the patient finishes a test it is saved then after a few seconds as configured in the parameter Acquisition Pause the next test begins automati
124. licking on one of the three buttons on the second monitor or on a new window if you have only one monitor shows the BioFeedback user interface At top centre we see the parameter that we want to monitor by clicking on the triangle to its right we can change it with one of those available the parameters vary depending on the type of test we chose Stance Phase V Flight times Y Stance Phase Flight times Swing Phase Contact times Single Support Height Load Response Speed Version 1 10 Page 140 of 217 EY MICROGATE OP TOGAY Reference value 0 60 s Cw V2 Gy Stance phase V By clicking on the Menu command we can decide whether to work in Asymmetry or Absolute Values Mode whether the data are updated with a window containing few data or longer the changes will then be slower and whether we want to view the standard user interface red green orange bars or the one for children Opto4Kids Sect 4 2 1 2 1 Mode gt o Asymmetries Absolue values Data window gt Short Long View gt Normal Opto For Kids Version 1 10 Page 141 of 217 GYMICROGATE OPTOGAL Y Clicking on the black triangle to the left opens the Thresholds panel that is you can set the Bad Threshold red and the Warning Threshold orange percentages by dragging the dividing border up or down Thresholds Reference value 0 60 s Stance phase V Version 1 10 Page 142 of 217 EYMICROGAT
125. ls Caution has to be applied for this value because it may depend on the type of test being carried out e Step length calculation allows you to choose whether to calculate step length as the distance between the tips of two successive feet or as the distance between the heels of two successive feet Version 1 10 Page 120 of 217 EYMICROGATE LP Tt Figure 99 Tip to Tip or Heel to Heel Step Length e Minimum gap between feet cm or ft is the minimum gap between tiptoe and the heel of the next feet e 3rd 6th 9th step speed reference insert the reference speed for the 3rd 6th 9th step in m s this option can be disabled by inserting the value 0 e Split 1 2 at distance cm or ft insert at how many cm from the start the first or second split time will be taken leave O to disable split times e Minimum foot length cm or in is the minimum foot length in centimetres or inches used to filter possible incorrect acquisitions 4 4 1 6 SCREEN The OptoGait software works on most desktop PCs and notebooks of the most recent generation usually with a resolution of 1024x768 the minimum recommended resolution For users who desire to use computers with lower resolutions e g netbooks which often have 1024x600 or computers with lower performance we recommend that you select the Reduced Screen option this will apply the following changes Screen Screen Size e Inthe tables with numerical data and the data
126. m This is the distance between the beginning of the bar drum and the middle support point In the case of jumps with both feet perpendicular to the bars it will show where the centre of gravity is Jumping Point Gap cm Distance between the current centroid and the previous centroid i e how much the centroid is displaced with respect to the previous jump A value O indicates the perfect repeatability of a jump useful mainly for one leg jumps negative values indicate a displacement towards the drum to the left for example positive values indicate displacements in the opposite direction to the right in this figure in jumps with feet parallel to the bars indicate forward back displacements User area cm Difference in cm between the first and the last activated LED indicates how much the legs are apart EZ EEE Jump lt A gt BUT 00o Jump lt A Figure 108 Jumping point C Jumping point Gap D and User Area A Version 1 10 Page 146 of 217 EYMICROGATE OP Toor 5 1 2 1 GYKO If the jump test was performed using the Gyko inertial sensor as well usually at the height of the belt other columns are added to the previous values The most important ones are those highlighted in the figure below gt v 6 0 322 0 494 29 9 30 10 Q T 72 0 334 0 502 30 9 30 21 1 20 0 92 K 8 72 0 322 0 504 31 1 31 08 1 21 0 97 K 9 72 0 328 0 518 32 9 32 12 1 18 1 00 K 10 72 0 334 0 498 30 4 29 82
127. mbnails use the right left arrows on screen or on the keyboard A title and description can be assigned to each photo simply by entering the information in the relevant fields the information is saved automatically on exiting the fields Front View Date 24 04 2014 09 13 Lorem ipsum dolor sit amet consectetur adipiscing elit Figure 33 MediaGallery module Version 1 10 Page 49 of 217 EY MICROGATE OPTOGAIY If we want to see two photos side by side to make a comparison for example click the thumbnail while pressing the CTRL key Date 24 04 2014 09 13 Title Lateral View Note Note Vivamus velit diam tincidunt at lobortis malesuada mattis consequi Date 24 04 2014 09 13 Title Front View Lorem ipsum dolor sit amet consectetur adipiscing elit ae 24042014 09 15 2404 2014 09 13 2404 2014 09 13 Figure 34 Comparing two photos Version 1 10 Page 50 of 217 EYMICROGATE OPTOGALY When we are viewing a single image or a still taken from a video we can double click directly on the photo and not the thumbnail to open the image editor with its various design tools angles etc If we click Save the image is saved with our annotations Date 24 04 2014 09 13 Lorem ipsum dolor sit amet consectetur adipiscing elit n es fem 2408 2014 05 13 2404 2014 09 13 2404 2014 09 13 2404 2014 09 13 2404 2014 09 13 Figure 35 Photograph edited in the Still Image Analysis to
128. meter It is also possible to change one of these parameters in a SINGLE test the test of Mario Rossi on April 12th without influencing the test definition itself Therefore it is important to understand how the secondary parameters have a hierarchical structure and a sort of parent child relation Basic Configuration Parameter Test Definition Parameter ii Single Test Parameter For example Version 1 10 Page 66 of 217 amp YMICROGATE OP TOGAIL Under Utility Basic Configuration set the Minimum contact time to 60 ms From this moment every time new types of Jump Test are created they will have a default value of 60 ms If this value is acceptable no further changes have to be performed in Secondary Parameters General International Contact amp Flight time Settings vumm contact ime ms CSS EE Maximum Flight Time ms Figure 43 Basic Configuration Parameters Let s suppose that for special needs a new test type is needed e g Three Jumps with a different value e g 80 ms Open lt Secondary Parameters gt change the value and save the test definition Minimum contact ime fs O Minimum ght ime ms Lg Maximum Fiort tme E Figure 44 Test Definition Parameters Next have the patient perform the test Three Jumps The single test having inherited the values from its type has the parameter 80 ms Opening View Test chap 4 3 1 and pressing lt Settings gt
129. ms are standard technical Gait Analysis terminology Terms such as Single Support Double Support Stance Swing etc are well known among professional therefore these terms are not translated in any language The following are some useful definitions to explain the values displayed on the table with numerical data Kn RIGHT CYCLE a 4 Right Single ys Left SIngle DS3 Support Support Le Step Time ie Lh Right Step Time NO CONTACT Right Stance Right Swing RIGHT FLOOR CONTACT NO CONTACT a Left Swing Left Stance LEFT FLOOR CONTACT vm oo TIME Figure 119 Gait analysis terminology The Gait Cycle begins when the heel of one foot touches the ground and ends when the same foot after having executed one step is set down The cycle begins with the Stance phase the heel to toe contact sequence of the foot and continues with a Swing phase where the foot is suspended and proceeds in the air on average the stance phase accounts for 60 and the swing phase for 40 Version 1 10 Page 184 of 217 EYMICROGATE OP TOGAY iP FD K PAL ee EG A Stance Swing 0 60 100 Figure 120 Gait Cycle Stance amp Swing Each Gait cycle consists of two phases where both feet are in contact with the ground called Double Support the first Double Support DS1 in Figure Figure 119 referring to th
130. n a treadmill there is another possibility i e to view a dynamic report Run Report focusing on the asymmetry between the right and the left foot Of course the report can be viewed also under Results and in the print report To view the report click on the link highlighted in the upper left corner to toggle between Run Data Gait Data and Run Report Run Report 11543 CV 3 0 Step length cm Left 10943 CV 2 8 Left Right M Diff el Stride length om 228 LCV 1 9 p Lett __0 080 0 008 CV 10 0 mmm Right Ss o Diff See Time parameters Flight Time 0 073 0 007 CV 9 6 Left Contact Time 0 290 0 006 CV 2 1 Right 0 28920 006 CV 2 1 emm DN Ulli LE Contact Phase ml Right LL Ggenag CV 12 1 mm D A Left 0 1460 007 Cu 331 Right TU 0 142 0 007 __ CV 4 9 eg Ditt 2 Propulsive Phase Left i 08040 004 CV5 0 mm O O Right 0 0890 004 CV4 5 em Diff 3 Left EU mze 25 0 MH Right UI ai CV 14 3 fm C es ew Stride Angle Left LU 1 5790 283 CV 17 9 es O Right 1 38820 248 CV 17 9 pamm Dm A _ Speed parameters Speed m s Let UU 3 1140 06 CV 19 ms Right 3 0020 05 CV 1 7 mmm TT C 85 Average Speed m s EE elen Figure 71 Run Report In Tapping Tests four pages may be scrolled e Left and right foot results e Left foot results e Right foot results e Comparison between right and left foot Version 1 10 Page 97 of 2
131. ne eg etre EAE E nna E EEE EET 93 Behe E e E E 95 4 3 1 4 Table with Numerical Data cccccccccssssseccccccsssecccescnsseescesseasseescessoasseeeeeeas 96 Version 1 10 Page 3 of 217 EYMICROGATE OP TOGAY ASLI SFOGO eesriide iae i EOE EE EERO ER TOE 100 4 3 1 6 Video Preview Popup First Step Preview cccccccssecccesscceesseeceeseceeeeeceseeeeees 104 4 3 1 7 Viewing of the OptoGait Bars 105 ed PVN E 108 i ANS PANY SIG asenna E E A 109 D E Eu EN a EE WEE e 109 Bidet SVC ARUN E 109 e oe We E e E 109 Se Usinge IV A CONG cacrccecpiecaseiecpos manie ats sears noeuseeasonav amen ones ce aunsaarnnoecsenerosavennbonereeteensne 111 ro EIERE 112 4 3 2 1 Print Analysis Notes SiGMature cccccscsccssscsescncuscscussscnsscnsescueusescussseusucnaens 113 A TANS OE EE 114 ets TE OF a vices doaeatscres A A N E A E E E th 116 A N E 117 4AL Ce gg Le 117 ES GC VG CN 117 4 4 1 2 Jump Test Configuration geseet 117 4 4 1 3 Reaction Test eu EC Le nase sccecesevavaredasavacsacuaecance svarceeveaceeasviaveravaveramese esas 118 aaa CO E 118 4 4 1 5 Sprint Gait Test Configuration essssssessssseeesssssrrrrrrrrrrrrrrrereressssssssrerererrrrrerreeee 120 AALE O E 121 AAL NEWS EVON E 121 daS EMG e e 0 en a N E E E E eer E 122 AAA ele ge H HW SS E 123 e RE 124 a EC ENN e due Data EE 125 e A CT 125 SONG EE 126 AS CVC E ores ccna tigen sewers een enero ates nc se EAE OEE 126 4 4 3 5 EON EP aet cen corse E A E E AE A
132. nformation can be gathered for the gait tests e Step width distance between the middle support point of each foot e Walking Base distance between the innermost foot support points for superposed steps this value can be negative e Walking Points middle points between the two support feet their connection defines the gait progress Line of Progression conventionally it is expressed in positive values if there is a deviation towards left and negative with a rightward deviation e Walking Point Gap progressive variation of the current walking point with respect to the previous one RX bars Step Length Heel to Heel s 4eq vu JEWION walking points Step Length Toe to Toe b eJ wf s 4eq x Ppazs00g QZ 10 EuION Stride Length Heel to Heel Stride Length Toe to Toe TX bars V_ _ _ _ _ l Ae Aen je ___ _ HAT 19 XV 1 MAX 6 13 mt depending on Normal 2D Boosted bar s _ H_ _c _ _ _ Version 1 10 Page 13 of 217 EYMICROGATE OPTOGALIY The regular OptoGait bars have a maximum transmission reception distance of 6 meters with this hardware you can use at the most 5 meters of X bars and approx 50 cm of room with the Y bars L W RX bars TT Ges Geer SJ eq XY sueq X1 JEWJON r 8 EE MAX 6 mt eg Smt bars 0 5mt x 2 The regular closing Y TX bar is usually a bar WITHOUT
133. ng bars with a flat cable The Distance field is for indicating the distance between the blocks in centimetres The first Distance Do corresponds to the distance between the patient s initial position and the first block For example in athletics if the start is from the blocks the distance from the springboard to the first block must be calculated The other distances Di D2 etc indicate the distance between the last lens of a bar and the first lens of the following bar end and beginning of the two half moons Version 1 10 Page 73 of 217 EYMICROGATE LP Tt WE 2 he E KA 4 i rE D Se ee d D A x i D RK 4288 R280 CH GIE seueenas S SU V 8 iT ao i e CTT ane ane X WAM A gt e mL H e mg frz w ep eg gp gg ER ej ESCH 3 ayer gt Figure 49 Example bars with gap A practical configuration example of a system of 30 m could be the following Starting block 50 cm 13 meters OJ hurdle 8 meters hurdle 8 meters hurdle 1 meter Ea Figure 50 Configuration of bar blocks Version 1 10 Page 74 of 217 EYMICROGATE OP TOGAY 4 2 2 5 TREADMILL RUNNING TEST Main Parameters Start type this can only be Software command or External Impulse Stop type this can be Software commana End of Time or External Impulse Starting foot see above Test length appears only if Stop type End of
134. ocuments Microgate OptoGait etc Organize Include in library e Share with e Burn New folder Name Date modified Type Size A 1 2 1 0 02 08 2010 15 26 File folder J Image 02 08 2010 15 26 File folder A Video 02 08 2010 15 26 File folder iS OptoGait exe config 02 08 2010 15 26 XML Configurati 27 KB m OptoGait sdtf 02 08 2010 15 27 SOL Server Com 1 004 KE Figure 101 Folder where by default all database settings video and image files are located The subdirectory VIDEO contains the videos in asf or avi format depending on your choice in 4 4 1 4 acquired by the webcam The subdirectory IMAGE stores all still pictures bmp files with possible graphical notes and saves them via the Video Analysis module The name of the videos is formed using the following pattern VideoX_DD_MM_YYYY_HH_MM_SS_22222222 2277 2227 2222 Z7Z222Z27777 EEE Where X webcam No 1 or No 2 DD_MM_YYYY day month and year of acquisition HH MM_SS hour minutes and seconds of acquisition ZZ222222 222 7 272 7 2272 2222727277777 series of univocal characters to avoid duplicates EEE_ video format ASF or AVI Example Video1 02 04 2009 12 32 16 1f74d384 4a7f 4c5b a94c 1772fb608736 asf Meaning Version 1 10 Page 124 of 217 EYMICROGATE OP TOGAY Video taken by webcam No 1 on 2 4 2009 at 12 32 16 in ASF format The images analysed still frames saved using the command Save images in report are located in the subdirectory Images and hav
135. od of time when both feet touch the ground e Step Times s time between the first contact of one foot and the first contact of the opposite foot e Contact Phase s the time between the first contact of the heel and the complete support of the foot the percentage indicates the value with respect to the total contact time e Foot Flat s the time the foot completely touches the ground the percentage indicates the value with respect to the total contact time e Propulsive phase s the time between the lifting of the heel to the complete set off of the tip of the foot the percentage indicates the value with respect to the total contact time Version 1 10 Page 186 of 217 EYMICROGATE OP TOGAY Gait Data Columns e TExt s External time available only for external impulse This is the time between the event start stop of the impulse and the entry exit into from the OptoGait bars it can also comprise split times e Stance phase s The stance phase is the weight phase supporting phase of each gait cycle It begins with the contact of the heel and finishes with the set off of the tip of the same foot It is therefore the time between the first and the last contact of two consecutive supports of the same foot It is also presented as a percentage of the total gait cycle e Swing Phase s The swing phase begins when the tip of the foot leaves the ground and finishes with the contact of the heel It is therefore the tim
136. of great help to the user to detect immediately postural or motor problems and more in general to carry out a qualitative analysis In fact thanks to the video memory possible anomalies of the numerical data can be easily identified and motivated The video images are synchronized with the data This allows to verify with accuracy what has happened at the time of acquisition of a certain value e g if a contact time is extremely long it is possible to look for the cause viewing the images of the instant when the value has been recorded Synchronization is carried out automatically by the software no user action is necessary The video reproduction speed can be reduced down to a still image to view the video frame by frame A video analysis utility is also provided with traditional tools such as lines arches circles text ruler goniometer to measure angles and other In the Results section two or more tests can be compared Compare option using the video as well as the data having all necessary information at disposition This allows to quickly and intuitively carry out an analysis of quantitative and qualitative differences between tests carried out at a different time pre post rehab for example or between different patients healthy and rehab If more than two tests are to be compared the History function must be used which allows to select an infinite number of tests to verify the parameters indicated when a patient
137. ol Version 1 10 Page 51 of 217 EYMICROGATE OP TOGAY 4 1 3 1 ACQUISITION FROM WEBCAM If no photographs have been taken and are ready to import we can make use of the installed webcam perhaps setting it to the maximum resolution as described in chapter 4 4 1 4 2 Click lt Record from Video gt The webcam frame preview will be displayed Click lt Photo acquisition gt to take a photograph which will be automatically added to the carousel Press lt Start Video Recording gt to begin recording the button which has become lt Stop Video Recording gt flashes to indicate recording is in progress When we click to stop the recording the video is saved and added to the carousel ee e mg z E 2404 2014 09 13 2404 2014 03 13 2404 2014 09 13 Figure 36 Record Video from Webcam Version 1 10 Page 52 of 217 EYMICROGATE OPTOGALIY Once the video has been saved its title and description can be edited by clicking on the thumbnail while clicking on the video itself begins playback with the following buttons appearing underneath e Slider for slow motion playback from 10 to 100 e Goto first frame e Back one frame e Play Stop e Forward one frame e Goto last frame e Save current still image To delete a photo video or still image select it and click lt Delete Selected gt Version 1 10 Page 53 of 217 EYMICROGATE LP Tt 4 2 TEST mem mm ews 4 2 1 EXECUTE In this section the pre defined tests o
138. onds testing 26 7 8 s showed asymmetry under 5 65 of the time 19 3 s it was between 5 and 10 and just 9 of the time 2 6 s asymmetry was over 10 The Data Window allows us to decide every how many events a calculation to work out which of the three bands the patient falls into e g by setting 5 DATA every 5 steps or jumps the average of the selected measurement is calculated compared with the reference value and the established thresholds and assigned to the good warning or bad category In this second example however we see the use of Absolute Value mode where in a Jumps 60 seconds test the Height value is compared with a reference value of 30 cm 31 of the time the patient jumped over 27 cm 30 cm 10 of the warning threshold 26 of the time he she jumped between 24 and 27 cm and 43 of the time he she jumped under 24 cm Mode Absolute Value e Type Height x Data window 6 DATA Reference value Warning threshold Bad threshold Version 1 10 Page 95 of 217 EYMICROGATE OPTOGALIY 4 3 1 4 TABLE WITH NUMERICAL DATA In Jump Tests or Reaction Tests the numerical data to display are few and therefore almost always fit into one screen On the contrary in Sprint Gait tests regular or with treadmill the table of numerical data has many columns a horizontal scroll bar is shown it was therefore decided to divide them into two pages the first containing typical Run Data and the second
139. ort showing the level based on the following table nen Test 5 DOT DRILL Protocol DOT DRILL STANDARDS Less than 50 seconds Super Quick 50 60 seconds Great 60 70 seconds Average 70 80 seconds Need work nmin Over 80 seconds Slow Execute The test ends when you stay outside the test area for more than 3 seconds Figure 129 5 Dot Drill protocol To display the test results go to Results select the option Protocols from Display gt Data and choose the protocol with the symbol and double click or use lt Display gt from the Test Analysis list kd O Rossi Pierluigi 16 03 2011 15 35 18 F Analysi M S Se S d Sege 16 03 2011 09 58 18 Q Search jean 1 o e eet Figure 130 Selecting a protocol to be printed The printed report includes total time and result as well as average flight and contact times of all 5 tests total time deviation as percentage and fatigability index Version 1 10 Page 200 of 217 EYMICROGATE OPTOGALIY Time 42 824 Super Quick UP AND BACK RIGHT FOOT LEFT FOOT BOTH FEET TURN AROUND TOTAL Time s 8 328 9 596 9 745 8 438 6 717 42 824 Compared Average 2 8 12 0 13 8 1 5 21 6 8 565 Average Contact Time s 0 123 0 082 0 092 0 098 0 119 0 099 Average Flight Time s 0 237 0 186 0 161 0 141 0 140 0 170 Fatigability 46 4 19 6 18 9 8 2 7 1 Time UP AND BACK RIGHT FOOT LEFT FOOT BOTH FEET TURN AROUND Contact light UP AND
140. ove the patient s bracelet to the reader and his her name will automatically be selected 2 Select one or more tests by pressing the green lt Select gt button under the Test box then tick one or more tests in the grid and press lt Confirm gt 2a Asan alternative to the selection of a number of tests it is possible to select a pre defined protocol Click the green lt Select gt button under the Protocols box select the macro typology and click on one of the protocols followed by the lt Confirm gt button It is not possible to select more than one protocol at once When the protocol has been chosen the test list is compiled with the tests that define the protocol 3 Check the configuration by pressing lt Configure gt see chap 4 2 1 1 Execute Configuration 4 Execute the test by pressing lt Execute gt or lt Repeat gt if a test has already been performed 5 Wait for activation of the Webcam if installed and the sound signal that gives the all clear to perform the chosen test 6 Follow the instructions at the bottom left which depending on the test definition will tell you to enter or exit the test area i e the space between the bars 7 Save the test performed with lt Save gt watch the video again with lt Review gt or cancel the test with lt Cancel gt Press lt Repeat gt to have the patient repeat the test without moving to the next test or the next patient If lt Repeat gt
141. r MIL medio lateral Version 1 10 Mean AP Velocity mm s Mean ML Velocity mm s OP TOGEAIT This is the mean travel velocity of the trajectory in the antero posterior direction L A FP J This is the mean travel velocity of the trajectory in the medio lateral direction Lut d Page 172 of 217 OP TOGEAIT EQMICROGATE Trajectories ae Power spectrum PSD M imodulus Ms FM Modulus I d AP antero posterior FAP antero posterior FFT The tests are analyzed in the frequency oe range 0 15 Hz to 5 Hz A i ML medio lateral FML medio lateral Version 1 10 Page 173 of 217 OP TOGEAIT E YMICROGATE 5 1 7 7 TOTAL POWER We define for the modulus AP and ML CG m the power spectrum at the frequency f m power spectral density d the discrete increase in frequency in fft Af J H 2 mAf Gm the spectral moment J H Gd m M Modulus Total Power mm This is the area of the power spectrum in the range 0 15 5Hz Also equal to o Version 1 10 Page 174 of 217 EY MICROGATE OP TOGAIL AP antero posterior Total AP Power mm This is the area of the power spectrum in the range 0 15 5Hz of the AP trajectory Also equal to ano ML medio lateral Total ML Power mm7 This is the area of the power spectrum in the range 0 15 5Hz of the ML trajectory Also equ
142. r protocols are carried out To define a test or protocol see the sections below In addition before performing a test at least one patient must be inserted in the database Data insert direction Patients Smith John Protocol K 1R 17 046 0 129 Q o Configure Gi ep gen Q 3R 0 136 C 4L 0 191 j QO 5R 0 190 Q 6L 0 152 Q 7R 0 120 Q 8L 0 223 P 9R 0 157 Q 10L 0 194 s External 22 770 v Figure 37 Execute To perform a trial it is advisable but not obligatory to follow the direction of the operations indicated by the red arrow at least the first time you enter this section The basic flow is e select the patient e select the test type using tests or protocols e optionally configure some viewing parameters e press Execute and have the patient perform the jump test or the running gait test e Save Cancel or Repeat the test Version 1 10 Page 54 of 217 EYMICROGATE LP Tt Let s look at an example 1 Choose one or more patients by pressing the orange lt Select gt button under the Patients box then tick one or more patients in the grid and press lt Confirm gt Shortcuts are possible using the lt Select All gt and lt Deselect All gt buttons whereas if the patient database has been organized in groups and subgroups a group can be selected with lt Select Group gt When there is the Witty RFID system instead of manual selection simply m
143. r speed to affect the average e Discard last steps discards the last N steps N input value when exiting the area e Foot filter at start end of system if set to YES does not consider the steps in and out of the system if there are at least 2 obscured LEDs in this way you avoid fingerprints half in and half out of the measurement area e Filter GaitR IN and Filter GaitR OUT LED the two parameters expressed in number of sensors LEDs indicate the minimum number of sensors interrupted by the gait and triggering the start of the foot contact time GaitR IN and the end of the same time GaitR OUT See also chap 5 1 6 For this test type the structure of the system has to be defined as well i e how many bars the system is composed of and whether there are gaps between the bars In the field Number of bars the number of connected bars must be inserted This field is necessary for correct test acquisition If the inserted number of bars differs from the number of bars actually installed the software will signal this error suspending the test currently in progress to make are the following e Example A system is made of 20 meters of OptoGait bars all connected without gaps The settings MMA The and amp buttons are respectively for removing or adding blocks of OptoGait bars This function can be used for example in hurdle jumping where between one hurdle and the next one interruptions are made connecti
144. ral one ML vice versa If the axes are equal the strategy is called neutral Dynamic Stability a gp 5 00 oo a U 0 38 Summary Data Area cm 14 524 Front Back cm 0 95 Left Right cm 0 05 Version 1 10 Page 153 of 217 EYMICROGATE OP TOGAY 5 1 4 REFERENCE INDEXES In the Sprint and Gait Test parameters chap 4 4 1 5 the speed of an ideal athlete the so called super athlete during the 3rd 6th and 9th step can be indicated These are in fact the three most interesting moments of a sprint important studies have proven that e the speed of the 3rd stride is strongly related with the use of burst power e the 6th stride soeed depends on the phase of transition between the burst power and elastic recovery e the 9th stride speed depends more on pure elasticity Therefore the following indexes have been created and calculated as follows Burst index real speed at 3rd step ideal reference speed at 3rd step 100 Transition index real speed at 6th step ideal reference speed at 6th step 100 Elasticity index real speed at 9th step ideal reference speed at 9th step 100 Example supposing that the three speeds of reference have been set at 6 8 and 9 m s the athlete s sprint is taken into consideration and his indexes are shown Smith Clarence SPRINT 12M OJN 20 07 2010 16 40 52 K 2L 0 199 118 0 199 0 032 0 1 3 29 76 118 4 33 0 379 Q Q 3R 0 374 215 0 143 0 070 0 6 4 55 2 85 97 173 4 69
145. ration and the test will need to be started and stopped regularly to ensure that the impulses are assigned to the correct feet and that the error filters are working properly This of course also enables to perform EMG and gait analysis at the same time Version 1 10 Page 39 of 217 EY MICROGATE OP TOGAIL Figure 27 EMG Lemo Connector Figure 28 Cable Lemo Jack 3 5mm 4 DESCRIPTION OF FUNCTIONS In this chapter all the functions of every menu of the OptoGait program will be described starting with the functions of the main menu 4 1 PATIENTS 4 1 1 INSERT EDIT PATIENTS In this section all the patients stored are displayed Version 1 10 Page 40 of 217 EYMICROGATE 99MM SIL ill Rossini Paolo 190811983 Figure 29 Edit Patients OF TOGAIT Click on the names of the columns Last name Name Date of Birth to order the list according to that field clicking on the same column again reverses the order A Z Z A Version 1 10 Page 41 of 217 EYMICROGATE OP TOGAY To search for a particular patient or to filter data e g search for all patients beginning with Ros insert the text in the box at the top left and press lt Search gt To remove the filter press lt Delete filter gt Rossi Pierluigi 23 02 1965 Paolo 19 06 1963 Pressing the button lt New Patient gt opens a new panel in which the new patient s data must be inserted Last name is the only
146. ret the end of the test with External Pulse End of Time or Software Command e Test length appears only if Stop type End of Time and specifies how many minutes seconds the test must last from 00 01 to 09 59 Version 1 10 Page 81 of 217 EYMICROGATE LP Tt After inserting the data remember to press lt Save gt and return to the list of defined tests To review the parameters of a defined test pass over them with the mouse or double click on them this is equivalent to pressing lt Edit Test gt Editing a test definition is only possible if no tests using this definition have already been performed The secondary parameters on the other hand can always be edited To delete a test definition select it from the list and press lt Delete Test gt all the tests connected to this definition will be deleted To duplicate a test definition useful for example if a left foot test has been defined and the same shall be applied to the right foot or vice versa select the test from the list and press lt Duplicate Test gt This creates a copy of the test which can then be renamed and fully edited The buttons lt Import Test gt and lt Export Test gt are for copying the definition of a test from one database to another Press lt Export Test gt and save the XML file on your hard drive Open another database or create a new one and press lt Import Test gt choosing the file previously saved The tests preconfigured b
147. roducts mentioned in this document or in the single manuals are or may be registered trademarks belonging to the relevant companies Microgate REI2 RaceTime2 and MiSpeaker are registered trademarks of Microgate s r l Windows is a registered trademark of Microsoft co Microgate s r l reserves the right to modify the products described in this document and or in the relative manuals without notice The software and manuals are available in the following languages Italian English German French and Spanish Microgate S r l Via Stradivari 4 l 39100 Bolzano ITALY Tel 39 0471 501532 Fax 39 0471 501524 info microgate it http www microgate it http www optogait com GYMICROGATE OP TOGAIT Version 1 10 Page 217 of 217
148. rough e Delete TCont deletes a contact time from the selected row as a consequence the associated contact and flight times are added to the flight time in the row above e Delete TFlight deletes the flight time from the line row as a consequence associated flight and contact times are added to the contact time in the row below e Show marked rows allows you to show hide deleted rows or rows with deleted flight or contact time e Change starting foot allows you to set the right foot or the left foot as starting foot It is very useful to use the video to discern with which foot the patient has started If you do not have video recordings and you do not remember the foot specify Undefined Version 1 10 Page 99 of 217 amp YMICROGATE OP Toor 4 3 1 5 START FOOT The Starting Foot can be defined during the creation of a test see Define Modify Test or afterward keeping it as not defined during the analysis Sprint and Gait Test on modular systems Starting outside the test area the starting foot is the first one to touch the ground inside the area Starting inside the test area the starting foot is the one with the first contact after the beginning of the test Assigning the starting foot after a test has been carried out is done in the Results area From View open the Configure menu select First Contact Time from Parameter Research and viewing the first contact time from the Data window right cl
149. rs a contact time shorter than this value it is considered incorrect and added to the associated flight time usually the previous one This control can be enabled disabled by inserting the value O e Minimum flight time ms allows you to set a minimum flight time in milliseconds if the system registers a flight time shorter than this value it is considered incorrect and added to the associated contact time This control can be enabled disabled by inserting the value 0 e Maximum flight time ms allows you to set a maximum flight time in milliseconds if the flight time is higher it is considered incorrect if the system registers a flight time longer than this value the time is not considered e Starting foot if known the foot with which the test starts right or left can be indicated otherwise leave as not defined Version 1 10 Page 70 of 217 EYMICROGATE LP Tt 4 2 2 3 REACTION TIMES Main Parameters Start type Indicates what type of reaction the test must assess that is o Visual stimulus on the PC screen a red circle becomes green after a random period of time the patient must react to this stimulus e g by jumping o Acoustic stimulus the reaction stimulus is a sound emitted by the PC using either an internal loudspeaker or a sound board after a random period of time o Visual Acoustic stimulus the visual red green circle and the acoustic stimuli beep from the PC
150. s Therefore the Athletes Personal Data can be fully customized and adapted to the user s requirements and imported and or exported from to other programs or formats xml Excel etc Version 1 10 Page 28 of 217 EYMICROGATE LP Tt 2 4 TEST This section is the software s nerve centre It is accessed to devise and configure new tests jump reaction running etc and to perform tests by choosing from the pre defined tests or those created by the user It is furthermore possible to group several tests protocols if this is useful for measuring particular capacities or conditions some protocols are already pre configured e g for measuring reactivity and dynamic stability During the test the user receives three kinds of feedback in real time numerical graphical and video from one or two webcams If the starting foot has been previously selected the results are calculated assigning the values to the left or right leg Once confirmed the test all three types of data are stored and are available for immediate editing or further use in future The user can also temporarily hide certain unnecessary information e g if the video is of importance for the user the images can be viewed full screen 2 5 RESULTS AND VIDEO ANALYSIS The tests carried out previously can be recalled at any moment accessing the Results area Selecting a test and clicking on View numerical or graphical data can be compared with the images The video is
151. s the list on the left hand side will only show Jump Test types and all others gait run tapping etc will be hidden This makes it easier to select other tests of the same type for comparison or history purposes If on the other hand you do not want to use this automatic filter for example when selecting a variety of tests to export set the filter to Disabled Filter Testtype Automatic C Disabled To view all the tests and reset the various filters press lt Delete filter gt Version 1 10 Page 85 of 217 EYMICROGATE LP Tt Test List Sort by Select All Delete All j Finesse Charles 3 SAUTS 26 05 2010 15 38 49 gt Delete A Huber Franz STIFFNESS 2310412010 10 15 24 s aieea bf Huber Franz SQUATJUMP 23 04 2010 10 07 00 nf oh Rossi Pierluigi GaitRiz 03 06 2010 11 35 25 2 Rossi Pierluigi 15 sec jumps 23 04 2010 15 43 18 gt N Figure 58 Test List Components Click on the column names Patient Test Data to display the list in order according to that field Press again to reverse the order A Z Z A To delete a test press the Q symbol on the corresponding line of the chosen test to delete all displayed tests press O on the table heading To select a test to analyse press the symbol on the corresponding line or double click with the mouse the test will be moved from the LIST table to the ANALYSIS table and a filter will automatically be set on the type of test e g if
152. s deletion the tests performed by the patients will be found again as single tests no longer related to the protocol Version 1 10 Page 83 of 217 GYMICROGATE OPTOGALY 4 3 RESULTS View Data Test R Protocols R mith John 10m OJN 28 05 2009 15 03 46 e Ce TEST LIST TEST ANALYSIS OLE 4 Smin Jour Analysis Search eatem Jee e en Fe me tml I Filter by Sprint and Gait Test Figure 55 Results In the Results section the performed tests or protocols are displayed For better understanding these three terms are defined as follows Test is a single test e g 15 jumps performed on a certain date by a single patient Protocol is a pre defined list of tests to perform in sequence Analysis when a single test is displayed or when two tests are compared certain configuration parameters may be set for the video the table with numerical data charts reports printouts etc It is furthermore possible to draw on still pictures insert notes sign delete incorrect data etc All these operations can be saved in an Analysis using a mnemonic name which can then be recalled without having to reset all parameters The RESULTS window is divided into 3 parts from left to right e FILTERS panel for looking for a single test or for filtering according to various parameters e TEST LIST contains all the tests made possibly filtered by your parameters the same window also displays the li
153. s it is possible to confirm or change the foot of the first step simply clicking on the right or left foot icon or wait until the popup closes automatically confirming the choice In the example below the patient enters with the left foot whereas the test was set differently or could have been set as undefined Clicking on the red icon of the left foot the setting is immediately inverted therefore it does not need to be done afterwards from the Results Module Select the start foot Automatic confirmation in 4 seconds Version 1 10 Page 104 of 217 EYMICROGATE OPTOGA Y 4 3 1 7 VIEWING OF THE OPTOGAIT BARS The OptoGait bars allow you to view afterwards the LEDs that have been interrupted in red and if a starting foot has been set to view the footfall thanks to the graphical footprints The footprint length is directly proportional to the number of interrupted LEDs Similarly the labels of the numerical data chart and row values always display which foot they are referring to C C K 1R 0 283 wy k 2L 0 245 D F 3R 0 203 i C AL 0 199 F 5R 0 194 P 6L 0 202 C 7R 0 179 kl Time out 3 000 H Minimum 7 0 179 eo Maximum 1 0 283 i Avg 0 215 H Std Dev 0 036 Avg L 0 215 e Ava R 0 215 NA Figure 79 Indicating the foot on charts tables and bars When watching a run gait video of a modular system composed of many meters as the time progresses the bars scroll in synchronization w
154. select Everyone Click on lt Next gt to continue fg OptoGait The installer will install OptoGailt to the following folder To install in this folder click Met To install to a ditterenttolder enter it below or click Browse Eolder C Program Files wpb Microgate OptaGart Install OptoGait for yourself or for anyone who uses this computer Everyone 5 Justme Figure 3 Installation data insertion The next window offers to launch software installation If all the data is correct click on lt Next gt cpocat e E The installer is ready to install OptoGailt on your computer Click Mext to start the installation Figure 4 Installation confirm installation The setup program will install the product on the PC showing state of progress Version 1 10 Page 25 of 217 EYMICROGATE OPTOGAIY During installation the OptoGait and Logitech webcam drivers will also be installed If for any reason this does not happen please install the drivers separately These are available on the Microgate USB key supplied with the hardware or on the www optogait com website in the support section Installazione guidata driver di periferica Installazione guidata driver di periferica Questa procedura guidata consente di installare i driver software richiesti per il funzionamento di alcune periferiche del computer Per continuare scegliere Avanti 8 Indietrc Avanti gt Annulla Fi
155. select the command and choose a patient from the displayed mask press lt Confirm gt to choose the new person This function is also available on the protocol list e Edit note allows you to view edit the note inserted immediately after test completion the note will be printed on the report in the General Data section on the first page of the test f Huber Franz STIFFNESS 23 04 2010 10 15 24 j Rossi Pierluigi Game 22 04 2010 14 27 55 Change patient z j Rossi Pierluigi 22 04 2010 14 27 44 S 2ossi Pierluigi 2 Voie 3 25 03 2010 18 11 34 j Rossi Pierluigi STIFFNESS 24032010 16 09 31 Rossi Pierluigi STIFFNESS 15 03 2010 12 22 17 Figure 60 Context menu under a single test Conversely right clicking on the list of saved analyses provides the following options e Rename allows you to change the name of the analysis e Analysis Notes allows you to view edit the note that has been entered this note is printed at the bottom of the report ANALYSIS LIST 5 Compare Analysis SquatJump 12 59 17 9 V1 Figure 61 Context menu under the saved analysis If the Gyko inertial sensor was also used during the test a special icon will signal it Rename Analysis notes TEST UST WJ Doe John 01 Jump 10 seconds 27 03 2015 10 06 30 si w Doe John 02 Reaction Acoustic 5x 27 03 2015 10 07 40 ft K Doe John 03 Gait 2D 4m AJR 27 03 2015 10 09 27 si Doe John Gait 4m 27 03 2015 10 5
156. si LILY STIFFNESS 25 03 2010 18 09 31 Figure 62 Test list to analyse Version 1 10 Page 88 of 217 EYMICROGATE OPTOSrlyT 4 3 1 VIEW In this section the test selected is displayed Smith John 10M OJN 2805 2009 15 35 42 OTT len wife aian atha alkis Time effective 00 20 62 i Total time 00 17 87 k 5L 0 879 63 9 0 481 35 5 0 450 32 7 7 gt 0 696 0 216 15 7 0 213 15 5 5 135 K ER 0 944 68 8 0 450 33 0 0 496 36 2 0 443 32 7 0 666 0 213 15 5 0 235 17 1 92 1 36 C 7L 0 888 65 6 0 496 36 1 0 428 31 6 0 460 34 0 0 709 0 235 17 4 0 225 16 6 nm 1 37 k 8R 0 914 0 428 31 2 0 466 0 448 0 663 0 225 0 223 63 1 37 K 9L 0 466 34 4 0 691 52 1 35 el Minimum 4 0 873 8 0 428 8 0 428 6 0 429 4 0 658 7 0 213 6 0 213 5 51 5 13 e Maximum 87 0 944 87 0 496 WI 0 496 8 0 460 63 0 721 8 0 235 In 0 235 6 92 s3 1 38 8 Avg 0 906 66 0 0 465 34 0 0 465 34 0 0442 32 3 0 684 0 221 16 2 0 222 16 1 69 1 36 e Std Dev 0 027 2 0 0027 20 0 027 Ap 0 011 1 0 0 024 0 008 0 7 0 007 0 6 12 0 01 e Avg L 0 884 64 6 0 485 35 4 0 439 32 3 0 441 324 0 704 0 223 16 4 0 220 16 0 63 1 36 e Avg R 0 928 68 0 0 439 32 0 0 485 35 8 0 443 32 2 0 664 0 220 15 9 0 223 16 3 75 1 37 D lt L R 5 0 9 3 10 3 0 5 5 7 1 3 1 4 18 7 O72 ee EE EEE LETTE EEE ae LETTE EEE EEE EEE EEE ELE SE WEEE KI Figure 63 View The i
157. st of saved analyses e TEST ANALYSIS contains the tests analyses manually selected for viewing comparing printing or exporting Version 1 10 Page 84 of 217 amp YMICROGATE OP TOGAIL Filters Panel With the Data radio button select whether single tests protocols or analyses should be viewed In the latter case with the and icons expand or collapse the tests contained in the protocols d Pierluigi Balzi CMJ 08 06 2010 15 32 54 T E STIFFNESS 08 06 2010 15 32 54 ee CMJ 08 06 2010 15 32 37 ref Rossi Pierluigi Balzi CMJ 2 04 2010 16 26 45 E SC Figure 56 Expanded Protocols List Choosing Analyses all saved analyses will be viewed with the saving date which can be much later than the execution of the analysed tests ANALYSIS LIST _ Test Post infortunio John Smith 23 04 2010 16 00 20 dof Confronto Stifness di Rossi Pierluigi 23 04 2010 15 59 36 A DEE Sc Figure 57 Saved Analyses To look for a patient or a test protocol the data can be inserted manually into the search boxes e g key in Rossi in the Patient field or CMJ in the Test field or press to display a list of patients or tests to choose from Similarly it is possible to filter by data by inserting a range of data with the calendar control The Test type filter radio button can be used to apply an automatic filter to the test type for example if Jumps 15 seconds is selected for test analysi
158. sts are compared The display structure is similar to the one presented in the previous section Due to lack of space it is not possible to simulate the bars with the LEDs which is possible when viewing a single test To compare two tests bring them together in the TEST ANALYSIS table and press lt Compare gt Smith John 10m OJN 28 05 2009 15 11 04 Smith John 10m OJN 28 05 2009 15 03 46 bg x 8 i md e i al di Tit Chart Show Hide Grid Show Hide Labels Show Hide Bars Synchro Not Synchro View Vertical Horizontal Show ALL Video Show Hide Play Single Continuos Overlay Show Hide Video choice Video 1 Video 2 Speed i oe am asx 1x o Close Config Panel K 301 83 163 0 94 Q K 5R 1 726 384 0 644 1 61 0 03 83 166 0 97 J K 6L 2 225 464 0 632 1 58 0 01 80 163 0 97 K 7R 2 766 544 0 650 1 55 0 01 80 160 0 97 i K 8L 3 263 0 637 Ss E Y C 3 C F 4L 1 253 300 0 666 1 53 83 165 0 93 O Q 5R 1 791 383 0 650 1 58 0 02 83 166 0 95 i Q 6L 2 311 465 0 649 1 59 0 01 165 0 96 Q 7R 2 829 547 0 636 1 59 0 00 82 164 0 97 i F 8L 3 334 0 635 3 C Figure 88 Compare Pressing lt Play gt on the command panel at the top the two tests in this example Blue Test and Red Test because of the colour of the two sliders below the video will start running allowing visual comparison
159. tal length of the trajectory obtained as the sum of the distances from one point to the next The sum of the points on the curve in the figure n LG danze Lang MUi 1 MLfily Page 162 of 217 EYMICROGATE OP TOGAIL AP antero posterior AP length mm The AP length is the total distance in the antero posterior direction given as the sum of the absolute distances between two consecutive points in the AP direction the sum of the points on the curve in the figure ii L 5 LAP i 1 AP i ML medio lateral ML length mm The ML length is the total distance in the medio lateral direction given as the sum of the absolute distances between two consecutive points in the ML direction The sum of the points on the curve in the figure t Ly gt IMLL 1 LAM Version 1 10 Page 163 of 217 EYMICROGATE OP TOGAY Trajectories p Distances M modulus M y AP AM DM Modulus y AP i 1 FAP M41 MLi AP antero posterior DAP antero posterior a APIi 1 APIiI d A I lah d f i i N l M H Mn IW A A MIL medio lateral DML medio lateral 02 d N N r d A becht AN V EI A Ae va ik 1 iu A V 1 A 4ML i 1 MLi l l h y d A A L A i i VW F i a A P d d Mia D Whol d d V y del
160. tation of the concepts of Forward Backward and Left Right If you notice you have not performed the test in this way you can rotate the acquisition through 180 view one or both of the tests comprising the Protocol Right or Left Leg TEST LIST G Doe John Drift 2D Protocol 27103 2015 10 20 21 5 JUMPS SINGLE LEG RIGHT 2D DRIFT 27 03 2015 10 19 53 Ze 00 mu n 30 n 2150 pn um n n Version 1 10 Page 197 of 217 EYMICROGATE OP TOGAY 6 2 FIVE DOT DRILL PROTOCOL The Five Dot Drill protocol exercise with 5 circles is a very well known and popular test in the United States for improving ones agility and rapidity Draw a rectangle of 60x90 cm 2x3 ft and place five circles of 10 cm 4 each inside it as shown in the picture Alternatively you can buy a nonskid mat from the famous chain BFS Bigger Fast Stronger developed especially for this test and contributing to its standardization Place the two OptoJump Next bars outside the longer side of the rectangle with the drum at the test entrance 60 cm 2 ft E UE UU D 10 m e gt Figure 128 5 Dot Drill circuit and positioning of bars The protocol is made of 5 different exercises to be carried out 6 times WITHOUT PAUSES The main test output is the TOTAL time of all 5 exercises and this is why they must be executed as fast as possible The 5 tests are carried out as follows a video explaining the
161. tems on the left from top to bottom are the following e name of the patient e test type and execution date e VCR player with slider and commands for managing the acquired video s e command buttons for activating various functions e lt Back gt button to close the mask View and go back to the Test list e total test data On the right there are 4 types of information regarding the current test each set of information can be shown hidden using the configuration commands The items from top to bottom are the following e Videos acquired by one or two webcam s if the webcams are not connected when the test is performed a fixed image with the Microgate logo will appear e Charts displaying the results it is possible to choose the chart type lines or bars and the measurement to be displayed times heights powers etc e Table of numerical data a grid with various lines and columns displays actually acquired data and calculated data at the bottom of the table statistical and aggregated data are displayed average minimum maximum etc e OptoGait bars displays the n number of bars connected at the time the test is carried out and which LEDs turn on during the test Version 1 10 Page 89 of 217 EYMICROGATE OP Toor The table shows the list of all the external flight and contact times acquired during the test The data has been processed to obtain further information such as jump heights energy developed power etc See chap
162. than repeat the test itself In fact the OptoGait program contains an automatic and manual system for managing spurious times acquired during a test Checking for spurious times is only done on flight step and contact times with any external times always considered as valid The basic criterion is that acquired times are always coupled with contact time flight time or step time Flight or step times without a corresponding contact flight or step time are only possible at the beginning or end of a test contact because of the start or finish type set in the test In the case of avery brief contact flight or step time there is an automatic procedure that identifies any invalid times i e below a certain threshold This threshold can be set or deactivated see chap 4 4 1 2 Jump Test Configuration If there are other errors that are not automatically deleted it is possible to manually correct them select the row with the invalid contact flight or step time and delete the entire row and thus the contact flight time couple As a result such values will not be considered in the calculation of average values and will not appear in the charts In these cases add the contact flight time couple to the flight time of the previous contact flight time couple if it is the contact time that is not average or add the contact flight time couple to the contact time of the following contact flight time couple if it is the flight time that is
163. the end of each test before moving on to the following test Version 1 10 Page 194 of 217 EYMICROGATE LP Tt At the end of the protocol go to Results select the option Protocols from Display gt Data and choose the protocol which has just been executed with the symbol Q TEST UST KSE ka Q Rossi Pierluigi 5 Dot Drill 16 03 2011 15 35 18 k u Rossi Pierluigi GG Protocol 16 03 2011 15 00 13 C 1 Analysis Se CC CC i l W w Rossi Pierluigi k D D D a z e Search E Rossi Pierluigi 5 Dot Drill 14 03 2011 16 50 15 l CE A tte E A et Figure 126 Selecting a protocol to be printed Double click on the protocol to be analysed or click the button lt Display gt a report will be displayed showing the average jump values divided into right and left leg and what s even more important two graphs allowing to quantify very rapidly the displacements and their direction Each jump is displayed as a yellow dot if you can not see 10 dots per leg some might be superposed the two large red and green dots left and right represent the athlete s tendency to move into a certain direction e g upwards to the right whereas the dotted triangle indicates the stability area The position of the red and green dots with reference to the origin of the two Cartesian axes gives a first indication of the athlete s average landing point compared to the starting point As these represent an average their position could be misleading for e
164. tically For certain situations it is in any case still possible to change the starting foot during Sat Report the test phase Results gt View using previous methods right click on the grid and n Change Starting Foot context menu or via a new function with two buttons in the p Gait Report section Just press the icon of the required foot to set it as starting foot aij the one currently used is coloured whereas the other is greyed out id S The Template field which previously contained various gait types besides the normal one shuffling gait short steps short steps tip tip etc has been considerably simplified Version 1 10 Page 79 of 217 E YMICROGATE OP TOGAIT thanks to the greatly improved algorithms for the automatic recognition of various patterns it has been possible to reduce the various types to only two i e Normal and Superposed Feet Similarly to the foot change a rapid method has been added for changing the template directly from the Gait Report using the relevant button Template he ic Normal walking In the Secondary Parameters of the 2D Gait Test there are 4 new parameters which can already be applied during test definition or during the trial analysis lt Parameters gt button e Minimum Distance Between Feet parameter required by the filter algorithms for specific cases e Minimum Foot Width similar to the minimum foot length smaller measures are skipped because
165. time during a series of jumps in the former version this was called Contact Flight time Reaction Times measures the reaction time to a visual or sound stimulus Sprint and Gait Test test for the analysis of a run or walk in addition to flight and contact times step or stride length other indicative parameters are also registered in the former version this was called Walkjump o Treadmill Running Test test analysing running to be used on a treadmill in the former version this was called Rolljump o Treadmill Gait Test test analysing gait to be used on a treadmill o Tapping Test frequency test registering separate data for each foot e Notes Mnemonic general notes on the test definition e Example movie with the webcam connected it is possible to acquire a movie clip that can be viewed in the future as a reminder Press lt Acquire gt to acquire the movie and lt Play gt to view it 4 2 2 1 MAIN AND SECONDARY PARAMETERS The parameters of a given test type are divided into Main Parameters and Secondary Parameters To switch from one mask to another press the corresponding button on the right Secondary parameters are the same in the Utility menu under Basic Settings chap 4 4 1 2 4 4 1 3 and 4 4 1 5 When creating a new test definition the values of these parameters are retrieved from the general data It is possible to edit them for a specific test for particular needs All tests of that type will then have the modified para
166. ts and Results 2 1 INSTALLATION Start the OptoGait exe setup program in the usual way for Windows In the first installation window the user is asked where to save the files for the installation of OptoGait We advise you to leave the directory unchanged and to click on lt Next gt to continue Location to Save Files Where would you like to save your files Please enter the folder where you want these files saved If the folder does not exist it will be created for you To continue dick Next Save files in folder C Users SANDR O 1 B7M AppData Local Temp OptoGait Change Figure 1 Installation wizard In the first installation program window click on lt Next gt 38 OptoGait The installer will guide you through the steps required to install OptoGailt on your computer WARNING This computer program is protected by copyright law and International treaties Unauthorized duplication or distribution of this program or any portion of it may resultin severe civil or criminal penalties and will be prosecuted to the maximum extent possible uncer the law Figure 2 Installation welcome In the next window you can insert a folder where the software will be installed Version 1 10 Page 24 of 217 EYMICROGATE OP TOGAY If you want everyone with access to the computer to be able to use the product select Everyone otherwise select Just me We advise you to leave the folder unchanged and
167. ttom From left Version 1 10 Delete all Load an image stored on disk Save the image on disk in BMP format Save the image in the report you will be asked to name the image which will be appended at the end of the report Save the added graphical elements grids rows angles texts etc as overlay in the video Delete the items added with the previous command as overlay of the video Select items To select more than one item keep CTRL pressed Pan Moves all added items Move Moves the selected item Undo Redo Set the current colour Set the font and other text features Draw a grid with the set features on the image Sample ruler allows to set a known length e g the height of a step Draw single line Draw connected lines ESC to close the drawing Draw circumference through two points Draw centre radius circumference Page 190 of 217 P aad a Ya CH PT CH QMICROGATE SEH e Draw two point arc e Draw centre radius arc e Draw three point arc Start End Include e Draw three point arc Start End Include e Draw lines viewing internal angle e Draw lines viewing external angle e Text tool e Line with measure draw a line with length indication calculated after having used the tool Measurement Ruler WARNING the measurement must be taken on the same level as the item measured previously E g have the patient stand sideways to a step of a known height use the tool Sample Ruler to measure t
168. u Version 1 10 Page 126 of 217 EYMICROGATE OP TOGAY Database OptoGait GQ Jee gt Computer gt USBKEY G Organize v New folder Name Date modified Type No items match your search Filename Test Group Save as type Database OG ogn Hide Folders Figure 103 Saving the OGN file 4 4 3 6 IMPORT Imports an OGN file previously exported to another PC or to the same PC in case of data deletion or removal restore This command can also be used to merge two databases into one database This operation is carried out in THREE steps e You will be asked if you want to import into a new database Import or the current one Merge e The first dialog box asks you to locate the file with the extension OGN to import e The second dialog box only if you clicked YES in the first message window asks in which folder to extract the OGN file and as a consequence to store the database file sdf and its subdirectories Video and Images It is recommended to use the suggested default destination directory which is the local Documents folder Example You want to import an OGN export file saved on a USB stick extracting its files to the folder C My OptoGait Test Press lt Import gt browse to the drive of the USB stick in the following example J and select the file Test_TeamXYZ OGN double clicking on it Version 1 10 Page 127 of 217 EYMICROGATE OP TOGAY E Database Opto
169. ucture number of bars in X and Y If our Support Team asks you to provide this data select the whole field with the cursor right click on it and select COPY Then send an e mail in which you PASTE the copied data Software Data Software Version MI ZZ Database Version V122 0 Video Version vi 2 Undo Cut Copy Paste Delete Figure 107 About window showing the technical data for the Support Department Version 1 10 Page 139 of 217 EYMICROGATE OP TOGAY 4 5 BIOFEEDBACK The BioFeedback module available as of version 1 10 was inspired by the Video Feedback feature Sect 4 2 1 2 where the user can see some basic test parameters in real time on a second monitor usually a large TV or a screen tablet placed in front of the treadmill By trying to optimize these parameters while performing the test for example by minimizing asymmetries or lengthening the stride the patient trains and uses the system as a working tool instead of as an instrument of diagnosis The main difference compared to the normal tests described in the previous sections is that data are NOT saved in the BioFeedback module and are NOT paired with any user it is just a very fast start amp run module with a minimal user interface designed also to be used directly by the end patient instead of by the technician operator First you are asked which of the three types of currently available tests you want to perform c
170. useful to create an empty subdirectory folder for the database Example Create a folder called MyTests on your hard disk in the root directory or under Documents Microgate OptoGait Then create a folder for each new empty database inside this folder Now each database will be stored in a separate folder with its video and image files Version 1 10 Page 125 of 217 uCROGATE OP TOGA a jE Computer af os C a MyTests a A NFL Combine d image a video I NFL Combine sdf d A Season 2010 A image A video IH Season2010 sdf a A season 2011 J image di video H Season2011 sdf Figure 102 Database organization example 4 4 3 3 SELECT If more than one database has been created you can choose browsing on the hard disk which database is ACTIVE 4 4 3 4 CLEAR Empties the current database of all Patients Groups Test Definitions and Tests tests protocols analyses data You will be asked which of the four tables to empty and further confirm this operation is IRREVERSIBLE 4 4 3 5 EXPORT Exports the CURRENT database together with all videos and still pictures processed in a single compressed file with the extension OGN you will be asked in which directory or on which drive for example a USB stick with sufficient space to create and store the file and how to name it It is possible to export only the database without videos and images choosing Database sdf from the File Type dropdown men
171. xample given the absurd assumption that an athlete carries out a perfectly central jump two completely to the right and two completely to the left with two displacements of exactly the same entity the dot will be placed exactly in the centre giving the impression that the athlete always jumped perfectly But in this case the rectangle with the dotted area representing the standard deviation of jumps can be helpful The larger the displayed area more has the athlete drifted moving away from the point of origin when landing and as a consequence his dynamic stability is lower Version 1 10 Page 195 of 217 GYMICROGATE OP TOGAY Drift Protocol L R Delta Average Height cm 12 1 10 9 9 4 Average Power W Kg 11 52 10 97 4 8 Average Contact Time s 0 640 0 633 1 0 Average Flight Time s 0 313 0 297 5 3 Average LEFT RIGHT Drift cm d 6 1 31 0 Average FRONT BACK Drift cm 3 4 0 6 119 1 Standard Dev LEFT RIGHT Drift em 20 6 94 67 1 Standard Dev FRONT BACK Drift cm 6 3 4 26 0 Figure 127 Drift protocol report output Version 1 10 Page 196 of 217 EYMICROGATE OP TOGAY 6 1 1 2D DRIFT PROTOCOL With its two dimensional system even the minimum 1 x 1 meter will suffice the protocol can be significantly simplified by making the patient perform just 10 jumps 5 with the right and 5 with the left It is recommended to use this direction always in order to have correctly oriented axes and therefore a correct interpre
172. y Microgate can be duplicated but not edited or eliminated Version 1 10 Page 82 of 217 EYMICROGATE OP TOGAY 4 2 3 DEFINE EDIT PROTOCOLS In this section the protocols to be performed can be defined or edited The protocols can be considered as a pre defined series of tests to be performed in sequence e g one Squat jump one CMJ one Jumps 15 seconds To create a new protocol select one of the three test macro typologies Performance Gait Analysis Rehab and press lt New Protocol gt Insert a mnemonic name and optionally general notes Select the tests in the desired order that will make up this protocol using the symbol Q If a mistake has been made or a test has to be removed from the protocol use the symbol Q eng ele see Hotes Notes about my protocol r MY TREADMILL GAIT TE Name sarng fem Hemmen 0 Figure 54 Creation of a protocol If you do not remember the parameters of a test definition place the mouse cursor on it and its characteristics will be displayed After inserting the data press lt Save gt and return to the previous section The command lt Edit Protocol gt allows you to edit its name and notes and change its composition lt Delete Protocol gt deletes its definition Unlike the deletion of a test definition the deletion of a protocol does not cause the chain effect deletion of all correlated tests but only the connection they had with the protocol After it
173. yes open test with the eyes closed test OP TOGAY WWW OPTOGAIT COM Report Doe John 27 03 2015 10 25 22 BODY SWAY PROTOCOL Patient Last name Doe First name John Gender M Weight Kg 80 0 Height em 175 Height Gyko cm 150 Foot size 26 Eyes open Eyes closed Delta Area mm 447 APS 764 004 15 2 Convex Hull Area mm7 403 552 556 672 37 9 Lenght mm 205 952 253 816 23 2 Lenght AP mm 152 032 211 218 30 9 Lenght ML mm 111 712 101 791 8 9 Mean Distance mm 5 876 13 523 130 1 Mean Distance AP mm 4 348 12 743 193 1 Mean Distance ML mm 24349 3 607 AA TD Rms Distance mm 7425 16 271 119 1 Rms Distance AP mm 6 443 15 582 141 8 Rms Distance ML mm 3 689 4 682 26 9 Mean Velocity mm s 10 296 12 691 23 2 Mean Velocity AP mm s 7 602 10 561 30 9 Mean Velocity ML mm s 5 986 5 090 8 9 Mean Frequency Hz 0 278 0 149 46 4 Mean Frequency AFP Hz 0 309 0 146 52 6 Mean Frequency ML Hz 0 336 0 249 25 0 Total Power mm7 12 624 16 497 30 7 Version 1 10 Page 212 of 217 EYMICROGATE OP TOGAY 7 TECHNICAL DATA 7 1 TECHNICAL DATA TX RX BARS External power supply range of measurement from 1 to 10 m Sensor height from the optical centre of the sensor to the 3mm lower edge Time accuracy 1 millisecond Operational temperature 0 C 35 C Storage temperature 25 C 70 C Max distance between transmitter Tx and receiver Rx 6m Dimensions of TX RX with integrated
174. ymmetry i e the difference between right and left foot expressed in with respect to a particular parameter A classic example is a treadmill gait test where the patient has a monitor in front of him her better if a large screen TV where the operator can choose which parameter among those available to display depending on the pathology or rehabilitation During the gait test the patient receives a numerical graphical feedback in the form of green orange red colours and up down arrow symbols indicating what is not working and how to correct it e g making the left gait longer or increasing the rhythm etc Version 1 10 Page 59 of 217 EYMICROGATE OPTOGALIY The new feature available from version 1 7 is found in Test Module gt Execute gt Configure with the two parameters Output second monitor and Save Test Data Execution Rotatation based on 4 Test Patients Autom acquisition Yes No Acquisition pause When the Output Second Monitor option is selected a window is created on the second monitor or on the same monitor when the second one is not physically present where the displaying of the absolute value or the test parameter asymmetry can be configured e g the step length for a gait test both as a numerical value and as a graphical bar display Instead the Save Test Data parameter is used if set on No when as previously described the patient must exercise and it is not n

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