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SERVO VENTILATOR 300/300A OPERATING

1. 3000237X Displays Displays with green digits show set or calculated values Displays with red digits show measured values Knob types Red Functions with red knobs are very important for patient safety They include Upper press limit for airway pressure Upperalarm limit and Lower alarm limit for expired minute volume With red tops The following knobs have red tops as well as red marked areas showing that settings should be chosen with caution since they may involve certain risks for the patient Pressure Control Level above PEEP Pressure Support Level above PEEP PEEP With green markings The green markings shall be seen as preliminary settings The final settings must be made to suit each patient s individual needs ame pu fel General description Control unit 3000238X 300 I34X
2. With safety catches For safety reasons the following knobs have safety catches Upper press limit e Pressure Control Level above PEEP Pressure Support Level above PEEP e PEEP Insp time 96 Pause time 96 Insp rise time 9o O conc 96 To pass a safety catch e Turn the knob to a black marking Press the center of the knob to pass the safety catch Spring loaded The following knobs will automatically go back to their middle neutral position when released e Oxygen breaths Start breath e Reset 2 min e Pause hold General description Control unit Touchpads The touchpads are used e for reading of alarm messages stored in the memory See chapter Patient safety e for the Set Parameter Guide SPG See next page e for alternative information on the respiratory pattern displays See chapter Control panel e during the calibration procedure See chapter Calibration Touch one or two touchpads depending on what you want to do pu d General description Control unit
3. e Adult O Pediatric O Neonate 3000350E e Setto Volume Control mode Ove nw TOT Calibration e Adjust Volume until the display Insp flow l s shows 0 50 I s O volume Insp flow I s EE 9 3000351E Barometric Calibration e Use the touchpads to get into Barometer pressure manometer mode reading e Read the barometric pressure on the Alarms and messages display e n the table find the Barometric pressure value closest to the displayed value e Wait 6 8 breaths e During inspiration check that the calibration manometer reading is equal to the Calibration manometer reading value in the table 5 cm H O 15 Calibration 3000304E 3000305E Barometric Calibration pressure manometer reading O flow e Set O conc to 100 e Make sure the display Insp flow l s still shows 0 50 l s If not adjust Volume to correctreading e Use the touchpads
4. 3000377X 22 Control unit There are labels on the control unit with the following information l Label with model number and serial number Make sure this information is also found on the cover of this Operating Manual Labels with version number for the software incorporated on the different PC boards Patient unit There are labels on the patient unit with the following information 1 Label showing that the equipment contains components that must be disposed of according to certain rules Information aboutthe external battery inlet Information about the two fuses at the mains inlet CE marking Information about the grounding terminal Information about the mains voltage Information about model number and serial number General description Connectors 300 F68X 300 F66X X il 1 a Patient unit e Mains inlet e External battery inlet e N77 and N78 For auxiliary equipment The pin configuration is described in the Service Manual Control unit As an option a Communication Interface Cl board with five connectors is available N80 For synchronization of two Servo Ventilator 300 Note If a SV 300A is used the Automode must be turned Off e N81 For connection of monitoring recording equipment e N82 For data communication e N83 For data communica
5. 3000267E 3000221X Alarms and messages Jf 300 D56E 1 Start up e Set the mode selector to Stand by and make sure the back up alarm intermittent signals is heard all yellow lights are lit for a few seconds all yellow and red lights in the Alarms and messages section stay lit during an additional moment the caution signal is heard the expiratory valve closes the safety valve closes with a distinct click the Alarms and messages display shows STAND BY These checks can be done separately by repeated switching between Ventilator off Battery charging and Stand by e Close the lid on the patient unit Pre use check 2 Leakage test Test forleakage and pressure transducer integrity e Set to Pressure Control mode e Keep Pause hold at Exp and make sure 300 D59E the End exp display reading does not drop more than 10 cm H O during the exp pause hold time 30 seconds the diodes showing the actual pressure on the Airway press bargraph show the same value 5 cm ALO If not see chapter Calibration Not
6. Leakage test Upper pressure limit alarm Minute volume alarms Apnea alarm O alarm Gas supply system Battery operation Automode Date and signature Cleaning Autoclaving Exchange parts Date and signature Log sheet Date and signature Exchange parts Date and signature Cleaning Autoclaving Exchange parts Date and signature Exchange parts Date and signature Date and signature Important General information The symbol N on the unit means Attention consult accompanying documents The information in this Operating Manual is valid for Servo Ventilator 300 8 1 and Servo Ventilator 300 300A 9 1 unless stated otherwise The Servo Ventilator 300 300A must be operated only by authorized personnel who are well trained in its use It must be operated according to the instructions in this Operating Manual The Servo Ventilator 300 can have different software versions lower than 8 0 with corresponding versions of the Operating Manual Before use make sure the information on the label on the control unit corresponds to the version
7. Automode On O Support 3000233E Automode S e Trig sensitivity Level below PEEP 3000219E 3000339E 34 Do not trigger any more breaths and make sure the ventilator switches back to Volume Control after about 12 seconds The yellow light Support is no longer lit e Set Trig sensitivity Level below PEEP to 17 cm HO e Set Automode to Off e The Function check is now complete set the mode selector to Stand by or if the ventilator is to be connected to a patient make the appropriate settings for that patient 16 Log sheet Note on a log sheet that a function check has been performed Notes Servo Ventilator 300 300A Operating Manual 8 1 9 1 Art Nr 64 08 004 E313E MAQUET Critical Care AB Electromedical Systems Division 1996 2000 All rights reserved No part of this Printed in Sweden publication may be reproduced stored in a retrieval system or transmitted in any form or by any means Price Group 6 electronic mechanical photocopying recording or otherwise without the prior permission of the copyright 01091 5
8. O Adult Q co C O Neonate 3000355E O Alarm limits QD Neonate 1 10 o Co O Pediatric 8 Check of Neonate range e Set the patient range selector to Neonate e Make sure the yellow light Neonate 1 10 is lit w rs F y o S zl Alarms and messages Technical 300 F46E the red light at Technical flashes the display Alarms and messages shows Overrange Select pediatric 3000369E a nr 18 the red Insp tidal vol ml display flashes Insp tidal vol ml Check the Upper alarm limit and Lower alarm limit for expired minute volume as described in section 7 Function check e Turn Volume counter clockwise until the display Insp tidal vol ml stops flashing The green display Tidal vol ml reading shall be below 40 ml Q volume Tidal vol m i Y e e Set the patient range selector to Adult Q ut O Pediatric O Neonate 3000371E e Set Volume
9. T COTO 3000242E Volume Control Set Parameter Guide The Set Parameter Guide SPG is an electronic aid to help the user make all settings in a fast and safe way Yellow lights and an audible signal indicate which knobs are active in the different modes Note The Automode controlon the SV 300A is not included in the SPG Setting an active mode using SPG e Set mode selector to the selected mode Yellow lights will now show all active knobs This example shows Volume Control mode e Touch the Volume Control touchpad The yellow light at Volume Control will start flashing e The light at the first knob to be set always the patient range selector will now be flashing The lights at all other knobs will be dark e Setthe patientrange e Touch the touchpad at Volume Control again to continue to the next setting Repeat until all active knobs have been set The yellow lights at all active knobs will then be lit and three audible signals will be heard General description Control unit Investigating an inactive mode using SPG p When using a selected mode of ventilation itis possible to see which knobs would be active in another mode This example shows which knobs would be set in Pressure Control while using Volume Control e Setto Volume Control
10. O Volume Control D000 P 3000275E 11 Pre use check 6 O alarm Lower alarm limit Hold Pause hold at Exp and 300 D80E note the o concentration value on the display Alarms and messages Alarms and messages 3000279E e Turn O conc 96 clockwise and make sure the O concentration alarm is activated when the green display O conc 96 reading is 6 1 higher than the noted value O02 conc e Atthe alarm activation make sure the red light at O concentration flashes Alarms and messages the display Alarms and messages shows O2 conc too low zem 3000277E 12 Pre use check e Set O conc 96 to 40 O conc 96 3000278E Release Pause hold Pause hold 300 D85E Upper alarm limit e Hold Pause hold at Exp and 300 D80E note the O concentration value on the display Alarms and messages Alarms and messages 3000276E 13 Pre use check e Turn O conc 6 counter clockwise and make sure the O concentration alarm is activated
11. 41 Ventilation modes SIMV PC PS SIMV Pressure Control Pressure Support Pressure SIMV cycle Pressure Support Pressure Control Level above PEEP Level above PEEP 300 H35E In this combination mode the ventilator will deliver mandatory breaths as described under PC and assisted breaths triggered by the patient as described under PS Aim of mode The aim of this mode is to e provide some mandatory breaths at a constant pressure level during the entire inspiration avoid unnecessarily high peak airway pressures provide a decelerating flow pattern for both mandatory and spontaneous breaths give support to the patient s spontaneous breaths 42 Ventilation modes SIMV PC PS Applicable patients This mode can be suitable for patients with some but not sufficient breathing Capacity who have a leakage at the endotracheal tube who need some breaths with a decelerating flow controlled according to set pressure and inspiratory time who need a high initial flow rate in order to open up closed lung compartments in whom variations in lung pressures and high peak airway pressures must be avoided during weaning who require a reduced work of breathing Important considerations e Ensure that minute volume alarms are appropriately set e The inspiratory time must be set either as an exact time or as an LE ratio to define the length of the inspiration
12. 300 D59E note the 0 concentration value on the display Alarms and messages The Alarms and messages reading shall be 40 x 396 D 3000330E e Turn O conc 96 counter clockwise and make sure the O concentration alarm is activated when the green display O conc 96 reading is 6 1 lower than the noted value e At the alarm activation make sure the red light at O concentration flashes the display Alarms and messages shows O conc too high Alarms and messages 3000381E e Set O conc to 40 3000329E 25 Function check O2 300 D88X E L oe mum O O Q 300 F75E Gas supply Alarms and messages 300 G70E o Alarms and messages l 3000330E 26 13 Gas supply system e Disconnect the O supply and make sure Gas supply and O concentration alarms are activated e At the alarm activation make sure the audible alarm is heard the red light at Gas supply flashes the red light at O
13. 3000348E Y Make sure O the display Alarms and messages shows 40 0 0 5 cm H O in E display mode the right diode actual exp pressure on the Airway press bargraph shows 40 cm H O Calibration e f not adjust to correct reading with PEEP 300 E86E e Make sure the calibration manometer shows 40 cm H O e If not adjust trimmer 3 P p to correctreading 300 E87X 11 Calibration Inspiratory pressure e Make sure the display Alarms and messages shows 40 0 0 5 cm HO in I display Alarms and messages mode the left diode actual insp pressure on O the Airway press bargraph shows 40 cm H O 300 E88E e If not adjust trimmer 2 P sp 1 to correctreading 300 E89X Calibration 300 G69E e Set PEEP to 0 cm H O 3000349E CMV freq b min 80 60 5 il 00 50 110 40 120 30 130 20 140 150 e Set CMV freq b min to minimum 13 Calibration Check of inspiratory flow Air flow lt i e Remove the patient tubes and test lung c C e 3 HE and move the calibration manometer to the 300 E91X inspiratory outlet e Set the patient range selector to Adult
14. Pre use check eese seen nnis IFOUDIESHOOTING TT Quick exchange of expiratory channel Roun DIG ecserin i etunrede d inlita sede T000 hour overhaul MMTTI 3000 hour overhaul with complete cleaning zie g e ucu em MN Goo ro T AONANE esie UNE daclvscseccsdadectotod se seneeieekees General description Contents System SV 300 0 0 0 0 cceceee cece 2 Servo Ventilator 300 SV 300A 3 Control unit er e 4 Sounds s ieseni serieren renner 5 Bis 5 DIiSplayS iiic iut eter ees 7 IRMODS E 7 TOUChpadS u ici inta hentai e tetto d reins 9 Set Parameter Guide sss 10 Conversion tables for flow and vol trie n cire beide Deere 13 Patientunit ecu Ip 15 Gas modules ee 15 Gas flow through the patient unit 16 Technical specifications 18 Ea 22 COMNGCLONS anaiss anaana 23 p d System SV 300 The Servo Ventilator 300 300A is the main part of the System SV 300 a versatile System for the critically ill patient This system offers a wide range of products and accessories e g carts breathing Systems compressors external power supply humidifiers a screen for graphical presentation of curves and loops nebulization and CO measurements For additional information about accessories contact your MAQUET representative or see
15. 300 I40E The setting affects the continuous flow during expiration maximum inspiratory peak flow maximum measured tidal volume apnea alarm time Continuous flow Adult oit ee dace 32 ml s 2 l min Pediatric 16 ml s 1 l min Neonate ssssssssse 8 ml s 0 5 l min Max inspiratory peak flow Adult range ssssssssssssse 200 l min Pediatric range ssssssssss 33 l min Neonate tange i oct poor 13 l min Max measuredtidal volume Adult cet sett nets 3999 ml PediatriG i22 timi ts 399 ml NEONATE e 39 ml Apnea alarm time Adult sette stxcsdotentksecamestetaustent ia ie 20s Pediatric i2nssscterete dec tm ver ees 15s Neonate sssssssssssseeeenn 10s Control panel Airway pressure 300 102E Airway press o Upper press limit e Pressure Control Level above PEEP m U uv 9 j m E Onn a c D E 7 5 eX n m oO N x E fe Q eo Pressure Support e Level above PEEP o N o o eo a o eo o Trig sensitivity Level below PEEP 8 6 DS o cu o eo cim o Ly pnan paunaa prin pria prr prr prr pure perra peri pur perra pennae rper pner r prr pnr pron BR o to o The airway pressure section of the control panel has knobs for settings displays and a bargraph for monitoring Knobs Upper press limit With this knob the upper limit for airway pressure is set For pat
16. Touch the Pressure Control touchpad The light at Pressure Control will start flashing At the first activation of the touchpad all lights at the knobs active in Pressure Control will be lit and the lights at the knobs unique for Volume Control will be dark 3000243E At the next activation all lights which would be active in Pressure Control are lit The difference is that the yellow lights at the knobs common for both modes will be flashing ata higher frequency The lights for the knobs unique to the inactive mode Pressure Control will be flashing at the normal frequency pmu e General description Control unit led Stand by 3000244E 300 143E led Stand by Stand by mode using SPG In the Stand by mode it is possible to see the knobs which would be active in any mode e Touch the touchpad for the desired mode and follow the procedure described for the active mode page 10 Note Only the display or bargraph for the parameter to be set will be lit one ata time Cancelling of SPG To cancel the SPG without completing the full sequence e Touch the touchpad at Stand by The SPG will also be cancelled if no touchpad has been activated within 1 minute of the previous activation General descr
17. 300 H02E Pressure max 3 cm H20 300 H03E 12 Technical mode description The first trig during start up initiates a test breath with a pressure level of 10 cm H O 5 cm H O in earlier software versions above PEEP Maximum available pressure support is cm H O below preset upper pressure imit The ventilator is continuously breath by breath adapting the inspiratory pressure to changes in the volume pressure relationship If the measured volumes decrease below the set volumes the pressure support level is increased in small steps of max 3 cm H O until preset volumes are delivered The following applies as long as the patient s breathing frequency is lower than the preset CMV frequency If the support pressure level causes larger minute volumes than preset the support pressure is lowered in small steps of max 3 cm H O until preset minute volume is delivered The following applies as long as the patient s breathing frequency is higher than preset CMV frequency If the support pressure level causes larger tidal volume than preset the support pressure is lowered in small steps of max 3 cm H O until the preset tidal volume is delivered Ventilation modes VS Set frequency Patient frequency Pressure a Trig Trig 300 H11E 1 If the patient increases his respiratory rate above the set rate the preset tidal volume will still be maintained and the minute volume will increase 2 If the
18. 3000 hour overhaul with complete cleaning Dust filter e Remove the filter 300 E55x namanannan Use compressed air to blow the filter clean If compressed air is not available the filter can be cleaned in water Do not direct the flow of compressed air toward the eyes or other unprotected parts of the body 300 E56X e Put the filter back 300 E57X ANNANMANAN 8 3000 hour overhaul with complete cleaning Dismantling Expiratory channel Loosen the bacteria filter 300 E24X Press the spring to open the expiratory valve 300 E25X e Lift the entire expiratory channel upward 300 E26X 3000 hour overhaul with complete cleaning a e Disconnect the flow transducer from its amplifier amp g 300 E23X Dismantle the parts Discard the expiratory valve tube and the bacteria filter with tube and nipple X 7 bu eo o e 3000 hour overhaul with complete cleaning Inspiratory channel e Remove the O cell from the inspiratory pipe Press the hatch and lift the inspiratory pipe upward
19. 2547 ml min 2 547 l min Adjust the minute volume to 7 5 2 5 10 l min Example 2 Neonate patient Fischer amp Paykel MR 600 with infant humidifying chamber Infant silicone rubber tube kit for F amp P MR 600 Estimated dead space for the patient 10 ml Measured Insp tidal vol 32 ml Measured from test set up see p 5 Desired minute volume for the patient 0 6 l min Measured from test set up see p 5 Desired CMV freq b min 40 breaths min Measured from test set up see p 4 Read pause or peak pressure 11cmH O V 10 ml V 11 cm H O 40 cm H O x 32 ml 8 8 ml Total minute volume compensation V V x set CMV frequency 10 ml 8 8 ml x 40 b min 752 ml min 0 752 l min Adjust the minute volume to 0 6 0 75 1 35 l min Pre use check Contents Preparations cceecceeeeeeeeececeeeeeeeeeeeeeeees 2 cuc c 4 2 Leakage test ereere 5 3 Upper pressure limit alarm 6 4 Minute volume alarms orcos 8 5 Apnea alarm ssssssssssssssssee 11 SII C 12 7 Gas supply system 0 cee eee eee 15 8 Battery operation ssssssssssss 19 9 Automode SV 300A only 21 10 Logsheet sssssssssssssssssssesse 22 The pre use check is a simplified function check which can if allowed by hospital rules be done instead of the function check before connecting the ventilator to a patient This pre use check mu
20. Exp tidal vol ml Exp minute vol l min 3000283E O2 Disconnect O supply so that no gas is connected to the ventilator and make a R57 o 300 D95X 17 Pre use check eee the safety valve opens with a distinct ERES click the expiratory valve opens 300 E03X O2 Connect the air and O supplies gt a 95 5 AIR e Reset the alarms 300 D68E 18 Pre use check 8 Battery operation e Disconnect the ventilator from mains and make sure Battery alarm is activated 300 D97X e Atthe alarm activation make sure the audible alarm is heard Alarms and messages d the red light at Battery flashes the display Alarms and messages flashes BATTERY Battery 300 D99E the yellow light at Ventilator off Battery charging and the green light Mains are not lit w co A e e eo e e Reset the alarm and make sure the caution signal starts the yellow light at Battery is lit 300 E00E 19 Pre use check e To check the internal battery to
21. ssssssssssssssee 7 Example tite rnb a 8 B Set ups Intensive care 1 D 3000260X Bom Mobile Cart 85 Servo Screen 390 Nipple connector Support arm oN OO This is an example of a possible set up Some of the equipment shown is avalibale in different variants e g for children and for adults See the catalog Products and Accessories for more information Y piece 9 Nipple connector for Servo Humidifier 153 nebulizer Angled connector 10 Patient tubes Nebulizing chamber 11 Bacteria filter Set ups Intensive care 2 s This is an example of a possible set up Some of the equipment shown is avalibale in different variants e g for children and for adults See the catalog Products and Accessories for more information e 3000261X 1 Mobile Cart 85 6 Patient tube heater 11 CO transducer 2 Servo Screen 390 7 Humidifier FP 12 Nebulizing chamber 3 Nipple connector 8 Support arm 13 Nipple connector for 4 Patient tube 9 Probe housing nebulizer 5 Nipple connector FP 10 Y piece 14 Water trap 15 Bacteria filter D Connection to patient 3000262X Compressible volume Some of the inspiratory minute volume does not reach the
22. In this Operating Manual the symbols to the D e left are used Flashing light Steady light 300 F63E Green light The green light Mains is lit when the ventilator is connected to mains 3000340E D 300 I30E General description Control unit O Upper press limit Alarms and messages Soll Polj e M e Do Ere Sell e me C e Gas supply BEL C Bo Technical Yellow light The yellow lights can be steady or flashing depending on the situation A steady yellow light at a knob is an indication that the knob is active When using the Set Parameter Guide SPG the lights can be steady or flashing The SPG is described in detail on pp 10 12 A steady yellow light in the Alarms and messages section indicates e that a previous high priority alarm condition has been corrected and that the condition has been stored in memory e that certain alarm limits have been overridden and the alarm has been turned off manually May be accompanied by a caution signal For details see chapter Patient safety Red light A red flashing light indicates an alarm condition which requires immediate action General description Control unit 3000236X
23. the upper alarm limit indication on the bargraph flashes the upper alarm limit indication on the bargraph corresponds to the Upper alarm limit setting Accuracy 0 5 l min Upper alarm limit e Turn Upper alarm limit to 60 l min e Reset the alarm Pre use check 5 Apnea alarm e Set to Volume Support mode e Wait for 20 seconds and make sure apnea 20 sec alarm is activated Alarms and messages APNEA ALARM e At the alarm activation make sure ae E 5 the audible alarm is heard La l O i the Alarms and messages display O m shows Apnea alarm the ventilator changes from Volume Support to Pressure Reg Volume Control mode indicated by flashing yellow light at Pressure Reg Volume Control 3000273E e Reset the alarm and make sure the ventilator switches back from Pressure Reg Volume Control to Volume Support 3000274E z e Set to Volume Control mode O s Rel ed
24. 3000 hour overhaul with complete cleaning e Remove and discard the bacteria filter for the O cell 300 E60X Loosen the bacteria filter from its seat e Remove and discard the bacteria filter 300 E62X 3000 hour overhaul with complete cleaning The flow transducer is a precision instrument and must be handled carefully The metal disc in the small channel of the transducer is very fragile and may break if handled carelessly Do not poke at the metal disc in the transducer channel Do not flush the channel with water The flow transducer must not be cleaned in a dish washing machine by ultra sound or by using agents which contain aldehydes 300 E28E Cleaning Flow transducer Solutions other than alcohol may cause disturbances in the function of the flow transducer If an agent other than alcohol is used the cleaning routine should be carried out according to the instructions of the respective manufacturer The agents used for cleaning and disinfection must have a pH between 4 and 8 5 e Let the flow transducer lie in a 70 alcohol solution for about one hour 3000 hour overhaul with complete cleaning e f a solution other than alcohol is used rinse the solution from the flow transducer by carefully moving it to and fro in a bowl of distilled water 300 E29E e Let the water run off the transducer after rinsing 300 E30X Other parts e Soak the other parts in a d
25. If the patient can trigger the ventilator in a control mode and maintain spontaneous breathing the ventilator will switch from controlled to supported ventilation The shift is shown by the yellow light Support If the patient cannot maintain spontaneous breathing the ventilator will shift back to controlled ventilation again after Adult 12 seconds Pediatric 8 seconds and Neonate 5 seconds If a Bi Phasic Ventilation Module for SV 300 is connected to a SV 300A the Automode must be turned off Normally the Automode operates without problems however the following can disturb the functionality if the trigger sensitivity is set too close to the red area a short apnea period might occur after suctioning artifactual triggering can be induced by leakage or endotracheal tube suctioning in patients with stiff lungs and high cardiac output by external manipulation e g physio therapy or manipulation of patient tubings Settings The same as for the SV 300 but with the addition of the controls Automode and in Pressure Control Support Pressure Support Level above PEEP Before activating the Automode in Pressure Control make sure the Pressure Support Level above PEEP is set to a suitable level for the patient Ventilation modes Automode SV 300A Mode description Pressure Reg Volume Control Support Controlled Supported Controlled ventilation ventilation
26. SIMV Vol Contr Pressure Support 34 SIMV Pressure Contr Pressure Support ssssssees 42 Automode SV 300A eenn 50 The curves in this chapter can be obtained from e g a Servo Screen 390 The suggestions made in the troubleshooting sections are only examples of some symptoms and solutions The symptoms mentioned can be caused by several other reasons Ventilation modes PRVC Pressure Regulated Volume Control Pressure 300 HOOE In this control mode the breaths are delivered with preset tidal volume and frequency during the preset inspiratory time The ventilator will automatically breath by breath adapt the inspiratory pressure control level to changes in the mechanical properties of the lung thorax to ensure that the lowest possible level is always used to deliver the preset tidal and minute volume The inspiratory pressure is kept constant during the whole preset inspiratory time The inspiratory flow is decelerating Aim of mode The aim of this mode is to deliver a preset tidal minute volume with a preset frequency and with aconstant pressure during the entire inspiration e deliver a decelerating inspiratory flow e deliver a controlled respiratory rate and I E ratio deliver a set tidal volume at the minimum pressure level necessary Ventilation modes PRVC Applicable patients This mode can be suitable for e patients with lung injury e patients w
27. Start breath With this knob it is possible to give the patient a breath with preset values at any time In the SIMV modes turning the knob to Start breath will start a mandatory breath At repeated activation make sure the patient has sufficient time to expire between breaths 300 124E Displays This green display shows the set O conc value 300 121E 23 Control panel Alarms and messages Alarm Q Flashing light w a e e eo e Alarms and messages Airway Pressure oc Op concentration M 3000248E 24 Caution sound Steady light E General This section is described in more detail in chapter Patient safety Alarm signals Audible There are two different audible signals alarm with increasing volume caution signal a ticking sound Visual A flashing red light indicates a high priority alarm A steady yellow light indicates that an alarm condition has been stored in memory or an alarm has been reset and changed to a caution situation Touchpads By touching the pad to the right of the alarm lamps different messages will be displayed Control panel Alarms and messages Reset Some alarms are manually reset by turning the knob to Reset See details on each alarm in chapter Patient safety bes 92 min Most audible
28. Supported ventilation e Volume Support Volume supported ventilation e Pressure Support Pressure supported ventilation e CPAP Continuous Positive Airway Pressure ventilation Combined ventilation e SIMV Vol Contr Pressure Support SIMV based on volume controlled ventilation with pressure support added e SIMV Press Contr Pressure Support SIMV based on pressure controlled ventilation with pressure support added 10 Control panel Mode selection SV 300A Ventilation modes On the SV 300A the function of the mode Voumesuon ee selector is exactly the same as on the SV 300 as long as the knob Automode is SIMV Vol Contr on gt s oe hase Spon 90 in position Off d m is act Proseure Suppan When the Automode is active On and ee sm nen set ee the patient triggers the ventilator shifts to leet Ow e supported ventilation in the following modes 3000227E e Volume Control Support e Pressure Control Support e Pressure Reg Volume Control Support These modes are marked in blue on the mode selector The ventilator will remain in the support mode as long as the patient triggers If he stops breathing the ventilator shifts back to the control mode again For a detailed description see chapter Ventilation modes iil Control panel Mode selection Other positions Ventilator off Battery charging W
29. emine 60 ME 20 oll dunai Pressure Support lg O Piik 50 90 if CPAP Oxygen breaths 40 100 e U Ventilator off Start breath 30 110 Battery charging Optional oO 20 120 SIEMENS Servo Ventilator 300 OM Oo conc 0 Pressure Reg Vol z 50 70 Automode ECT A O C ntrol Bupport Volume Support o O O On 410 O Pediatric o Volume SIMV Vol Contr IE am Off Control Suppot Pressure Support o 30 90 O Neonate 21 100 o Pressure Isim Press Cont 6 O Oxygen breath running O Support Control Support Pressure Supp Airway press o Upper piess limit A M CaS 60 20 s0 REUS Pressure Support I gt EN 5 m O Stand by CPAP C Oxygen breaths YAY lice 840 100 e Ventilatori o ol Start breath ___ z 30 110 Battery jeharging iptional o 0 20 120 Mean i Resps pattern o CMViffea b min Volume o V Alarms and messages Meastfad freq E n Tidal vol Pause b min 50 110 mi 40 j120 30 30 20 140 OF E Set f w i Minute vol Ole Leesan End Exp b min Imin O 7 O Og concentration Presse Control Insp Or B Level above PEEP S 9 40 BO 60 4o50 Insp tidal vol Gal o 30 70 Insp Mp 30 60 m a 20 lao 25 E EI ad h 20 o O All Exp minute volume Exp tidal vol o o ioo Insp Us d DE iG O Apnea PressUife Support eI Level fbeve PEEP o Paue Z 40 50 60 Ou Exp minute vol 30 70 1 20 Vin 9 ge ery 2 U Bo 5 0 25 rem 10 ho 5 O Battery D ud gu G Vmin _
30. mss EE Q O Technical O PEEP o Insp S8 time E s O Eal Ey Uppef alarm limit 20 30 4 6 5 E 25 80 35 15 35 8 7 Beal dere mesg wd 4 15 45 1094 40 2 8 E E e E Env 0 5 45 1 9 14 E X b 50 a 10 E b 5029 mE Ms Trig tivity iS Iz o Alar its Level gow PEEP SIMV ff q b min il 10 c Neonalg 1 10 de 8 16 E 10 4 NR 15 25 5 20 ips Insp Le dm 12 2 25 25 eee OP 14 0 1 30 ee B 5 35 Exp 4 16 0 5 40 04 1 E Lowe alarm limit EN 0 2 re IE a Mrs L SIEMENS Servo Ventilator 300A 3000311E Function check 1 Start up e Make sure the yellow light at Ventilator off Battery charging and the green light Mains are lit 3000312E e Set the mode selector to Stand by and make sure 3000313E the back up alarm intermittent signals is heard all yellow lights are lit for a few seconds all yellow and red lights in the Alarms and messages section stay lit during an additional moment the caution signal is heard 3000314X Function check 300 D56E Alarms and messages the expiratory valve
31. e Open the lid on the patient unit Calibration Settings for calibration e Set the front panel controls as shown Alarms activated during calibration can be muted with the Ke min control O M o O2 conc so A Oo Fressuiies Volume Support O O a 4 O Adult 80 O Pediatric SIMV Vol Contr um O Volume Contro SPrendure Supper e 30 90 jeonate 21 100 O Pressure Control KIM Pross co ME OC Orge M F Pressure Su Airway press o Upper piess limit i emilee 60 EE 80 Samb Pressure Support ut 50 i 90 Opp mane fy CPAP o Oxygen breaths 40 100 e U Ventilator off Start breath 30 110 O Battery charging Optional oO 20 120 SIEMENS Servo Ventilator 300 OM o O2 conc 60 Aut PressurgiReg Vol m s utomode O Adult A O O Contratigupport Nowe Suppor om One _ e O On Pediatric Volume simv Vol Contr T a Off Gens O Control Suppor 7 Presse Eun Ol 30 90 21 100 Pressure ISIMV Press Con O Oxygen breath running Support Control Support Pressure Support O Airway press o Upper piss limit Ene 60 HU s
32. 21 Calibration 300 F07X 22 Make sure all plastic covers over trimmers are closed e Check the ventilator as described in chapter Function check Log sheet Note on a log sheet that a calibration has been performed Function check Contents EGUI DEG iacit renb tub tana eet a 2 Preparations sssssssssssssssssseeeeeeree 2 1 Start up ssssssssssssemRRRe 4 2 Leakage test sssssssssssssss 6 3 Pressure levels teretes 8 A Trigger function sssssse 9 5 Upper pressure limit alarm 10 6 Tidal and minute volumes 12 7 Minute volume alarms 14 8 Check of Neonate range 18 9 Check tubings alarm ssssss 20 TOV Apnea alarm 22 11 Safety valve 23 PAP i 24 13 Gas supply system ssssssssss 26 14 Battery operation sssssssssss 30 15 Automode SV 300A only 33 16 LOG Sheet aite tmt 34 A complete function check must be done aftercleaning and after calibration before the ventilator is connected to a patient If any malfunctions are detected during the function check the ventilator must not be connected to patient before remedy of malfunction The malfunction must be remedied by local technical staff trained by MAQUET or a service technician from MAQ
33. 50 100 A10 120 140 10 i50 Insp time 40 50 30 967 25 2078 70 7 10 Pause time 15 10 20 5 25 o Insp rise time ce OG 7 2 a a o SIMV freq b min 8 12 16 5 25 1 General The control unit contains the electronic circuits necessary for control of ventilation Settings are made using different knobs on the control panel Information about the settings as well as the patient s breathing is shown on a number of displays and bargraphs Touchpads are used to obtain additionalinformation Use of the panel settings and displays is described in the chapter Control panel Information necessary forthe regulating Systems is sent to the patient unit The control unitis fragile and must be handled carefully SIMV Vol Cor Pressure Sur SIMV Press Pressure Sup Pressure Support CPAP Alarms and messages Upper alarm limit 25 90 a5 20 40 15 245 10 50 5 5 Alarm limits Neonate 1 10 Lower alarm limit SIEMENS Servo Ventilator 300A 3000225E General description Control unit Sounds Thereare two different audible signals from i n i the ventilator Alarm A signal with increasing volume Alarm Caution sound 300 F64E Caution signal A clicking sound In this Operating Manual the symbols shown to the left are used for the different signals Lights Lights can be green yellow or red and either steady or flashing
34. 7 No reset possibility if the alarm is activated during start up of the system The ventilator must be turned off and on again and the micromodules must go through new tests which may fail or not fail The high priority alarm is downgraded to caution signal by manual reset Exception In Stand by an External power source failure is not resettable only mutable 8 9 The high priority alarm is downgraded to caution signal by manual reset 10 By disconnect preparation the alarm will be muted for two minutes in advance 11 When starting Oxygen breaths the alarm will be muted in advance during the oxygen breaths 13 The high priority alarm is downgraded to a silent caution signal by manual reset if the preset O concentration is between 21 and 2396 14 The high priority alarm is downgraded to a silent caution signal by manual reset if the preset O concentration is between 98 and 10096 19 By changing mode from Ventilator off Battery charging or Stand by to any other mode the alarm will be muted for 20 seconds in advance Set ups and connection to patient Contents Set ups Intensive care 1 woe eecc cece ee ee eeevaeeeeenes 2 Intensive care2 Looe cece c cc eeee ee eeeeaeeeeaaes 3 Connection to patient Compressible volume ssssssssss 4 5 Calculation of compressible volume 6 Dead SPACE uio tier nna 7 Compensation for compressible volume and dead space
35. D Ventilation modes VC Settings The following knobs shall be used e Patient range selector e Upper press limit e PEEP e Trig sensitivity Level below PEEP 3000252X Troubleshooting CMV freq b min Insp time 9o Pause time 96 Insp rise time 9o Volume Upperalarm limit and Loweralarm limit O conc 96 SV 300A e Automode This is a short clinical troubleshooting guide for this specific mode For general trouble shooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Inspired tidal volume FRC increasing If consistent consider air larger than expired trapping tidal volume Expired tidal volume FRC decreasing If consistent consider larger than inspired tidal volume 24 whether desired otherwise increase PEEP Water in the flow Dry the flow transducer transducer Ventilation modes VC Pressure 300 H20E 300 H21E Pressure 300 H22E Upper Pressure Limit Pressure 300 H23E Technical mode description The preset tidal volume is delivered at the preset frequency during preset inspiration time with preset pause
36. Important considerations continued e Maximum allowed inspiratory time is 80 of the respiratory cycle e Inspiratory rise time can be adjusted to change the onset of the inspiratory flow to the patient e f the patient is disconnected for any reason and then reconnected the return to the set tidal volume is accomplished by a reactivation of a test breath sequence Target tidal volume will thus be restored within a few breaths 3000250X 10 e f the specified apnea delay time is exceeded the ventilator will automatically revert to the PRVC mode at the set CMV rate inspiratory time and with the same tidal volume as in the volume support mode The ventilator will remain in this mode until the alarm is reset by the operator When the apnea alarm has been reset the ventilator switches back to Volume Support e The patient triggers every breath Mandatory breaths are only provided in the event of apnea e The patient determines the breath rate and the inspiratory time Settings Note that all parameters used in PRVC must be preset for the apnea ventilation The following knobs shall be used e Patient range selector e Upper press limit e PEEP e Trig sensitivity Level
37. Peak display shows 40 cm H O ES Note the Insp tidal vol display reading See example on page 8 76 eS Eoo ae ol Make all settings as appropriate for the patient ica E 1 RE I O O ica o o ejes O 9 8n Oo O 9 e Connect the patient 300 G64X D Connection to patient 3000341 X e For Volume Control read the Pause pressure e For Pressure Control read the Peak pressure e For PRVC wait 10 breaths then read the Peak pressure Calculate the compensation ml for compressible volume in each breath measured Pause or Peak pressure cm H O V x 40 cm H O measured insp tidal volume ml Calculate the total minute volume compensation ml min for dead space and compressible volume Total minute volume compensation V V x set CMV frequency b min To get the minute volume compensation in l min divide the calculated value above ml min by 1000 Connection to patient Accessories Dead space Vd Servo Humidifier 151 oo 35 ml Servo Humidifier 152 oo 55 ml S
38. above PEEP Then each breath has to be triggered by the patient and the pressure support will be the same for each breath If the airway pressure exceeds the set inspiratory pressure by more than 3 cm H O during the controlled breaths inspiration will immediately stop and expiration start i Controlled ventilation Pressure 3000207E If the patient does not trigger the ventilator will switch back to the control mode after Adult 12 seconds Pediatric 8 seconds and Neonate 5 seconds For detailed technical mode descriptions see Ventilation modes Pressure Control and Pressure Support 53 Patient safety Contents CENETA enearo 2 Alarms and messages display and alarm memory ssssssse 3 Airway pressure ssssssseR 4 Q COrICOP irati oft iacere tiet estote 6 Expired minute volume sssssss 7 Apnea alarni sso oett terere 8 Gas supply rsrsrsr riisiin nririkinin 9 Barten saa a URN MN 10 TOCHINIGAL citis aa iar 11 Table of clinical alarms 14 15 Table of all alarms sssssssse 16 17 Table explanations s n 18 Patient safety General Alarms and messages Airway el Rent o O O2 concentration volume Oo Exp minute o9 OO Apnea oO 6s supply o O Battery Technical o9 3000256E LI D ae Alarms and messages PIL 3000257E Alarms and mes
39. can be hidden behind the diodes showing the set PEEP level In case of leakage check all connections in the ventilator 3000356E e Release Pause hold Pause hold 300 D85E C lt e Remove the patient tube 300 F25X Function check lt gt 300 F26X Q Adut O Pediatric O Neonate Pressure Control Level above PEEP 40 50 60 3000357E 3000358E End Exp 3 Pressure levels e Connect patient tubes Y piece and test lung e Set the patient range selector to Adult e Set Pressure Control Level above PEEP to 30 cm H O e Set PEEP to 10 cm H O e Make sure the pressure indication on the Airway press bargraph equals the display Peak reading at the end of inspiration The value must be in the range 38 42 cm H O Make sure the pressure indication on the Airway press bargraph equals the display End exp reading at the end of expiration The value must be in the range 9 11 em H O Function check 4 Trigger function e Set Trig sensitivity Level below PEEP in the green range Trig sensitivity Level below PEEP 300 F30E Toward the end of expiration quickly compress and release the test lung and make sure two yellow diodes at the lower right end of
40. disturbed operation normal function will generally be restored automatically within a few seconds In exceptional cases such as high ESD levels a manual operation of the mode selector to the Ventilator Off position and then back again to the original position may be necessary to restore full ventilatory support Alarms Alarms and alarm messages are given for certain technical problems Most of these have to be remedied by local technical staff trained by MAQUET or a service technician from MAQUET and are not described in this manual All alarms that are caused by a minor problem which can be remedied by clinical staff are described in this chapter Alarms and messages At any alarm followed by the text RESTART on the Alarms and messages display turn the ventilator off and start again If the display still shows RESTART refer to service technician GE 300 K60E 11 Patient safety Technical Check tubings Alarms and messages This alarm may be activated by a CHECK TUBINGS disconnect of the exp pressure transducer tubings or by a faulty exp pressure transducer 300 G61E Technical The pressures measured by the insp and exp pressure transducers are compared at the point when expiration starts for every breath At alarm activation the red light at Technical flashes and the display Alarms and messages shows Check tubings The safety valve and the expiratory valve will al
41. owner i writing Subject to alterations without prior notice 5th English edition Issued by MAQUET Critical Care AB SE 171 95 SOLNA Sweden June 2000
42. selector is in position Ventilator off Battery charging before the gas modules are removed 300 E22X e Remove the plastic screw on gas module AIR Press the hatch and pull the module out 3000 hour overhaul with complete cleaning e Unscrew the two screws on the cover with a hexagonal wrench Open the module and take the bacteria filter out e Remove and save the rubber sealing for the bacteria filter e Discard the bacteria filter x Ww eo eo e e Put the rubber sealing on the new bacteria filter e Put the new bacteria filter in the lid and tighten the gas module 300 E49X 3000 hour overhaul with complete cleaning Gas modules 1 With metal nozzle units Open the hatch and remove the nozzle unit 300 E50X e Exchange the O ring and the diaphragm Note Do not use any sharp tool that may damage the valve seats 300 E52X 2 With plastic nozzle units Open the hatch and exchange the complete nozzle unit 3000 hour overhaul with complete cleaning e Put the nozzle unit back and close the hatch 300 E53X e Put the gas module back in the ventilator and make sure the hatch snaps into place e Tighten the screw 300 E54X e Repeat the procedure for the gas module O 2 Note Wait 10 minutes before connecting pressure to the gas modules
43. so that the display Tidal vol ml shows 375 ml e Reset all alarms 300 D68E Function check 9 Check tubings alarm e Set to Pressure Control mode e Set Pressure Control Level above PEEP to 20 cm H O Pressure Control e Set PEEP to 5 cm H O Level above PEEP 3000324E e Loosen the bacteria filter 300 H60X e Make sure Alarms and messages the red light at Technical flashes the display Alarms and messages shows Check tubings the safety valve opens for approx 5 seconds Bo Technical o lol 300 F50E N e Function check e Reconnect the bacteria filter 300 H61X e Set Press Control Level above PEEP to 0 cm H O P Control Level above PEEP e Set PEEP to 0 cm H O 40 50 60 Wie 3000362E e Reset the alarm 300 D68E
44. 21 Function check 10 Apnea alarm e Set to Volume Support mode Wait for 20 seconds and make sure apnea Aarme and messages alarm is activated o e At the alarm activation make sure the audible alarm is heard O the Alarms and messages display shows Apnea alarm the ventilator changes from Volume Support to Pressure Reg Volume Control mode indicated by flashing yellow light at Pressure Reg Volume Control 3000325E e Reset the alarm and make sure the ventilator switches back from Pressure Reg Volume Control to Volume Support 3000326E e Set to Volume Control mode o erc 0000 N 3000318E Function check 11 Safety valve 300 K57X 300 F52E sg 300 K58X 300 D68E Disconnect the patient tube from the inspiratory outlet Cover the opening of the inspiratory outlet and make su
45. 24 21 18 15 13 10 08 06 03 01 1 00 0 99 0 97 0 96 0 94 0 92 LA LA LA La La La La La LA La Lala Examples for a ventilator used at an altitude of 1500 m 4500 feet To convert ventilator settings Actual barometric pressure 637 mm Hg Intended values referenced to ambient pressure Insp flow 0 40 I s Tidal volume 500 ml Minute volume 10 l min e Readthe conversion factor for ventilator setting at 630 mm Hg The conversion factor is 0 83 Multiply the intended values by 0 83 This gives the following settings 0 40 x 0 83 0 33 I s 500 x 0 83 415 ml Insp flow Tidal volume Minute volume 14 10 x 0 83 8 3 l min To convert ventilator readings Actual barometric pressure 637 mm Hg Displayed values Insp flow 0 33 I s tidal volume 415 ml minute volume 8 3 l min e Read the conversion factor for ventilator reading at 630 mm Hg The conversion factoris 1 21 Multiply the displayed value by 1 21 This gives the following results 0 33x 1 21 0 40 l s 415x1 21 2 500 ml Insp flow tidal volume minute volume 8 3x 1 21 10 l min General description Patient unit General p In the patient unit flow and pressure are s controlled by a feed back system Transducers continually measure the flow and pressures The information is compared with the front panel settings and a difference between
46. 300 G42bE p Alarms and messages Op concentration 300 G43E A Alarms and messages 300 G45E Alarms and messages display Normal display function The display normally shows the measured O concentration Touchpad activation If a touchpad is activated when no alarm is active the display will show different texts depending on which touchpad has been selected Alarm When an alarm is given the reason is automatically displayed Alarm memory When a high priority alarm is no longer active the alarm indication is stored in memory This is indicated by a yellow light at the touchpad for the alarm When the touchpad is activated the alarm text is displayed If an alarm is reset or if mode is changed the stored alarm text disappears If the audible alarm has been muted and within 2 minutes the knob Reset is activated the audible alarm will come back 3 Patient safety Airway pressure 3000259E 300 G48E Alarms and messages Airway Pressure Alarms and messages q Airway Pressure Airway pressure Upper press limit If the set Upper press limit is reached a high priority alarm will be given At the same time inspiration will immediately stop and expiration start The red light at Airway pressure flashes and the display Alarms and messages shows Airway pressure too high This alarm cannot be muted For patient safety always set Upp
47. Pressure Time Volume Pressure cm H20 50 Cs ml cmH20 Dyn Char ml cmH20 IE BH UN NO MENU MENU FREEZE PRINTER 300 H58E Curves from a postoperative patient following abdominal surgery due to bowel perforation During the operation septic Initially ventilated on PRVC after 24 hours shifted to PC 32 Ventilation modes Pressure Support CPAP Notes 33 Ventilation modes SIMV VC PS SIMV Volume Control Pressure Support SIMV cycle Pressure Pressure Support Level above PEEP 300 H28E In this combination mode the ventilator will deliver mandatory breaths as described under VC and assisted breaths triggered by the patient as described under PS Aim of mode The aim of this mode is to provide some mandatory volume controlled breaths according to preset values give the patient inspiratory pressure support during spontaneous breaths e deliver mandatory breaths SIMV breaths with a preset tidal minute volume and a preset respiratory rate independent of changes in resistance compliance provide a constant flow for the mandatory breaths 34 Ventilation modes SIMV VC PS Applicable patients This mode can be suitable for patients e with some but not sufficient breathing capacity who need some breaths with controlled tidal volumes inspiratory time and I E ratio during weaning Important c
48. SIMV period 30 2 seconds The cycle is then based on the SIMV period For example if the set inspiratory time is 25 the inspiratory time will be 25 of 2 seconds 0 5 second The expiratory time will then be 1 5 seconds which means an E ratio of 1 3 The remaining time is available for spontaneous breathing 44 A breathing effort from the patient during the SIMV period will initiate the SIMV breath according to preset timing and with preset tidal volume A breathing effort from the patient during the spontaneous period will result in eithera purely spontaneous breath ora pressure supported breath If the patient has insufficient sponta neous breathing capabilities the maximum time between any two SIMV breaths is just over one cycle To ensure adequate ventilation the apnea alarm is activated if the time between any two consecutive breaths exceeds the apnea delay time The PSV breath will terminate when the flow drops to 5 of the peak flow necessary to deliver the breath If the inspiratory time should exceed 80 of the cycle determined by the CMV rate setting the ventilator will shift to expiration Ventilation modes SIMV PC PS Settings The following knobs shall be used e Patient range selector e Upper press limit e Pressure Control Level ab
49. a solution other than alcohol is used rinse the solution from the flow transducer by carefully moving it to and fro in a bowl of distilled water e Let the water run off the transducer after rinsing Routine cleaning Other parts e Soak the other parts in a disinfectant for about one hour D DISINFECTANT 300 E31E e Rinse the parts in water 300 E32E e Autoclave all parts including the flow transducer at a maximum temperature of 150 C 300 F Note Do not autoclave the flow transducer amplifier with cable ims L9 300 E33E Routine cleaning Assembling e Make sure the fine mesh net in the transducer is not blocked or damaged and the disc in the small channel is in position e Make sure the non return valve is in position in the expiratory outlet e Assemble the expiratory channel with a new bacteria filter with tube and nipple 300 E36X co Routine cleaning e Connect the flow transducer amplifier and make sure the numbers on the flow transducer and the amplifier correspond the serial number on the amplifier label A corresponds to the serial number on the SV 300 SV 300A 300 E39X Put the complete expiratory channel in Y place 300 E37X GC H e Make sure the expiratory valve is not bent or twisted e Close the expiratory valve
50. at the end of the inspiration pause time period for each breath When Pause hold is set at Insp during Volume Control and SIMV Vol Contr Pressure Support the display shows the actual airway pressure measured by the exp pressure transducer o eo a o LI e o o Trig sensitivity Level below PEEP Nm o End exp E o This display shows the pressure at the end of expiration for each breath 1 o When Pause hold is set at Exp the display shows the total static end exp lung pressure including intrinsic PEEP auto PEEP and the set PEEP that is total PEEP 40 300 I05E co Control panel Airway pressure Bargraph The measured airway pressure and control knob settings are shown by red yellow and green diodes on the bargraph The diodes on the left are always red Those on the right are red from 100 to 60 yellow from 60 to 40 green from 40 to 0 and yellow below O Airway pressure bargraph indications INSP EXP Preset Upper press limit is shown by four diodes The set limit should be read at the two lower diodes These two diodes start Upper press Limit flashing when the set upper pressure limit is reached or when the limit is set above 100 Pressure Control Level cm H O Above PEEP Preset Pressure Control Level above PEEP Pressure Support Level is shown by two diodes 60 above PEEP peal pigsente Preset Pressur
51. bar O2 X X bar e Mute the alarm and make sure the red display Exp minute vol l min still shows the same value as the green display Minute vol l min Accuracy x 0 5 l min Function check O2 Disconnect O supply so that no gas is lt connected to the ventilator ace 1 Make sure 300 D95X the safety valve opens with a distinct click the expiratory valve opens O2 Connect the air and O supplies i i ae AIR 300 D96E e Reset the alarms 300 D68E 29 Function check 14 Battery operation e Disconnect the ventilator from mains and make sure Battery alarm is activated 300 D97X e At the alarm activation make sure the audible alarm is heard Alarms and messages the red light at Battery flashes the display Alarms and messages flashes BATTERY 300 D99E the yellow light at Ventilator off Battery charging and the green light Mains are not lit wW iD e e e e e e 30 Function check e Reset the alarm and make sure the caution signal starts the yellow light at Battery is lit 300 E00E e To check the internal battery touch the touchpad
52. below PEEP e CMV freq b min e Insp time 96 e Insp rise time 96 e Volume Upperalarm limit and Loweralarm limit e O conc 96 Ventilation modes VS Troubleshooting This is a short clinical troubleshooting guide for this specific mode For general troubleshooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Apnea and shift to PRVC Irregular breathing Hyperventilation CO level too low No drive Mismatch between set frequency and patient frequency CNS malfunction Decrease ventilation Reevaluate patient Sedation CNS status If patient frequency is within 50 150 of preset OK If outside that range readjust set frequency and volume Depends on problem Increase in support pressure Decreased compliance Increased resistance Decreased patient effort Clinical evaluation Action according to findings No decrease in support pressure Low support pressure Usually undetected secondary problem in patient Very seldom that the patient is too comfortable Normal when patient is able to breathe on his own Find the cause and treat secondary problem Decrease to lowest possible volume Consider extubation if extubation criteria are fulfilled 11 uy Ventilation modes VS Upper Pressure Limit Pressure 10 cm H20 5 cm H20 T g f Trig
53. can at times be considerable e Maximum allowable inspiratory time is 80 of the respiratory cycle 17 Ventilation modes PC Settings The following knobs shall be used e Patient range selector e Upper press limit e Pressure Control Level above PEEP e PEEP e Trig sensitivity Level below PEEP e CMV freq b min e Insp time 9o nsp rise time 96 3000251X Upper alarm limit and Lower alarm limit e O conc 96 SV 300A e Automode Troubleshooting Pressure Support Level above PEEP This is a short clinical troubleshooting guide for this specific mode For general troubleshooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Steep increase in Normal but can be adjusted Increase Insp rise time inspiratory pressure 9o Volume too low Inspiratory pressure too low Reevaluate patient in present condition Decreased compliance or Increase inspiratory increased resistance pressure and treat problem according to findings Volume too high Inspiratory pressure too high in present condition Increased compliance or Decrease inspiratory decreased resist
54. closes the safety valve closes with a distinct click the Alarms and messages display shows STAND BY These checks can be done separately by repeated switching between Ventilator off Battery charging and Stand by Function check gt 300 F23X gt O Adult O Pediatric 3000368E 3000315E 300 F24X 2 Leakage test Test for leakage and pressure transducer integrity Connect a patient tube between the inspiratory outlet and the expiratory inlet e Set the patient range selector to Neonate e Set to Pressure Control mode e Make sure the diodes showing the actual pressure on the Airway press bargraph show the same value x5 cm H O If not see chapter Calibration Note The diodes can be hidden behind the diodes showing the set PEEP level Function check e Keep Pause hold at Exp and make sure Pause hold 300 D59E the End exp display reading does not drop more than 10 cm H O during the exp pause hold time 30 seconds the diodes showing the actual pressure on the Airway press bargraph show the same value 5 cm H O If not see chapter calibration Note The diodes
55. made are only examples of some symptoms and solutions The symptoms mentioned can be caused by several other reasons Troubleshooting Problems detected before patient connection Problem Mains light not lit Possible causes Wall outlet fuse blown Mains plug not inserted Mains outlet switch off Fuses blown Remedy Check outlet Insert mains plug Switch on DO NOT change fuses yourself Call a service technician Self test message Technical error code XXX Internal hardware problem Note the error code XXX take the unit out of operation and refer it to service Airway pressure falls more than 10 cm H O during leakage test Insp pause hold Leakage in patient circuit Leakage in ventilator expiratory side internal Perform leakage test stepwise from inside and out 1 Seal inspiratory outlet 2 Connect one tube at a time directly from the inspiratory side to the expiratory side 3 Perform leakage test again 4 Check complete circuit If above fails refer to a service technician Troubleshooting Problems detected before patient connection Problem Expired minute volume display reads 0 Possible causes Faulty flow transducer Tubings disconnected Remedy Replace flow transducer Reconnect Expired minute volume value differs from that expected during pre use check Leakage in test lung Loose connections Leakage in pat
56. number on the Operating Manual After unpacking perform a function check and if necessary a calibration All data on pressures for Servo Ventilator 300 300A are given in cm H O 1 kPa kilopascal 10 cm H O 100 kPa 1 bar 1 atm 1 kgf cm kp cm 100 kPa 15 psi Responsibility for the safe functioning of the equipment reverts to the owner or user in all cases in which service or repair has been done by a non professional or by persons who are not employed by or authorized by MAQUET and when the equipment is used for other than its intended purpose Documentation for the Servo Ventilator 300 300A consists of Operating Manual Service Manual Spare Parts Catalogue Circuit Diagram Connection A pre use check must always be done before connecting the ventilator to a patient When connected to a patient the ventilator must never be left unattended Accessories and auxiliary equipment must not be connected or disconnected during operation or when the ventilator is connected to mains Such connection or disconnection may interfere with the functioning of the ventilator All gases must fulfill the specifications for medical grade gas The gases supplied must be free from water oil and particles H O 5 mg m Oil 0 5 mg m H O 20 mg m Operation To protect the patient against high airway pressures the Upper press limit must always be set according to the operatin
57. on the set patient range and the set sensitivity the patient has to inhale a certain part of the continuous flow to get a bazi breath With settings closer to O the risk for self triggering is decreased but it also means that the patient has to inhale more of the continuous flow to get a breath In the red range the patient only has to inhale a very small part of the continuous flow to get a breath The risk for self triggering is increased If pressure triggering is required the knob is set within the O to 17 cm H O range Then the patient has to inhale the continuous flow and create a pressure below PEEP according to the set trigger sensitivity cm H O to get a breath 300 A77E A triggered breath is indicated by two yellow flashing diodes at the bottom end of the airway pressure bargraph 300 F83X Control panel Airway pressure Displays z Peak Airway press Upper press limit es cm H20 5 This display shows the measured value of the peak pressure at the end of inspiratory time for each breath The display value corresponds to the right peak pressure indicating diode on the airway pressure bargraph Pressure Control Mean evel above PEEP mM This display shows the calculated mean pressure value in the breathing system based on the actual pressures for each complete breath cycle Pressure Support 9 Level above PEEP o Pause N o This display shows the pressure
58. patient because it is needed for compression of gas in the tubing system and humidifier The compressible volume in the Servo Ventilator 300 300A itself is negligible When setting the minute volume including the compensation for dead space the compressible volume must be allowed for by adding a corresponding minute volume to the minute volume for the patient In Volume Control mode and Pressure Regulated Volume Control the volume is set byt the knob Volume In Pressure Control mode a desired volume can be reached by adjusting the pressure control level with the knob Pressure Control Level above PEEP and wathing the measured expired minute volume Calculation of the breathing systems compressible volume e Assemble the complete breathing system which is to be used e Set Patient range selector Adult Mode selector Stand by Upper press limit 60 cm H O Pressure Control Level above PEEP 40 cm H O CMV freq b min 40 breaths min Insp time 96 50 Insp rise time 96 596 Trig sensitivity Level below PEEP 17 cm H O PEEP 0 cm H O Automode Off Connection to patient Block the opening of the Y piece Servo Humidifier e Set to Pressure Control mode e Adjust the Pressure Control Level above 777 PEEP so that the
59. patient breathes at alower than set expected frequency anew target volume based on preset minute volume is calculated by the ventilator The calculated target volume will be the ventilator s reference for regulation of the inspiratory support pressure The maximum tidal volume is 150 of the preset Example Set expected frequency 10 breaths min Set tidal volume 500 ml 5 I min If the patient s frequency drops below 10 breaths min the tidal volume will increase to meet preset minute max 1 5 x 500 ml 750 ml Under certain conditions the patient can actively breathe more than this volume 3 Exceeded apnea alarm limit results in alarm and automatic switch to PRVC 13 Ventilation modes VS Curves and loops obtained from Servo Screen 390 Patient ID Date amp time Flow Time Flow Volume Pressure Time Volume Pressure cm H2O 12 42 Dyn Char ml cmH20 3 1 Freq EET e b mi PATIENT CU NUMERIC TREND NO MENU MENU PRINTER 300 H12E Curves from a patient with lung injury There is no static compliance due to difficulty in taking measurements in a spontaneously breathing patient Since flow triggering is used there is no deflection at the beginning of the Volume Pressure curve Ventilation modes VS Notes Ventilation modes PC Pressure Control Pressure Control Pressure Level above PEEP 300 H13E In this control mod
60. the expiratory valve 300 E25X L 1 e Lift the entire expiratory channel upward 300 F10X Routine cleaning e Disconnect the flow transducer from its amplifier 300 E23X e Dismantle the parts e Discard the bacteria filter with tube and nipple 300 E27X Routine cleaning The flow transducer is a precision instrument and must be handled carefully The metal disc in the small channel of the transducer is very fragile and may break if it is handled carelessly Do not poke at the metal disc in the transducer channel Do not flush the channel with water The flow transducer must not be cleaned in a dish washing machine by ultra sound or by using agents which contain aldehydes 300 E28E Cleaning Flow transducer Solutions other than alcohol may cause disturbances in the function of the flow transducer If an agent other than alcohol is used the cleaning routine should be carried out according to the instructions of the respective manufacturer The agents used for cleaning and disinfection must have a pH between 4 and 8 5 e et the flow transducer lie in a 70 alcohol solution for about one hour Routine cleaning adi 300 E29E 300 E30X e f
61. the start of inspiration For better patient comfort the start of at inspiration can be made softer by increasing the setting SIMV freq b min With this knob the number of mandatory breaths minute in the SIMV modes is set The range is 0 5 40 breaths minute If the SIMV freq b min is set to a value higher than or equal to CMV freq b min the yellow light at SIMV freq b min will start flashing 15 bes Control panel Respiratory pattern 300 112E 16 Resp pattern cmv freq b min Insp period s Insp flow I s Insp rise time 4 586 8 En 2 8 1 9 o 1o SIMV freq b min 8 12 16 Displays Measured freq b min This red display shows the measured breathing frequency The displayed value is the total number of breaths i e the preset respiratory rate plus spontaneous breaths Set freq b min This green display normally shows the set CMV freq b min In the SIMV modes the set mandatory frequency is shown For alternative display information see next page Insp period s This green display normally shows the resulting calculated time in seconds for the CMV freq b min Insp time96 and Pause time96 setting For alternative display information see next page Insp flow I s This green display normally shows the calculated flow rate in l second related to the Insp time9
62. these alarms can be muted Patient safety Battery 300 G58E 300 G59E 300 G60E Alarms and messages Alarms and messages Switch to battery operation At mains failure the ventilator will automati cally switch over to battery operation The switch will be indicated by a high priority alarm When the alarm is reset the ventilator continues to operate on battery the caution signal is active yellow light at Battery is lit and the display Alarms and messages shows BATTERY alternating with the O concentration Limited battery capacity left High priority alarm is given at a battery voltage below 23 V indicating limited battery capacity The red light at Battery flashes and the display Alarms and messages shows Limited battery capacity left Internal X XV This alarm can be muted No battery capacity left High priority alarm is given at a battery voltage below 21 V indicating no battery capacity The red light at Battery flashes and the display Alarms and messages shows No battery capacity left This alarm cannot be muted At 19 5 V the gas modules close the expiratory valve and the safety valve open and an additional alarm sounds during 2 minutes At this point the ventilator must be disconnected from the patient and the battery must be charged Patient safety Technical Irregularities In the unlikely event of irregularities e g flashing display
63. time and with constant flow The pressure increases the more the lungs are filled If the patient triggers to preset trigger sensitivity level a volume controlled breath is delivered earlier according to preset values If the patient s breathing effort reaches 2cm H O below preset PEEP level the ventilator permits a higher flow The pressure is then regulated to 2 cm H O above PEEP level The patient can thereby increase the tidal volume to meet his needs during the inspiration time If the patient s breathing effort is enough to reach 2 cm below preset PEEP level but not enough to complete preset inspiratory tidal volume the ventilator detects the decreasing flow and switches back to the volume controlled breath so that the preset tidal volume will be obtained If the set upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure 25 Ventilation modes VC Curves and loops obtained from Servo Screen 390 Patient ID Date amp time Flow Time Flow Volume Pressure Time Volume Pressure cm H20 PATIENT MENU NO PRINTER 300 H41E Curves from a patient with moderate lung injury and moderate bronchospasm The Volume Pressure loop shows that the tidal volume is a little bit too high beaking at top of inspiration 26 Ventilation modes VC Notes 27 Ventilation modes Pressure S
64. to get into Barometer mode e Read the barometric pressure on the Alarms and messages display e n the table find the Barometric pressure value closest to the displayed value e Wait 6 8 breaths e During inspiration check that the calibration manometer reading is equal to the Calibration manometer reading value in the table 5 cm H O Calibration 5 e Set O conc 9 6 to 2196 Oo conc 96 3000306E e Remove the calibration manometer 300 E98X Make sure Upper press limit is set to 60 cm H O 3000352E 17 Calibration O concentration calibration e If O concentration alarm is active turn trimmer 5 O 1 until the alarm stops 300 FOOX e Reset the alarm 300 D68E e Touch the O concentration touchpad o a o O and check that the display Alarms and Alarms and messages messages shows 20 9 0 1 Co d m o9 CES EC O 3000307E e If not adjust with trimmer 5 O 96 3 300 F00X Calibration Leakage test of patient tubes and test lung Oo Connect patient tubes Y piece and test lung 300 FO3E A R
65. ventilation Pressure Equal pressure level 3000204E When the Automode is set to On and the patient triggers two consecutive breaths the ventilator shifts from Pressure Reg Volume Control PRVC to Volume Support At the second trig the ventilator delivers one more PRVC breath The next breath will be a volume supported breath with a pressure level equal to the last PRVC breath Then each breath has to be triggered by the patient and the pressure support will vary with each breath aiming at the same tidal volume a set in PRVC If the airway pressure exceeds the j calculated inspiratory pressure by more Pressure than 3 cm H O during the controlled breaths inspiration will immediately stop and expiration start i Controlled ventilation 3000207E At a lower than set spontaneous frequency the target tidal volume will increase to compensate for the loss in minute volume If the patient does not trigger the ventilator will switch back to the control mode after Adult 12 seconds Pediatric 8 seconds and Neonats 5 seconds For detailed technical mode descriptions see Ventilation modes Pressure Reg Volume Control and Volume Support 51 Ventilation modes Automode SV 300A Mode description Volume Control Support Controlled Supported Controlled i ventilation j ventilation i ventilation Pressure Equal pressure level 3000206E When the Automode is set to On and the patient trigge
66. 00301E e A o o Alarms and messages 3000302E o o Balancing of pressure transducers e Setto Pressure Control mode Expiratory pressure Use the touchpads to get into E display mode e Check that the display Alarms and messages shows E 0 0 0 1 cm H O e If not adjust trimmer 4 P Os to correct reading Inspiratory pressure Use the touchpads to get into display mode e Check that the display Alarms and messages shows 0 0 0 1 cm H O e If not adjust trimmer 1 P Oc to correctreading Calibration O2 gt gt AIR 300 E79X Balancing of expiratory flow transducer Open the lid on the expiratory flow amplifier e Check that the green diode is lit e If not adjust trimmer 7 V X until the diode is lit Leakage test patient unit e Connect gas supply air and O The safety valve will close when gas supply is connected e Connect the calibration manometer to the expiratory inlet and connect the inspiratory outlet and the calibration manometer with a patient tube e f the left and right diode showing the actual pressure on the Airway press bargraph differ less than 5b cm H O from each other go directly to page 9 Calibration
67. 300 E38X Routine cleaning e Connect the bacteria filter x u E S9 e Attach patient tubes and necessary accessories e Check the ventilator as described in chapter Function check Log sheet Note on a log sheet that a routine cleaning has been performed 1000 hour overhaul Contents Disposable parts 0ecceeeeeeeeeeeeeeeeees 2 Dismantlihg toot oontra tetto ances 2 Assembling sss 5 LOJ SNEGU 6 All personnel should be aware of the risk of parts being infected when disassembling and cleaning the ventilator Make sure the parts that have been in contact with the patient s expiratory gas are clean before any other work e g repair exchange of parts etc is started All disposable parts shall be discarded according to hospital rules and in an environmentally safe way 1000 hour overhaul Disposable parts Only spare parts from MAQUET shall be used Bacteria filter with 13 cm tube and nipple for expiratory pressure transducer Expiratory valve tube e Mesh net including screw for expiratory flow transducer 300 E41X amp Dismantling e Set the mode selector to Ventilator off Battery charging e Disconnect the ventilator from mains and gas supply e Remove all accessories Open the lid o
68. 300 E80X 300 E81X If not the following preliminary calibrations must be made normally this will not be necessary e Check the calibration manometer reading e f the calibration manometer continuously shows a value higher than 40 adjust trimmer 3 Pu clockwise a value lower than 40 adjust trimmer 3 P p counter clockwise e f the left diode on the Airway press bargraph actual insp pressure shows a lower value than the right actual exp pressure adjust trimmer 2 P es clockwise a higher value than the right actual exp pressure adjust trimmer 2 P 1 counter clockwise insp Calibration Keep Pause hold at Exp and make sure 300 D80E the reading on the display End exp does not fall more than 4 cm H O during the expiratory pause hold time 30 seconds Note The reading may drop to zero for about 2 seconds due to apnea alarm activation 3000347E Release Pause hold Pause hold 300 D85E Calibration Pressure calibration Expiratory pressure e Connect patient tubes Y piece and test ADK E j lung 300 E83X e Set CMV freq b min to 150 b min
69. 40 Lower alarm limit 3000319E 40 Lower alarm limit 3000320E 14 7 Minute volume alarms Lower alarm limit e Turn Lower alarm limit slowly clockwise and make sure the expired minute volume alarm is activated when the lower alarm limit indication passes the measured minute volume indication on the bargraph e At the alarm activation make sure the audible alarm is heard the Alarms and messages display shows Exp minute volume too low the red light at Exp minute volume flashes the lower alarm indication on the bargraph flashes the lower alarm limit indication on the bargraph corresponds to the Lower alarm limit setting Accuracy 0 5 l min Turn Lower alarm limit to O l min Function check Make sure the yellow light at Exp minute volume is lit o Exp minute volume 3000322E e Touch the Exp minute volume O 2 O touchpad and make sure the display Alarms and messages shows Exp minute volume too low Exp minute volume A Alarms and messages 3000321E e Reset the alarm 300 D68E 15 Function check 300 D75E Alarms and messag
70. 596 of the peak flow necessary to deliver the breath If the inspiratory time should exceed 80 of the cycle determined by the CMV rate setting the ventilator will shift to expiration 35 LG Ventilation modes SIMV VC PS 36 e f the patient creates a pressure below the set PEEP level during inspiration in SIMV breaths the ventilator will provide a higher flow The pressure is regulated to the set PEEP level to provide an on demand flow corresponding to the patient s needs The patient should never be able to generate a pressure lower than the set sensitivity due to the fact that flow demands are matched providing for better synchronization with the ventilator Pause can be added in this mode During a mandatory breath the pause is counted as a part of the total inspiratory time Example Inspiratory time 25 Totalinspiratory l time 35 Pause time 10 LE ratio 1 1 9 The maximum allowable inspiratory time is 80 EE ratio 4 1 e Carefully monitor airway pressures for the mandatory breaths at all times as these can change sometimes quite dramatically as the patient s lung thorax resistance compliance changes e f the upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure Ventilation modes SIMV VC PS Settings The following knobs shall be used e P
71. 96E e Set the mode selector to Volume Control e Set O conc 6 to 21 Touch the O concentration touchpad and make sure the display Alarms and messages shows 20 9 If not adjust with trimmer 5 0 1 Exchange of 0 cell e A fine adjustment of the calibration may be necessary after a few hours of operation when the O cell has reached the same working temperature as the ventilator Log sheet Note on a log sheet that the O cell has been exchanged Calibration Contents EQUIPIMIGME erc ettet teet toned teet tls 2 Use of touch pads ssssssseeee 3 Trimmer location seenen 4 Preparation S a 1 seccion retta 4 Settings for calibration sereisas nane 5 Balancing of pressure transducers 6 Balancing of expiratory flow transducer 7 Leakage test patient unit sssse T Pressure calibration c cceeeeeeeeeeeeeees 10 Check of inspiratory flow sssss 14 O concentration calibration 18 Leakage test of patient tubes and test lung sssssssmR 19 Expiratory flow calibration 20 LOG SNE ts uscite Ue E Eres 22 The maximum time interval between calibrations is 3000 hours of operation If any malfunction is detected during the calibration procedure the ventilator shall not be connected to patient before remedy of malfunction The malfunction shall be remedied b
72. 9o This is a short clinical troubleshooting guide for this specific mode For general troubleshooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Difficult for the patient to trigger breaths Trigger sensitivity set too low Set Trig Sensitivity Level below PEEP to a more sensitive position Apnea or low frequency Too high support level No drive Decrease support pressure Consider using VS Reevalutate patient Increased patient frequency or ventilation too low 30 Too low support level Increase support pressure Consider using VS Ventilation modes Pressure Support CPAP Technical mode description Pressure Support When the patient triggers the inspiration is Level above PEEP assisted by pressure at preset pressure support level Pressure The patient determines respiratory rate and E ratio which may vary from breath to breath e Bec 300 H26E Upper Pressure Limit If the upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure Pressure 300 H27E To get CPAP breathing set Pressure Support Level above PEEP to zero Pressure Support Level above PEEP 31 Ventilation modes Pressure Support CPAP Curves and loops obtained from Servo Screen 390 Patient ID Date amp time Flow Time Flow Volume
73. G MANUAL Limited battery capacity left Internal X X V Internal battery voltage too high Internal X X V BATTERY CHECK TUBINGS Technical error PF SEE OPERATING MANUAL Technical error PoO SEE OPERATING MANUAL Air supply pressure too low O2 supply pressure too low Air X X bar O2 X X bar Air supply pressure too low high Air X X bar O2 X X bar O2 supply pressure too low high Air X X bar O2 X X bar High continuous pressure Technical error code PoC SEE OPERATING MANUAL Technical error code uP SCM SEE OPERATING MANUAL RESTART Overrange Select pediatric adult Technical error code Ba SEE OPERATING MANUAL Limited pressure 17 Patient safety Table explanations Priority level High Caution means that the high priority alarm changes to caution signal at reset Resettable Aut means that the alarm is automatically reset when the reason for alarm no longer exists Man means that the alarm has to be manually reset Table footnotes 1 Apnea alarm in Volume Support must be manually reset even if the reason for the alarm no longer exists 2 Oxygen concentration alarm must be active more than 55 seconds to set the memory 3 When out of gas alarm is activated the safety valve and the expiratory valve are opened 4 When pressure transducer error alarm is activated the safety valve is opened for approx 5 seconds 6 No memory function if the alarm is activated during start up of the system
74. MAQUET SERVO VENTILATOR 300 300A OPERATING MANUAL 8 1 9 1 x GETINGE Important The Servo Ventilator 300 300A is not designed to withstand severe negative pressures If a negative suction pressure exceeding 100 cm H O 100 cm H O is applied to the system the pressure transducers may be damaged causing the system to become inoperable Observe the following for the Servo Ventilator 300 300A When using closed system suctioning e f the suctioning flow is higher than that which is delivered by the ventilator a negaitve pressure may be generated which will be applied to the lung and the ventilator breathing system Do not use the Stand by position Inspiratory pause hold or Expiratory pause hold during the closed suctioning procedure Function test for Insp time 96 and PEEP potentiometers Insp time e Set Insp tid 96 to 80 96 Insp time e Turn the knob slowly counter clockwise to 1096 simultaneously watch the reading on the display Insp period s The reading e must decrease evenly digit by digit without any sudden jumps up or down HEN 10 80 e Set Insp time 96 back to 25 96 L PEEP e Set PEEP to 50 cm H O e Turn the knob slowly counter clockwise to 0 cm H O Simultaneously watch the two diodes showing preset PEEP as well as the two diodes showing actual pressure on the Airway pressure bargraph The values indicated must follow each other evenly decreasing s
75. Neonate range 0 06 4 l min ij C Adult 20 s Pediatric 15 s Neonates 10 s GAS SUPP Outside the range 2 5 to 6 5 5 bar rui A Limited battery capacity 23 V No battery capacity 21 V High battery 233 5 V Technical sarite aanaeio See table in chapter Patient safety Monitoring Frequency breath cycle time ssssssse CMV or SIMV frequency 1 or 0 5 b min PIOSSULGS etai RT M OM DN RIS UR DA Peak Pause Mean and End exp 5 or 2 cm H O Airway pressure ccc ceeeeeceeeceecceeeeeeeeeeeeeeeeees Measured Insp tidal volume items Adult range 50 3999 ml 696 or 3 ml Pediatric range 10 399 ml 6 or 0 5 ml Neonate range 2 0 39 ml 6 or 0 5 ml Exp tidal volumes ipod etes Adult range 50 3999 ml 696 or 3 ml Pediatric range 10 399 ml 6 or 0 5 ml Neonate range 2 0 39 ml 6 or 0 5 ml Exp MINUTE volume iin i etras Adult range 4 0 60 l min 6 or x 0 1 l min Pediatric range 1 0 5 0 l min 6 or 0 05 l min Neonate range 0 20 1 50 l min 6 or 0 02 l min PIOW TOL e recima a a fu sS EEEN 0 00 3 00 I s or 0 00 180 l min alt SPG 1 or 1 digit O COnCentFatlof Lu iioi eie ette iouis Pen thes 5 of read value Supply DFGSSUFG x ciconia ate peser enne Measured Battery voltage sssssssssss Measured internal and external 21 D General description Labels 300 F70X
76. UET For those who do not have access to tubings and other accessories for adults a Neonatal kit P N 64 06 487 E380E is available The kit includes an alternative Operating Manual with Pre use check EN Calibration and Function check adapted for neonatal use Function check 300 F20X 300 D51X 3000310E Equipment e 2 patient tubes e Y piece e Test lung Only a MAQUET test lung shall be used e Gas supply Air and O Preparations e Connect the ventilator to mains e Set the mode selector to Stand by Allow a warm up period of at least 15 minutes Function check e Oo Connect gases ul N z 3 AIR Open the lid on the patient unit b d e Set all knobs as shown Al o o restes seme 02 conc i 70 O Adult fi 80 SE o volume contro SI Vol Conte ME O D A Oxygen breath running ISIMV Press Coni Pressure Control ISIM Prese conlo O Airway press o Upper piess limit
77. Ventilator 300 300A and which have been processed in auxiliary equipment must not be used as a substitute for therapeutic or diagnostic decisions Such decisions can be made only by staff with medical expertise according to established and accepted practice If auxiliary equipment that has not been manufactured by MAQUET is used MAQUET denies all responsibility for the accuracy of signal processing e f there should be any deviation between information shown on the front panel of the ventilator and that shown by the auxiliary equipment the ventilatory parameters shown on the front panel shall be considered the primary source for information It is the responsibility of the user to ensure that any accessories supplies and auxiliary equipment are compatible with the ventilator and that their use does not affect the normal functionality of the ventilator In case of doubt contact a MAQUET representative Accessories supplies and auxiliary equipment that are not compatible with Servo Ventilator 300 300A may interfere with the functioning of the ventilator If a front panel cover is used do not attach anything e g stickers on the cover Vital information can then be hidden impairing patient safety List of contents General description 0c ccce cece eccee ee eeeeeeeeeeneeeeaneeenes COMES PAIS esiaeg ae E EANA Ventilation modes CP Patent Safety Set ups and connection to patient
78. When the inspiratory time has been completed expiration will follow e The Pressure Control Level above PEEP must be set to decide the inspiratory pressure level e As pause is not used expiration will start as soon as the set inspiratory time has been achieved e Carefully monitor tidal volume closely as this parameter varies according to changes in the patient s lung thorax resistance compliance These changes can at times be considerable e f the patient triggers during the SIMV period he will receive a breath according to the set parameters If he triggers during the spontaneous period he will get either a purely spontaneous breath or a pressure supported breath e The onset of inspiration can be adjusted by altering the Insp rise time 9o knob e Maximum allowable inspiratory time is 80 of the respiratory cycle contd 43 eT d Ventilation modes SIMV PC PS Important considerations continued e The time in seconds for one SIMV cycle is 60 preset SIMV rate Each SIMV cycle is made up of two parts 1 The SIMV period during which the mandatory breath or synchronized breath will occur 2 The spontaneous period during which the patient can breathe on his own with an inspiratory pressure support The SIMV period is set for each individual patient by the CMV rate setting Example SIMV rate 60 10 gt breath cycle time 10 6seconds CMV rate 60 30 gt
79. activation of the ventilator functions and may result in permanent damage to the Servo Ventilator The apnea alarm is not intended to and will not monitor for disconnections The apnea alarm is not functional in the modes Volume Control Support Pressure Control Support or Pressure Reg Volume Control Support As an extra safety a resuscitator must always be readily accessible This lung ventilator is not intended to be used with any anesthetic agents Antistatic or electrically conductive breathing tubes should not be used with this lung ventilator serviced at regular intervals by specially trained personnel Any maintenance must be noted in a log book provided for that purpose in accordance with national regulations We recommend that service is done as a part of a service contract with MAQUET A 1000 hour overhaul must be performed after 1000 hours of operation or at the latest every six months In addition the ventilator shall undergo a technical safety check Function check twice a year at six month intervals or according to national regulations A 3000 hour overhaul must be performed after every 3000 hours of operation or at the latest once every year The internal battery shall be replaced every 3 years according to instructions in the Service Manual The batteries can only be guaranteed if they are used only as a back up at mains failure approx 30 min Service and repair of the ventilator may b
80. al vol Minute vol l min This green display shows the set minute ml 500 volume in liters minute pod vol In SIMV Vol Contr Pressure Support the mandatory minute volume 110 0 corresponding to set tidal volume and set Insp tidal vol SIMV rate is shown Displays measured values ml EEC Insp tidal vol mI This red display shows the measured Exp minute vol inspired tidal volume value for each breath l min The capability to measure tidal volume is based on the selected patient range The maximum measurable tidal volume is Upper alarm limit e Adult 3999 ml T 30 35 e Pediatric 399 ml 15 e Neonate 39 ml 10 The display flashes and the OVERRANGE alarm is activated whenever these levels Alarm limits are exceeded See chapter Patient safety Neonate 1 10 Lower alarm limit 300 117E 19 Control panel Volume 300 118E N 300 119E Exp tidal vol ml Exp minute vol Upper alarm limit Alarm limits Neonate 1 10 o A Lower alarm limit N o Adult Pediatric Neonate Exp tidal vol ml This red display shows the measured exp tidal volume for each breath The display flashes when the maximum levels as described for Insp tidal vol ml are exceeded Exp minute vol l min This red display shows the measured expired mi
81. alarms can be silenced for 2 minutes by turning the knob to 2 min Alarm muting before disconnect Audible alarms for expired minute volume apnea and overrange can be cancelled in A advance for 2 minutes by holding the knob at 2 min for more than 2 seconds 300 I26E A short beep indicates that the alarms have been muted The display Alarms and messages also shows ALARMS MUTED A detailed description of all alarms and safety devices is found in chapter Patient safety 25 Control panel Pause hold Pause hold Exp 300427E Pause hold Insp 300 I28E 26 Insp In position Insp the inspiratory and expiratory valves close after inspiration The pause is prolonged as long as the knob is kept in this position but with a built in limit of 5 seconds This allows for an exact static measurement of the end inspiratory pause pressure u Exp In position Exp the inspiratory and expiratory valves are closed after expiration as long as the knob is kept in this position but with a built in limit of 30 seconds This gives an exact static measurement of the end expiratory lung pressure and also makes it possible to measure intrinsic PEEP auto PEEP Ventilation modes Contents Pressure Regulated Volume Control 2 VolumeSupport i rrt tennis 8 Pressure Control s 16 Volume CONTO In iE 22 Pressure Support CPAP assainies 28
82. ance pressure 18 Ventilation modes PC Technical mode description Ventilation is started by the ventilator or by a Pressure Pressure contol patient triggering effort and a breath is given with the preset values The preset Pressure Control Level above PEEP is maintained during the preset inspiration time o The flow is decelerating 300 H15E Inspiratory flow at the end of inspiration Pressure Control j Pressure Level above PEEP time may be low or even zero 300 H16E If relatively long inspiration time is used the Pressure Control Pressure Levai abae PEE flow may reach zero before the end of inspiration If the set upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure 300 H18E 1 9 Ventilation modes PC Curves obtained from Servo Screen 390 Patient ID Date amp time Vs as Flow Volume Flow Time S 10 Pressure Time Volume Pressure cm H20 ml cmH20 12 42 ml cmH20 PATIENT NO MENU PRINTER 300 H43E Curves from a postoperative patient with a bowel perforation and sepsis 20 Ventilation modes PC Notes 21 Ventilation modes VC Volume Control Pressure 300 H19E In this control mode the ventilator delivers the preset tidal volume with a constant flow during the preset inspiratory time preset pause time a
83. another ventilator make sure the minute volume reading is correct see Function check pp 12 13 300 E39X 1000 hour overhaul 300 E37X 300 E38X x ul 3 E 8 e Make sure the complete expiratory channel is correctly assembled then put in place e Make sure the expiratory valve is not bent or twisted e Close the expiratory valve e Connect the bacteria filter Carry out a pre use check Log sheet e Note on a log sheet that a 1000 hour overhaul has been performed 3000 hour overhaul with complete cleaning Contents Disposable parts 0 cccceeeeeeeeeeeeeeeeeeeees 2 EGUIDMENE sss cade ten eee ti n nde R kt e acess 2 Preparations ssssssssssssssssssseeeeeeneee 3 Gas modules ssnin nases 4 BITE TIGR e 8 Dismantling iisisti iarrita 9 Cleaning erpinen ESA 13 Assembling cee cece cece eeeeeeeeeeeeeeeeeeeeeeeeeeeeees 16 LOG Slieel saetessshahas severe demmnmeaupaciakeersndehacninies 20 The internal battery shall be X replaced every 3 years See 5 instructions in the Service Manual An old non functioning battery must be returned to the place of purchase or to a place where it can be disposed of properly The battery must not be disposed of with ordinary waste All disposable parts shall be discarded according to hospital rules and in an environmentally safe way All personnel should be aware of the ris
84. arm limits Neonate 1 10 Lower alarm limit 18 The Volume section of the control panel has knobs for settings displays and two bargraphs for monitoring Knobs Volume With this knob the minute and tidal volumes are set It is active in e Volume Control e Pressure Reg Volume Control e Volume Support e SIMV Vol Contr Pressure Support The tidal volume is calculated from the Volume and CMV freq b min settings Alarm limits During the Set Parameter Guide sequence this light flashes to indicate when the alarm limits shall be set Upper alarm limit The upper alarm limit must always be set at a suitable value for each patient The range is e Adult 0 60 l min e Pediatric O0 60 l min e Neonate 0 6 l min Lower alarm limit The lower alarm limit must always be set at a suitable value for each patient The range is e Agult 0 3 40 l min e Pediatric 0 3 40 l min e Neonate 0 06 A l min Control panel Volume Displays set values In the SV 300 300A flow measurements and all preset and shown volumes are referenced to standard pressure Tidal vol mI 1013 mbar 760 mm Hg see page 13 in This green display shows the preset tidal General description volume in milliliters as related to the set minute volume and set CMV frequency The range is 2 4000 ml Volume O Volume Tid
85. at Battery and read the displayed text Normal value approx 24 V Battery Alarms and messages 3000336E 31 Function check 300 D51X e Connect the ventilator to mains again e Make sure the yellow light at Ventilator off Battery charging and the green light Mains are lit 3000337E 3000338E 32 the caution signal stops the display Alarms and messages no longer flashes BATTERY the yellow light at Battery is no longer lit Function check 15 Automode SV 300A only Automode e Set Automode to On i e Set Trig sensitivity Level below PEEP in the green range e Trig sensitivity Level below PEEP 8 6 10 V 4 12 2 14 0 16 w o e e e e e e Compress and release the test lung twice to trigger a breath Two diodes on the bargraph for airway pressure show that a breath is triggered 3000231X support mode This is shown by the Y Make sure the ventilator switches to yellow light Support Automode On Of Support 3000232E 33 Function check
86. atic compliance due to moderate bronchospasm Ventilation modes PRVC Notes Ventilation modes VS Volume Support Pressure 300 H07E In this support mode the patient triggers each breath If he can breathe without support true spontaneous breathing with monitoring of achieved volumes is possible If he needs support the ventilator will automatically breath by breath adapt the inspiratory pressure support level to changes in the mechanical properties of the lung thorax to ensure that the lowest possible pressure level is always used to deliver the preset tidal and minute volumes The inspiratory pressure is kept constant The inspiratory flow is decelerating In case of apnea there is an automatic back up with PRVC Aim of mode The aim of this mode is e to get ventilation in which every breath is patient initiated to achieve a desired tidal minute volume for the patient e to have variable support depending on the patient s requirements for each breath to allow for variations in both breathing capacity and work of breathing to provide adequate support for patients who can trigger the ventilator but do not have sufficient capacity to breathe by themselves to facilitate the weaning process to ensure a back up ventilation in the event of apnea Ventilation modes VS Applicable patients This mode can be suitable for patients with
87. atient range selector e Upper press limit e Pressure Support Level above PEEP e PEEP Trig sensitivity Level below PEEP i f CMV freq b min Insp time 9o Pause time 96 3000254X Insp rise time 9o SIMV freq b min Molume Upperalarm limit and Loweralarm limit e O conc Yo Troubleshooting This is a short clinical troubleshooting guide for this specific mode For general troubleshooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Increased inspiratory Increased resistance Reevaluate the pressure or decreased patient Act according compliance to findings 37 Ventilation modes SIMV VC PS Pressure 300 H30E Pressure 300 H32E 38 Pressure Support Level above PEEP SIMV cycle Pressure Support Level above PEEP Technical mode description The ventilator is triggered by flow or pressure A new breath SIMV breath or assisted breath is delivered when the trig sensitivity level is reached The first time the patient triggers within the SIMV period the delivered SIMV breath is a volume controlled breath During each SIMV breath the patient can get an increased flow if needed See VC descr
88. ations e Set all knobs as shown O O2 conc so OM 70 A O o fressues Volume Support o O A 80 SIMV Vol Contr o Volume Control SIMA OR ae Oo 30 90 21 100 Pressure Control ISIMV Press Con 1 Oxygen prestirunntng o l Pressure Suppo O O Pi Support o Stand by CRAP RUNE o Oxygen breaths Ventilator off Start breath Battery charging Optional oo SIEMENS Servo Ventilator 300 OM O2 conc 60 Automode A o Eon Volume Support O O 5 ron X AQ Volume SIMV Vol Contr Off O Control Suppoi Pressure Support Il O 30 90 Bs E 21 100 lo Pressure SIMV Press Conti o C Oxygen breath running Support Control Support Pressure Supp oll swat Pressure Support o y CPAP C Oxygen breaths 7 Ventilator off Start breath A Battery eharging Optional o OJ Re pattern o Cmv h v min Volume Ov Alarms and messages Measdiad freq 7E 00 Tidal vol b min 50 110 ml 40 j120 30 130 20 h40 O p Airway Set f w ds Minute vol ET Eressure b min imin Q O O2 concentration O Insp E o R Insp tidal vol 9 30 60 m IO l 25 2 70 O p Exp minute Oo volume 1 Exp tidal vol l Insp flow i s ml e O Apnea oO Pauseitime Calis a Exp minute vol S o Gas Su
89. ay Minute vol l min shows 7 5 x0 2 l min 3000365E e Wait a few breaths then make sure the readings on the red display Insp tidal vol ml and the green Minute yol display Tidal vol ml correspond min Accuracy 10 ml Insp tidal vol the readings on the red display Exp tidal vol ml and the green display Tidal vol ml correspond Exp tidal vol Accuracy 10 ml the readings on the red display Exp minute vol l min and the green display Minute vol l min correspond Accuracy 0 2 l min Exp minute vol min 3000366E e Also make sure the minute volume bargraph shows Minute vol l min preset minute volume at the same value as the green display Minute vol l min Accuracy 0 5 l min measured minute volume at the same value as the red display Exp minute vol l min Accuracy 0 5 l min Exp minute vol l min 3000367E Function check 300 D72E Alarms and messages Exp minute S
90. concentration flashes Touch the touchpad at Gas supply and make sure the Alarms and messages display shows O2 supply pressure too low Air X X bar O2 X X bar e Mute the alarm and make sure the red display Exp minute vol l min still shows the same value as the green display Minute vol l min Accuracy x 0 5 l min Function check O2 Connect O supply ma S e Wait a few breaths and then reset the alarms 300 D68E O2 Disconnect the air supply and make sure f Gas supply and O concentration alarms KE e o6 AE AIR e At the alarm activations make sure Bs oz n the audible alarm is heard Oo concentration the red light at O concentration flashes Q the red light at Gas supply flashes q 300 F75E 27 Function check Alarms and messages 300 F76E Tidal vol ml Minute vol l min Insp tidal vol ml Exp tidal vol ml Exp minute vol l min 3000334E 28 e Touch the touchpad at Gas supply and make sure the Alarms and messages display shows Air supply pressure too low Air X X
91. d the red light at Airway pressure flashes and the display Alarms and messages shows Airway pressure too high The safety valve will open mechanically if the pressure exceeds 120 cm H O Patient safety 0 concentration 300 G50E 300 G51E Alarms and messages q Oo concentration Alarms and messages Op concentration Lower and upper alarm limit The alarm limits are automatically set at approx 6 O above and below the set O value High priority alarm is given if FO is outside the set alarm limits The red light at O concentration flashes and the display Alarms and messages shows O2 conc too low high This alarm can be muted If the alarm limit is exceeded less than about 55 seconds the alarm memory will not be set If the O concentration setting is changed more than 296 the alarm is automatically muted for maximum 55 seconds This also applies at activation of Oxygen breaths High priority alarm is also given independently of settings if the oxygen concentration drops below 1896 O cell disconnect If the O cell is not connected a high priority alarm is given The red light at O concentration flashes and the display Alarms and messages shows O2 SENSOR This alarm can be muted with 2 min or by Reset If the alarm is reset it will change to a caution signal Patient safety Expired minute volume Upper alarm limit Alarms and messages High p
92. d overcome this resistance requiring prolonged phases of weaning from ventilator dependence where it is important to prevent muscular exhaustion during weaning Important considerations e Ensure that the minute volume alarms are appropriately set e Tidal volumes should be closely monitored as they can vary as changes in lung thorax mechanics occur e The PSV breath will terminate when the inspiratory flow drops to 5 of whatever the peak flow necessary to deliver the breath was e CMV rate and inspiratory time time or I E ratio must be set to ensure the timing of the safety feature for cessation of pressure support e f the inspiratory time should exceed 80 of the cycle determined by the CMV rate setting the ventilator will shift to expiration A suitable trigger sensitivity level should be set 29 Ventilation modes Pressure Support CPAP Settings 3000253X Troubleshooting limit The following knobs shall be used e Patient range selector Upper press limit Pressure Support Level above PEEP PEER Trig sensitivity Level below PEEP CMV freq b min e Insp rise time 9o e Upper alarm limit and Lower alarm e CO conc
93. dance with IEC 68 2 29Eb Peak acceleration 15g Pulse duration 6 ms Number of impacts 1000 Storage temperature range sssssssssss 25 to 70 C 13 to 158 F In the Servo Ventilator 300 300A flow measurements and all preset and indicated volumes are referenced to standard pressure 1013 mbar 760 mm Hg Gas and power supply Inletgas pressure ou eeecccccccccceeeseeeeeeeeeeeeeeeeeaes 2 6 5 bar 29 94 PSI air and O Gas delivery system ssssssssssss Microprocessor controlled valves Power Supply satire dese tut i 100 120 220 and 240 V AC 10 50 60 Hz Battery back UP ee trm nens 2 built in rechargeable 12 V 1 9 Ah Battery back up time sssssssssssssss Approx 30 min The batteries can only be guaranteed if they are used only as a back up at mains failure General description Technical specifications Hechiargetlrmezi eo tote RR peeves Approx 10h External battery input ssssssssssss 24V DC Power consumption sssssssssssssss A VA W 100V 120V 2 190 140 220V 240V 1 190 140 Communication Interface optional jew lejos RS 232C Analog terminal ssssssssssss Foranalog outputs Master slave connection seseeseees ForILV Independent Lung Ventilation synchronization Auxiliary equipment ssssssss Foroptional equipment Modes SV 300 SV 300A Controlled ventilation Pressure C
94. e The reading may drop to zero for about 2 seconds due to apnea alarm activation Incase of leakage check all connections in the ventilator as well as in the patient system 3000342E e Release Pause hold e Set PEEP to 0 cm H O 300 D62E Pre use check o Pressure Control L Q e Level above PEEP E 3000343E 3000344E Alarms and messages q Airway pressure 3000269E 3 Upper pressure limit alarm e Set Pressure Control Level above PEEP to 30 cm H O e Turn Upper press limit slowly counter clockwise and make sure upper pressure limit alarm is activated when Upper press limit and the display Peak show the same value Accuracy 2 cm H O e Atthe alarm activation make sure the audible alarm is heard the inspiration stops and expiration starts the red light at Airway pressure in the alarm section lights up each time the alarm is activated the yellow light at Airway pressure is lit at the end of each alarm activation when the red light at Airway pressure goes out the Alarms and messages display shows Airway p
95. e and make sure the expired minute volume alarm is activated when the lower alarm limit indication passes the measured minute volume indication on the bargraph 300 D72E e At the alarm activation make sure pe the audible alarm is heard Alarms and messages the Alarms and messages display shows Exp minute volume too low the red light at Exp minute volume flashes the lower alarm limit indication on the bargraph flashes the lower alarm limit indication on the bargraph corresponds to the Lower alarm limit setting Accuracy 0 5 l min Lower alarm limit 3000271E e Turn Lower alarm limit to O l min e Reset the alarm 300 D74E Pre use check 300 D75E Alarms and messages Be 300 D83E Upper alarm limit 300 D76E 10 Upper alarm limit e Turn Upper alarm limit slowly counter clockwise and make sure the expired minute volume alarm is activated when the upper alarm limit indication passes the measured minute volume indication on the bargraph e At the alarm activation make sure the audible alarm is heard the Alarms and messages display shows Exp minute volume too high the red light at Exp minute volume flashes
96. e done only by MAQUET authorized personnel Only original parts from MAQUET must be used in the ventilator Old non functioning batteries X O cells must be returned to the place of purchase or to a place where they can be disposed of properly Batteries and O cells must not be disposed of with ordinary waste Important Cleaning e The ventilator must not be gas sterilized The flow transducer must not be cleaned in a dish washing machine by ultrasonic methods or by using agents that contain aldehydes e Agents used for cleaning must have a pH between 4 8 5 Complete cleaning should be done after every 3000 hours of operation or at the latest once every year according to chapter 3000 hour overhaul with complete cleaning Accessories and auxiliary equipment Only accessories supplies or auxiliary equipment Products and accessories catalogs 64 74 725 E323E 64 74 717 E323E and Spare and exchange parts catalog 90 34 570 E323E including Supplement for Spare Parts 64 08 822 E404E should be connected to or used in conjunction with the ventilator Warning Use of accessories and auxiliary equipment other than those specified in the documents mentioned above may result in degraded performance and safety of the ventilator If a Bi Phasic Ventilation Module for SV 300 is connected to a Servo Ventilator 300A the Automode must be turned off Values measured at the signal outputs of the Servo
97. e Control Support the automode is active That is the ventilator switches to a support mode when the patient triggers breaths and 3000209E remains in this mode as long as the patient keeps triggering If he stops triggering the ventilator shifts back to the control mode again A yellow light shows that Automode is active Support A yellow light shows that the patient has triggered breaths and that the ventilator has switched from controlled to supported ventilation For a detailed description se chapter Ventilation modes 3000211E Off In this position the ventilator operates as an SV 300 3000210E 13 Control panel Respiratory pattern Knobs The respiratory pattern section of the control Resp pattefn cmv freq b min panel has knobs for settings displays anda bargraph for monitoring CMV freq b min With this knob the number of ventilator breaths minute during Controlled Mechanical Ventilation CMV is set Measured freq Insp time 50 It must be set in all modes even in spontaneous modes in which the knob setting determines the breath cycle time and frequency reference Insp period s The range is 5 150 breaths minute Insp flow l s Insp time 95 With this knob the inspiration time is set It must be set in all modes except Pressure Support CPAP The range is 10 8096 of the breath cycle time There are safe
98. e Set to Pressure Control mode 3000308E e Set CMV freq b min to 20 b min 80 90 00 110 120 130 140 150 3000353E e Set PEEP to 40 cm H O 300 F59E 19 Calibration 300 D80E O o O o O 3000354E 20 e Keep Pause hold at Exp and make sure the reading on the display End exp does not fall more than 10 cm H O during the expiratory pause hold time 30 sec In case of leakage exchange the patient tubes test lung before continuing the calibration Expiratory flow calibration e Set PEEP to 0 cm H O e Set to Volume Control mode e Adjust Volume until the green display Minute vol l min shows 7 5 l min Calibration e Wait a few breaths then check that the red display Exp minute vol l min shows 7 5 0 1 l min 300 D71E e If not adjust trimmer 6 V p 3 to correctreading 300 H62X ROY Close the lid on the flow amplifier 300 F05X
99. e Support Level above 40 PEEP is shown by two diodes If PEEP Pressure Support Level above PEEP is set higher than Pressure Control Level Trig sensitivity Level above PEEP the diodes indicating both below PEEP knobs will start flashing 300 F88E The actual pressure is shown by two flashing diodes the left showing the pressure on the inspiratory side and the right showing the pressure on the expiratory side Two diodes show preset PEEP Two diodes show preset Trig sensitivity Level below PEEP Control panel Mode selection Ventilation modes The mode selector can be set in 9 different positions providing 8 different modes of TOSSUTe Hag folume Suppor H Volume Conr s soi jee ventilation Volume Control ET VOEE ee A ZEE 2 A yellow light shows which mode has been DN KE selected Pel Pressure Support P e m cpap ished When any mode is set from Ventilator off e Ventilator off Eatery charging Optional ee Battery charging or Stand by these alarms are muted for 20 seconds Mains ee Pressure Support 300 I06E e Expired minute volume Overrange e Apnea Controlled ventilation e Pressure Control Pressure controlled ventilation e Volume Control Volume controlled ventilation e Pressure Reg Volume Control Pressure regulated volume controlled ventilation
100. e the ventilator delivers breaths with a constant preset pressure with a decelerating flow during a preset inspiratory time and at a preset frequency Aim of mode The aim of this mode is to e provide a constant pressure level during the entire inspiration avoid unnecessarily high peak airway pressures provide a decelerating flow pattern e enable controlled respiratory rate and lE ratio 16 Ventilation modes PC Applicable patients This mode can be suitable for e patients with no breathing capacity e patients who have a leakage at the endotracheal tube e patients who need a high initial flow rate in order to open up closed lung compartments e patients in whom variations in lung pressures and high peak airway pressures must be avoided e patients with lung injury e patients with asthma e patients with chronic obstructive bronchitis e patients with bronchospasm pediatric patients with uncuffed tubes postoperative patients Important considerations e Ensure that minute volume alarms are appropriately set e The inspiratory time must be set either as an exact time or as an EE ratio to define the length of the inspiration As pause is not used expiration will start as soon as the set inspiratory time has been achieved e Carefully monitor tidal volume closely as this parameter varies according to changes in the patient s lung thorax compliance resistance These changes
101. ell 300 E20E N 300 E22X Preparations Unpack the O cell at least 30 minutes before replacement e Set the mode selector to Ventilator off Battery charging e Disconnect the ventilator from mains and gas e Remove all accessories Replacement Open the lid on the patient unit Exchange of 0 cell Open the O cell holder e Take the old O cell out of the holder Disconnectthe connector from the O cell Discard the old O cell An old non functioning O cell must be returned to the place of purchase or to a place where it can be disposed of properly The O cell must not be disposed of with ordinary waste 300 F14X Exchange of 0 cell 1 Put a new O cell with O ring in the holder Make sure the O ring is not damaged and is in position Connect the connector to the new O cell Close the O cell holder 300 F16X Calibration e Connect mains Let the ventilator run for about 15 minutes 300 F17X Exchange of 0 cell Volume Contro 3000294E Q O conc 96 3000295E Alarms and messages 30002
102. en sensor and institute a manual calibration If this does not help refer unit to a service technician Troubleshooting Problems detected before patient connection Problem Display message Air O2 supply pressure too low high NOTE The flow from the missing gas air or O2 is automatically compensated for so that the patient gets the preset volumes and pressures NOTE If no gas is available the same message is shown with the actual supply pressures Possible causes Gas supply line disconnected No supply from wall outlet Pressure in wall outlet is too low high while ventilator is running Either the air or O gas module is disconnected NOTE If no gas is available then both expiratory and safety valves will open Remedy Check and connect gas supply lines Check gas module connections Call hospital technician to check supply and if necessary adjust supply pressures Display message 1 BATTERY 2 Limited battery capacity left 3 No battery capacity left NOTE At 19 5V gas modules close and both expiratory and safety valves will open 1 Unit operating on battery 2 Battery voltage below 23 V 3 Battery voltage below 21 V 1 Use as normal until mains is available 2 15 minutes capacity left 3 Recharge battery by leaving the ventilator plugged into mains Display message Internal battery voltage too high Faulty internal po
103. er press limit as low as possible in all modes of ventilation Note If airway pressure rises 6 cm H O above set upper pressure limit the safety valve opens The safety valve also opens if system pressure exceeds 120 cm H O Limited pressure If the ventilator in the modes Pressure Reg Volume Control and Volume Support cannot obtain set tidal volume within the limited permitted pressure control level 5 cm H O below set upper pressure limit and this situation goes on for 3 consecutive breaths a high priority alarm will be given The red light at Airway pressure flashes and the display Alarms and messages shows the text Limited pressure This alarm can be muted Patient safety Airway pressure 300 G49E 300 G47X Alarms and messages Q Airway Pressure High continuous pressure If the airway pressure is higher than set PEEP level 15 cm H O continuously for more than 15 seconds a high priority alarm is given The red light at Airway pressure flashes and the display Alarms and messages shows High continuous pressure This alarm can be muted Safety valve If the airway pressure continues to increase and exceeds 6 cm H O above the set Upper press limit the safety valve will open The safety valve will remain open as long as the airway pressure is too high An alarm is given with a continuous soun
104. ervo Humidifier 153 oo 70 ml Sampling adapter for Servo Gas Monitor 120 esiste stetit este treten 3 ml Dead space When setting minute volume dead space in the breathing system between the Y piece and patient should be compensated for Dead space for some accessories are listed to the left Calculation of minute volume compensation for dead space Minute volume compensation ml min for dead space V X CMV frequence b min desired for the patient Compensation for dead space and compressible volume In Volume Control and PRVC Set preset minute volume desired minute volume l min for the patient total minute volume compensation l min See examples on next page Note Always consider that the displayed measured expired minute volume is the sum of the expired minute volume from the patient and the minute volume needed for compression of gas in the breathing system D Connection to patient Example 1 Adult patient Adult silicone rubber tubes 2 x 150 cm Servo Humidifier 153 Estimated dead space for the patient 150 ml Measured Insp tidal vol 36 ml Measured from test set up see p 5 Desired minute volume for the patient 7 5 l min Desired CMV freq b min 15 breaths min Read pause or peak pressure 22 cm H O V 150 ml V 22 cm H O 40 cm H O x 36 ml 19 8 ml Total minute volume compensation V V x set CMV frequency 150 ml 19 8 ml x 15 b min
105. ery voltage below 23 V 3 Battery voltage below 21 V 1 Use as normal until mains is available 2 15 minutes capacity left 3 Recharge battery by leaving the ventilator plugged into mains Troubleshooting Problems detected with patient connected Problem Display message Internal battery voltage too high Possible causes Faulty internal power supply Remedy Take the unit out of operation and refer it to service Self test message Technical error code XXX Internal hardware problem Note the error code XXX take the unit out of operation and refer it to service Quick exchange of expiratory channel Contents Dismantling cece cece ee eeeeeeeeeeeeeeeeeeeeaaaaes 2 ASSEMDNNG sociis teste tat teen 4 Log Sheet eec PIER PIE 5 Quick exchange of expiratory channel 3000289E NO 300 E22X To be able to use the ventilator to the greatest extent MAQUET recommends that a complete cleaned expiratory channelis always kept available Thus the exchange and pre use check can be made quickly between patients and the exchanged parts can be cleaned when convenient If the expiratory channel has been calibrated in another ventilator make sure the minute volume readingis correct see Function check pp 12 13 Dismantling e Set the mode selector to Vent
106. es 300 D83E Upper alarm limit e Turn Upper alarm limit slowly counter clockwise and make sure the expired minute volume alarm is activated when the upper alarm limit indication passes the measured minute volume indication on the bargraph e At the alarm activation make sure the audible alarm is heard the Alarms and messages display shows Exp minute volume too high the red light at Exp minute volume flashes the upper alarm limit indication on the bargraph flashes the upper alarm limit indication on the oir limit bargraph corresponds to the Upper alarm limit setting Accuracy x 0 5 l min e Turn Upper alarm limit to 60 l min 300 G71E 16 Function check e Make sure the yellow light at Exp minute volume is lit 9 Ex i p minute Bol volume 3000322E g e Touch the Exp minute volume touchpad and make sure the display Alarms and messages shows Exp minute volume too high gt arms and messages 3000323E e Reset the alarm 300 D68E 17 Function check
107. etected with patient connected Problem Display message O2 conc too high NOTE If oxygen breaths are activated no alarm will be given during and 1 minute after the oxygen breaths Possible causes Oxygen is delivered in air supply line Oxygen sensor faulty Oxygen cell uncalibrated Air oxygen gas module faulty Remedy Check air supply line Check oxygen sensor and institute a manual calibration If this does not help refer unit to a service technician Display message Air O2 supply pressure too low high NOTE The flow from the missing gas air or O is automatically com pensated for so that the patient gets the preset volumes and pressures NOTE If no gas is available the same message is shown with the actual supply pressures Gas supply line disconnected No supply from wall outlet Pressure in wall outlet is too low high while ventilator is running Either the air or O gas module is disconnected NOTE If no gas is available then both expiratory and safety valves will open Check and connect gas supply lines Check gas module connections Call hospital technician to check supply and if necessary adjust supply pressures Display message 1 BATTERY 2 Limited battery capacity left 3 No battery capacity left NOTE At 19 5V gas modules close and both expiratory and safety valves will open 1 Unit operating on battery 2 Batt
108. ettable Memory Au Aut Au Au Au Au Au Au Au Au Au Au Au Au Au t man t man Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes Alarms and messages text Airway pressure too high APNEA ALARM Exp minute volume too low high O2 conc too low high O2 SENSOR No battery capacity left SEE OPERATING MANUAL Limited battery capacity left Internal X X V BATTERY CHECK TUBINGS Air supply pressure too low O2 supply pressure too low Air X X bar O2 X X bar Air supply pressure too low high Air X X bar O2 X X bar O2 supply pressure too low high Air X X bar O2 X X bar High continuous pressure Overrange Select pediatric adult Limited pressure 15 Patient safety Table of all alarms Type of alarm and priority order Power failure test nternal RAM test nternal ROM test nternal CPU test Ref and timing MM error Mixer MM error Exp flow MM error Panel MM error Range switch error Mode switch error Airway pressure Apnea Expired minute volume O concentration O cell disconnect No battery capacity left Limited battery capacity left High battery voltage External power source failure Pressure transducer error Power failure O potentiometer error Out of gas Gas supply Air Gas supply O High continuous pressure CMV potentiometer error SCM uP error Overrange Barometer error Regulation pressure limited Priority
109. g instructions so as to provide adequate atient safety The Upper alarm limit and Lower arm limit for minute volume must ways be set according to the operating instructions so as to provide adequate patient safety If a Bi Phasic Ventilation Module for SV 300 is connected to a Servo Ventilator 300A the Automode must be turned off The Automode must be turned off if two SV 300A are connected with a synchronization cable for Master Slave application During operation the water traps must be checked regularly and if necessary emptied Important Service e The Servo Ventilator 300 300A must be The device complies with the 0413 requirements of the Medical Device Directive 93 42 EEC Regarding electromagnetic compatibility it is the responsibility of the user to take necessary measures in order to ascertain that the specified limits are not exceeded as this may impair the safety of the ventilator Such measures should include but are not limited to Normal precautions with regard to relative humidity and conductive characteristics of clothing in order to minimize the build up of electrostatic charges avoiding the use of radio emitting devices in close proximity to the ventilator such as high frequency surgery apparatus or cordless mobile telephones resulting in a field level exceeding 3 V m IEC 601 1 2 Magnetic fields of MR equipment having flux densities above 20 mT may cause de
110. g thorax compliance decreasing Patient s airway resistance increasing Check patient Check ventilator settings and alarm limits Troubleshooting Problems detected with patient connected Problem Display message High continuous pressure Possible causes Airway pressure is higher than set PEEP plus 15 cm H O for more than 15 seconds Remedy Check patient Check circuit Check ventilator settings and alarm limits Display message Check tubings Disconnected pressure transducer expiratory Blocked pressure transducer expiratory Water in expiratory limb of ventilator Wet bacterial filter Clogged bacterial filter Check ventilator internals on expiratory side Refer to service Replace filter Remove water from tubing and check humidifier settings i e relative humidity Check heater wires in humidifier if present Display message 02 SENSOR Indicates oxygen sensor missing or disconnected Check oxygen sensor and connection and rerun self test turn ventilator to OFF and then to ON Display message 02 conc too low Gas delivered in supply line is not oxygen Oxygen sensor faulty or exhausted Oxygen cell uncalibrated Air oxygen gas module faulty Check oxygen supply line Check oxygen sensor and institute a manual calibration If this does not help refer unit to a service technician Troubleshooting Problems d
111. ges display shows O2 supply pressure too low Air X X bar O2 X X bar e Mute the alarm and make sure the red display Exp minute vol l min still shows the same value as the green display Minute vol l min Accuracy 0 5 l min 15 pnm Pre use check O2 300 D92X E 300 D68E O2 cp 300 D93E lt AIR a Bolfo m i TEN Gas supply 300 F75E 16 Connect O supply e Wait a few breaths and then reset the alarms e Disconnect the air supply and make sure Gas supply and O concentration alarms are activated Atthe alarm activations make sure the audible alarm is heard the red light at O concentration flashes the red light at Gas supply flashes Pre use check Touch the touchpad at Gas supply and make sure the Alarms and messages display shows Air supply pressure too low Air X X bar O2 X X bar Gas supply Alarms and messages 300 F76E e Mute the alarm and make sure Tidal vol ml the red display Exp minute vol l min still shows the same value as the green Pa Minute vol display Minute vol l min Accuracy a 0 5 l min Insp tidal vol ml
112. hen the ventilator is not used it should always be connected to mains and the mode selector should be set to Ventilator off Battery charging to ensure charging of the internal battery us i If mains is not available an external battery N can be connected The internal battery will then be charged from the external battery The external battery should only be connected by means of a cable delivered by 5 e Ventilator off MAQUET 8 Battery charging Standby In this position all electronic circuits are power supplied for warming up and the ventilator is ready for use E Standby All necessary settings for a specific patient R can be made in this position using the SPG system In position Stand by e the inspiratory valve is closed e the expiratory valve is closed e the safety valve is closed e the caution sound will be heard all displays are off except the Alarms and messages display which shows STAND BY if no active alarms exist Optional This position is intended for future upgrades The selector cannot be set in this position on today s ventilators Optional EE J 300 I06E 2 Control panel Automode The control Automode has two positions On and Off On When set to this position and with the mode bad selector setto Volume Control Support Pressure Control Support or Pressure Reg Volum
113. ient circuit Expiratory internal limb of ventilator not properly inserted Ventilator uncalibrated Check all external parts associated with the patient circuit and expired minute volume measurement If necessary calibrate the ventilator PEEP CPAP and or plateau pressure cannot be maintained Leakage in patient circuit or test lung Check patient circuit and test lung Perform leakage test CPAP pressure does not reach desired value during pre use check Leakage in patient circuit or test lung Check patient circuit and test lung Troubleshooting Problems detected before patient connection Problem Display message 02 SENSOR Possible causes Oxygen sensor missing or disconnected Remedy Check oxygen sensor and connection Display message 02 conc too low Gas delivered in supply line is not oxygen Oxygen sensor faulty or exhausted Oxygen cell uncalibrated Air oxygen gas module faulty Check oxygen supply line Check oxygen sensor and institute a manual calibration If this does not help refer unit to a service technician Display message O2 conc too high NOTE If oxygen breaths are activated no audible alarm will be given during and 1 minute after the oxygen breaths Oxygen is delivered in air supply line Oxygen sensor faulty Oxygen cell uncalibrated Air oxygen gas module faulty Check air supply line Check oxyg
114. ient safety the Upper press limit should always be set as low as possible in all modes The range is 16 120 cm H O There are safety catches at 60 80 and 100 cm H O If the set upper limit is reached the alarm is activated inspiration is immediately stopped and expiration started Pressure Control Level above PEEP With this knob the pressure control level for the pressure controlled breaths is set It is active in Pressure Control SIMV Press Contr Pressure Support The range is 0 100 cm H O There are safety catches at 30 60 and 80 cm H O Control panel Airway pressure Pressure Support Level above PEEP s With this knob the pressure support level for Airway preSS upper press limit the pressure supported breaths is set It is active in Pressure Support SIMV Vol Contr Pressure Support SIMV Press Contr Pressure Support SV 300A Automode Pressure Control Support U w 7 D The range is 0 100 cm H O There are safety catches at 30 60 and 80 cm H O Pressure Control e Level above PEEP m gt a m x 9 PEEP With this knob the positive end expiratory pressure level is set It is active in all ES e o modes 90 e Pressure Support The range is 0 50 cm H O There is a ad kalebon Paa safety catch at 20 cm H O N o o eo a o w o o Trig sensitivity Level below PEEP b
115. ilator off Battery charging e Disconnect the ventilator from mains and gas e Remove all accessories Open the lid on the pneumatic unit Quick exchange of expiratory channel 300 F08X M 4 300 F09X a A 300 E25X e Disconnect the flow transducer connector Loosen the bacteria filter Press the spring to open the expiratory valve Quick exchange of expiratory channel x S N o e 300 F11X 7 P J gt 300 F12x B m e Lift the entire expiratory channel upward For cleaning instructions see chapter Routine cleaning Assembling e Make sure the new expiratory channel is correctly assembled the numbers on the flow transducer and the preamplifier correspond the number on the flow transducer label corresponds to the serial number on the ventilator e Put the expiratory channel in place e Connect the flow transducer connector Quick exchange of expiratory channel e Connect the bacteria filter 300 E40X Make sure the expira
116. ion time Pause time Inspiration rise time Presettidal volume Preset minute volume Oxygen breaths Start breath Pause hold Alarm silence O concentration Automode SV 300A 20 Ventilator off Battery charging Stand by Optional On present ventilators the selector cannot be set in this position 5 150 breaths minute 0 5 40 breaths minute 10 8096 of breath cycle time stepless 0 3096 of breath cycle time stepless 0 100 cm H O 0 100 cm H O 0 50cmH O Flow 3 32 ml s green marked area Pressure 17 0 em H O Neonate 8 ml s 0 5 l min Pediatric 16 ml s 1 l min Adult 32 ml s 2 l min 0 1096 of breath cycle time stepless Adult range 50 4000 ml Pediatricrange 10 400 ml Neonaterange 2 40ml 0 2 60 l min 6 or 0 15 l min 100 for 20 breaths or max 1 minute Initiation of 1 breath in all modes Insp or exp 2 minute or reset 21 100 3 O Automode On Off General description Technical specifications Alarms Airway pressure upper sssseee 185 120 cm H O ES High continuous pressure ssessssssssss Set PEEP level 15 cm H O for more than 15 Seconds rcge PME Set value 6 Lower alarm limit cannot go below 18 or exceed 9096 Expired minute volume Upper alarm limit Adult Pediatric range 0 60 l min Neonate range 0 6 l min Expired minute volume Lower alarm limit Adult Pediatric range 0 3 40 l min
117. iption Control unit Conversion of flow and volume to get reference to ambient pressure In the SV 300 300A flow measurements and all preset and indicated volumes as well as all flow or volume output signal values on connectors N 77 N78 N81 N 82 N 83 and N84 are referenced to standard pressure 1013 mbar 760 mm Hg If any flow or volume is to be referenced to ambient pressure 1 Readthe actual barometric pressure See Use of touchpads in chapter Calibration 2 Usethe table on the next page to find the closest conversion factor for the read value To convert ventilator settings Toseta volume referenced to ambient pressure Multiply the intended value by the conversion factor for ventilator settings To convert ventilator readings Togetaread value referenced to ambient pressure Multiply the read value by the conversion factor for ventilator readings See table and examples on next page pe pu General description Control unit Barometric pressure mbar mm Hg 700 525 0 69 720 540 0 71 740 555 0 73 760 570 0 75 780 585 0 77 800 600 0 79 820 615 0 81 840 630 0 83 860 645 0 85 880 660 0 87 900 675 0 89 920 690 0 91 940 705 0 93 960 720 0 95 980 735 0 97 1000 750 0 99 1013 760 1 00 1020 765 1 01 1040 780 1 03 1060 795 1 05 1080 810 1 07 1100 825 1 09 Conversion factor for ventilator settings Conversion factor for ventilator readings 1 45 AI 7 33 30 27
118. iption The number of supported breaths triggered within the SIMV cycle depends on the patient s breathing efforts Ventilation modes SIMV VC PS Pressure Support Each time the patient triggers after the Level above PEEP SIMV breath within the same SIMV cycle a supported breath is given with pressure support at the preset Pressure Support Level above PEEP The patient determines respiratory rate tidal volume and inspiration time The number of assisted breaths triggered within the SIMV cycle depends on Lu the patient s breathing efforts Pressure SIMV cycle 300 H51E If a SIMV period passes without any breathing effort a mandatory volume controlled breath is started by the ventilator at the end of the SIMV period During the volume controlled breaths the patient has the possibility to increase the flow Pressure SIMV cycle Pressure Support Level above PEEP 300 H50E 39 Ventilation modes SIMV VC PS Curves and loops obtained from Servo Screen 390 Patient ID Date amp time Vs I5 Flow Time Flow Volume Pressure Time Volume Pressure cm H20 PATIENT MENU 300 H44E peak Po Dynamic characteristics low compared to Static compliance Pattern recognition on the Flow Volume and Volume Pressure curves demonstrate the same Curves from a COPD patient Resistance high P 40 Ventilation modes SIMV VC PS Notes
119. isinfectant for about one hour DISINFECTANT 3000378E 14 3000 hour overhaul with complete cleaning e Rinse the parts in water 3000379E e Autoclave all parts including the flow AUTOCLAVE MAX 150 C 3000 F transducer at a maximum temperature of 150 C 300 F Note Do not autoclave the flow transducer amplifier with cable x 3000380E 3000 hour overhaul with complete cleaning 300 E44X X iS n eo o e 16 Assembling Expiratory channel Replace the mesh net in the flow transducer as follows remove the screw take out the mesh net insert and secure the new mesh net e Assemble the expiratory channel The following items should be new expiratory valve tube bacteria filter with 13 cm tube and nipple mesh net in flow transducer 3000 hour overhaul with complete cleaning 300 E39X 300 E37X 300 E38X e Connect the flow transducer amplifier Make sure the numbers on the flow transducer and the amplifier correspond the serial number on the amplifier label A corresponds to the serial number on the SV 300 SV 300A If the expiratory channel has been calibrated in another ventilator make sure the minute volume reading is correct see Function check pp 12 13 Put the complete expiratory channel in place Make s
120. ith asthma e patients with chronic obstructive bronchitis pediatric patients postoperative patients e patients with no breathing capacity e patients who initially need high initial flow rates to open up closed lung compartments e patients in whom unnecessary high airway pressures should be avoided e patients in whom you need to control the volume during pressure controlled ventilation when alveolar improvement occurs e g during surfactant therapy Important considerations e Ensure that minute volume alarms are appropriately set e The upper pressure limit setting has two functions in this mode 1 If the upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure 2 A deterioration in the patient s compliance resistance can lead to an increased pressure necessary to deliver the set volume If the peak airway pressure rises to 5 cm H O below the set upper pressure limit a Limited pressure alarm is given The breath will still be delivered but the tidal volume will be lower than preset e Maximum allowed inspiratory time is 80 of the respiratory cycle e Inspiratory rise time can be set to adjust the time during which the pressure rises to its preset level e The patient can initiate breaths depending on the trigger sensitivity setting The breaths will be delivered according to the set parameters e f the patient is disc
121. k of parts being infected when disassembling and cleaning the ventilator Make sure the parts that have been in contact with the patient s expiratory gas are clean before any other work e g repair exchange of parts etc is started 3000 hour overhaul with complete cleaning Disposable parts Only spare parts from MAQUET shall be used Bacteria filters e 2 for gas modules e 1 for inspiratory pressure transducer e with 13 cm tube and nipple for expiratory pressure transducer 1 for O cell Other items Expiratory valve tube e Mesh net including screw for expiratory flow transducer e 2 diaphragms for gas modules 300 K55X e 2 O rings for gas modules e 2 complete plastic nozzle units for gas modules with metal nozzle units Equipment e Screwdriver e Hexagonal wrench 5 mm 3000 hour overhaul with complete cleaning Preparations e Set the mode selector to Ventilator off Battery charging e Disconnect the ventilator from mains and gas supply e Remove all accessories 3000292E e Wipe the outside of the ventilator with a soft cloth moistened in a disinfectant 300 E21X 3000 hour overhaul with complete cleaning Gas modules Open the lid on the patient unit Make sure the ventilator is disconnected from mains and the mode
122. larm limit setting Check cuff pressure Check patient circuit perform leakage test if necessary Check pause time and graphics to verify Consider more ventilatory support for the patient Troubleshooting Problems detected with patient connected Problem Display message Overrange Select Pediatric Adult NOTE Tidal volume and minute volume displays will also flash if maximum measurable volumes are exceeded Possible causes Combination of settings or monitored values exceeds the allowable range for the selected patient range Remedy Check patient Check ventilator settings and the monitored values and change the range accordingly Display message Airway pressure too high NOTE If airway pressure rises 6 cm H O above set upper pressure limit the safety valve opens Safety valve also opens if system pressure exceeds 120 cm H O Kinked or blocked patient tubing Mucus or secretion plug in endotrachal tube or in airways Patient coughing or fighting ventilator Inspiratory flow rate too high Improper alarm setting Check patient Check ventilator settings and alarm limits Display message Limited pressure NOTE This alarm is active only in the PRVC and VS modes Kinked or blocked patient tubing Mucus or secretion plug in endotrachal tube or in airways Patient coughing or fighting ventilator Improper alarm setting Patient s lun
123. larm tone is generated by a beeper located next to connector N 82 on the upper right hand side of the control unit For checking purpose a few short beeps of this back up alarm will be heard each time the Mode selector is turned from or to the position Ventilator off Special note concerning failure of internal supply voltage Should the 5 V internal supply voltage fail all front panel indications may be turned off and the intermittent back up alarm signal may be the only alarm indication This alarm situation may also occur if the mains voltage is higher than specified for the power supply 13 Patient safety Table of clinical alarms Type of alarm and priority order Airway pressure Apnea Expired minute volume O concentration O cell disconnect No battery capacity left Limited battery capacity left External power source failure Pressure transducer error Out of gas Gas supply Air Gas supply O High continuous pressure Overrange Regulation pressure limited For a complete table of all alarm functions see pp 16 17 Priority level gh gh gh gh igh Caution gh gh BE p uL ode 2 2 2S gh High High High silent caution High silent caution High High High For footnotes and other explanations see page 18 14 Mutable No Yes orn Y eg 0 nas Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yeg0 nas Yes Patient safety Table of clinical alarms Res
124. level Mutable High Yes High Yes High Yes High Yes High Yes High Yes igh Yes igh Yes High Yes igh Yes igh No High Yes 100 105 igh Yes 10 005 igh Yes High Caution Yes igh No igh Yes High Yes High caution Yes High Yes High Yes High Yes igh Yes igh silent caution Yes High silent caution Yes High Yes High Yes High Yes High Yes 0005 High Yes High Yes For footnotes and other explanations see page 18 16 Patient safety Table of all alarms Resettable Memory No No No No Aut Aut Aut Aut Au Au Au Aut Au Au Au Au Au Au Au Au Au Au Au Au Au Au Au t man t man Aut Au Au Au No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Alarms and messages text Technical error code PFT RESTART Technical error code RAM RESTART Technical error code ROM RESTART Technical error code CPU RESTART Techn error code uP R amp T SEE OPERATING MANUAL RESTART Techn error code uP Mix SEE OPERATING MANUAL RESTART Techn error code uP Exp SEE OPERATING MANUAL RESTART Techn error code uP Pan SEE OPERATING MANUAL RESTART Technical error code SwR SEE OPERATING MANUAL Technical error code SwM SEE OPERATING MANUAL Airway pressure too high APNEA ALARM Exp minute volume too low high O2 conc too low high O2 SENSOR No battery capacity left SEE OPERATIN
125. ly 300 G55E 300 G56E 300 G67E Alarms and messages n ies scd Alarms and messages n ud uid Alarms and messages rn D dd Alarm High priority alarm is given if the pressure of any of the connected gases is outside the range 2 596 to 6 5 4 596 bar This will occur if One gas is disconnected One gas module is disconnected Supply pressure is too high low Gas supply air If the air supply is outside the range the red light at Gas supply flashes and the display Alarms and messages shows Air supply pressure too low high Air X X bar O2 X X bar The high priority alarm may be downgraded to a silent caution alarm if the set O concentration is between 98 and 10096 Gas supply O If the O supply is outside the range the red light at Gas supply flashes and the display Alarms and messages shows O2 supply pressure too low high Air X X bar O2 X X bar The high priority alarm may be downgraded to a silent caution alarm if the set O concentration is between 21 and 23 The flow from the missing gas is automatically compensated for so that the patient will get preset volumes and pressure Out of gas If no gas supply is available the red light at Gas supply flashes and the display Alarms and messages shows Air supply pressure too low O2 supply pressure too low Air X X bar O2 X X bar The safety valve and the expiratory valve will also open All
126. n the patient unit 300 E22X 1000 hour overhaul e Loosen the bacteria filter 300 E24X Press the spring to open the expiratory valve 300 E25X e Lift the entire expiratory channel upward eet 300 E26X i e 1000 hour overhaul e Disconnect the flow transducer from its amplifier 300 E23X e Dismantle the expiratory channel and discard the expiratory valve tube and the bacteria filter with tube and nipple x 7 m eo o e 1000 hour overhaul Assembling e Replace the mesh net in the flow transducer as follows remove the screw take out the mesh net insert and secure the new mesh net 300 E44X e Assemble the expiratory channel The following items should be new expiratory valve tube bacteria filter with 13 cm tube and nipple mesh net in the expiratory flow transducer 300 E45X e Connect the flow transducer amplifier and make sure the numbers on the flow transducer and the amplifier correspond the serial number on the amplifier label A corresponds to the serial number on the SV 300 SV 300A If the expiratory channel has been calibrated in
127. nd at the preset frequency Aim of mode The aim of this mode is to provide controlled ventilation deliver a preset tidal minute volume with a presetrespiratory rate independent of changes in lung thorax resistance compliance provide a controlled inspiratory time and pause time if set 22 Ventilation modes VC Applicable patients This mode can be suitable for patients with normal lungs being ventilated for other reasons general postoperative patients again preferably with normal lungs Important considerations e Ensure that minute volume alarms are appropriately set e f the patient creates a pressure below the set PEEP level during inspiration the ventilator will provide a higher flow The pressure is regulated to the set PEEP level to provide an on demand flow corresponding to the patient s needs The patient should never be able to generate a pressure lower than the set sensitivity due to the fact that flow demands are matched providing for better synchronization with the ventilator Carefully monitor patient airway pressures at all times as these can change sometimes quite dramatically as the patient s lung thorax resistance compliance changes e Maximum allowed inspiratory time is 80 of the respiratory cycle e f the upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure 23
128. nute volume The display flashes at the same time as Exp tidal vol ml flashes if the maximum measurable exp tidal volume is exceeded Neonate 1 10 This light is lit when the Neonate range has been selected indicating that the scales on the alarm limit settings have been changed Control panel Volume Upper alarm limit Alarm limits Neonate 1 10 Lower alarm limit 300 I20E Preset upper alarm limit Measured minute volume i d Preset minute volume Preset lower alarm limit 300 G24E Volume bargraph There are two volume bargraphs the left showing readings from 0 to 2 l min and the right showing readings from 2 to 20 l min Volume bargraph indications Preset Upper alarm limit is shown by two red and two green diodes The set limit should be read at the two lower diodes The two lower diodes flash when the limit is set above 20 l min and all four diodes flash if the set upper alarm limit is exceeded The measured expired minute volume is shown by one red and one green flashing diode Preset Minute volume is shown by one red and one green diode When the measured and preset minute volumes are equal this indication will be hidden behind the measured minute volume indication Preset Lower alarm limit is shown by two red and two green diodes The set limit should be read at the two lower diodes The diodes flash when the limit is set at the lower end
129. o Volume and Insp rise time settings The display is only active in volume controlled modes Volume Control and SIMV Vol Contr Pressure Support Control panel Respiratory pattern Set freq Set freq b min b min lt Insp period s Insp period s lt Insp flow l s Insp flow l s 3000246E lt In the SV 300 300A flow measurements and all preset and indicated volumes are referenced to standard pressure 1013 mbar 760 mm Hg see page 13 in General description Alternative use of resp pattern displays If the Stand by touchpad and a touchpad for an actual mode are activated simultaneously the displays change to show e Breath cycle time in seconds alternating with the text t s e E ratio alternating with the text EE Flow rate in l min alternating with the text min The values shown on displays with a flashing light can be adjusted If the Stand by touchpad is activated again the display will change back to normal operation This will also occur automatically after 1 minute Control panel Volume Volume Tidal vol ml Minute vol Insp tidal vol ml Exp tidal vol ml Exp minute vol TG a ETE TREE TED MM ME MEME M E E E TO De ES o m A o 300 116E 2 c N eo o AB N o 0 O Volume Upper alarm limit O Al
130. o Pressure Support Ol Stand by o breath Peak 50 90 CPAP eraen bat o 40 100 N Ventilat iff 4 OU O o Seer luno Optional cre SS Ney 20 A 120 Mean Respf pattern o CMV fren b min Volume o Vo Alarms and messages MeasilfB freq 7 100 Tidal vol Pause b min 50 110 ml 40 120 30 H30 EN oN s O p Arway Set fi 1 0 Minute vol Kom reestre End Exp b min imin Presslipe Control Ins 5 0 Qz eoncentratien Level jabove PEEP oa E E 40 60 40850 Insp tidal vol O o 30 70 30 60 nd o 25 20 U o 20 o O a Exp minute 10 90 O 9 volume op 100 insp B vs 1080 Exp tidal vol E k O O Apnea Presslife Support oO O Level live PEEP Paulae E 40 Bi so E s 2 Exp minute vol Gasteuncy a U id 5 U 25 4o loo Battery o Too 0p 30 Technical PEEP Insp A88 time o DURS Uppebialarm limit 20 30 4 6 a 25 ko 15 35 3 7 is s Roset SX 1004 40 2 8 19 5 45 1 9 eu AQ 2 min s50 I f 5 00 Trig itivit Alan its Level bebw PEEP SIMVEME b min O Neonglg 1 10 0l d 24 9 Q 15 25 5 20 Insp A 12 2 2s 0 e 10 IB Y N 14 i ND 0 1 30 5 35 Exp cN 16 0 5 40 0 Lowel irm limit 02 o SIEMENS Servo Ventilator 300 A 3000299E 5 Calibration o o o9 Pressure Control 3000300E Alarms and messages 30
131. ode as long as the patient keeps triggering If the patient stops breathing the ventilator will shift back to the control mode The Automode includes the following combinations of control and support modes Control mode Support mode Volume Control lt Volume Support Pressure Control Pressure Support Pressure Reg Volume Control lt Volume Support Aim of mode e The aim of the Automode is to adapt the ventilator status to the patient s breathing efforts including respiratory drive This means that the discontinuation of mechanical ventilation can start as soon as the patient makes his first breathing efforts Patient comfort should also increase due to less fighting of the ventilator Conceivably this may set a platform for a decrease in sedation level and also a shorter stay on the ventilator Applicable patients he same as for Servo Ventilator 300 Note The Automode is not applicable for patients with neuromuscular block or drugs that severely depress the respiratory drive Important considerations he mode descriptions for the SV 300 apply to SV 300A except for the description on the following pages 50 e The Automode can be used in Volume Control Support where the support mode is Volume Support Pressure Control Support where the support mode is Pressure Support and Pressure Reg Volume Control Support where the support mode is Volume Support
132. onnected for any reason and then reconnected the return to the set tidal volume is accomplished by a reactivation of a test breath sequence Target tidal volume will thus be restored within a few breaths For patient safety always set Upper press limit as low as possible Ventilation modes PRVC Settings The following knobs shall be used e Patient range selector e Upper press limit e PEEP e Trig sensitivity Level below PEEP e CMV freq b min e Insp time 96 e Insp rise time 96 e Volume 3000249X e Upperalarm limit Lower alarm limit e O conc 96 SV 300A e Automode Troubleshooting This is a short clinical troubleshooting guide for this specific mode For general troubleshooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Inspiratory pressure Increased resistance or Reevaluate the patient and increase decreased compliance act according to findings If resistance increases because of Secretions gt suctioning Bronchospasm bronchodilators If compliance decreases Increase PEEP if cycling on the low part of the Volume Pressure cu
133. onsiderations e The time in seconds for one SIMV cycle is 60 preset SIMV rate Each SIMV cycle is made up of two parts 1 The SIMV period during which the mandatory breath or synchronized breath will occur 2 The spontaneous period during which the patient can breathe on his own with an inspiratory pressure support The SIMV period is set for each individual patient by the CMV rate setting Example SIMV rate 60 10 breath cycle time 10 6 seconds CMV rate 60 30 gt SIMV period 30 2 seconds The cycle is then based on the SIMV period For example if the set inspiratory time is 25 the inspiratory time will be 25 of 2 seconds 0 5 second The expiratory time will then be 1 5 seconds which means an I E ratio of 1 3 The remaining time is available for spontaneous breathing A breathing effort from the patient during the SIMV period will initiate the SIMV breath according to preset timing and with preset tidal volume A breathing effort from the patient during the spontaneous period will result in either a purely spontaneous breath or a pressure supported breath If the patient has insufficient sponta neous breathing capabilities the maximum time between any two SIMV breaths is just over one cycle To ensure adequate ventilation the apnea alarm is activated if the time between any two consecutive breaths exceeds the apnea delay time The PSV breath will terminate when the flow drops to
134. ontrol PC ssseens Pressure controlled ventilation Volume Control VC sss Volume controlled ventilation Pressure Reg Volume Control PRVC Pressureregulated volume controlled ventilation Supported ventilation Vol me SUpport VS eseese Volume supported ventilation Pressure Support PS ssssssssees Pressure supported ventilation CPAP WM Continuous Positive Airway Pressure ventilation Combined ventilation SIMV Vol Contr Pressure Support Synchronized Intermittent Mandatory SIMV VC PS Ventilation based on volume controlled ventilation with pressure support SIMV Press Contr Pressure Support Synchronized Intermittent Mandatory SIMV PC PC Ventilation based on pressure controlled ventilation with pressure support Combined ventilation SV 300A Automode Pressure Control Support PC S ssse After two consecutive patient trigs the Volume Control Support VC S ventilator shifts from controlled to Pressure Reg Volume Control Support supported ventilation and remains in the support mode as long as the patient keeps triggering If the patient stops breathing the ventilator shifts back to the control mode after Adult 12 s Pediatric 8 s Neonatal 5 s 19 D General description Technical specifications Other settings Knob settings CMV frequency SIMV frequency Inspirat
135. our catalog Products and accessories To help you use the System SV 300 to its fullest potential a comprehensive series of educational materials is available This includes a set of Pocket Guides covering clinical as well as technical aspects a clinical workbook including cases several video programs and scientific publications The educational materials are constantly being improved and extended For more information contact your MAQUET representative Servo Ventilator 300 SV 300A Servo Ventilator 300A SIEMENS Servo Ventilator 300 Patient Jes 3000208E Servo Ventilator 300A The Servo Ventilator 300A is a lung ventilator intended for adult pediatric and neonatal patients The ventilator has two main units e Control unit e Patient unit The control unit and the patient unit are connected with a 2 9 meter long cable thus making possible innumerable functional arrangements Servo Ventilator 300 The Servo Ventilator 300 is essentially the same as the Servo Ventilator 300A but without the Automode function ame General description Control unit Airway press upper press limit cm H20 697 go 50 90 40 100 3078 10 20 Peak Press Level above PEEP Pressure Support Level above PEEP Tio sensitivity Level below PEEP 8 6 e DE Measured freq b min Insp flow Vs Ventilator off Battery charging CMV freq b min 6070 80 90
136. ove PEEP Pressure Support Level above PEEP e PEEP f Trig sensitivity Level below PEEP CMV freq b min Insp time 9o 3000255X Insp rise time 9o e SIMV freq b min e Upperalarm limit and Lower alarm limit O conc 96 Troubleshooting This is a short clinical troubleshooting guide for this specific mode For general troubleshooting see chapter Troubleshooting and for alarms and other safety issues see Patient safety Symptom Cause Solution Irregular breathing Mismatch between Increase pressure support mandatory and assisted breaths The patient is fighting the The same as above or too Consider more pressure ventilator low CMV frequency support and or less SIMV or consider using VS 45 Ventilation modes SIMV PC PS Pressure 300 H37E Pressure 300 H38E 46 Pressure Support Level above PEEP Pressure Control Level above PEEP Pressure Support SIMV eycle teyel above PEEP Pressure Control Level above PEEP Technical mode description The ventilator is triggered by flow or pressure A new breath SIMV breath or assisted breath is delivered when the trig sensitivity level is reached The first time the patient triggers within the SIMV period the delivered SIMV breath is a pressure controlled breath See PC description The number of supported breaths t
137. piration system can be decontaminated and sterilized The expiratory valve the bacteria filter with tube and nipple for the expiratory pressure transducer and the mesh net in the expiratory flow transducer shall be replaced after every 1000 hours of operation The parts of the inspiratory system shall be sterilized and the bacteria filters replaced after every 3000 hours of operation or within one year whichever occurs first All personnel should be aware of the risk of parts being infected when disassembling and cleaning the ventilator All disposable parts shall be discarded according to hospital rules and in an environmentally safe way Routine cleaning These instructions apply when the same expiratory channel is to be cleaned and then put back in the same ventilator Dismantling e Set the mode selector to Ventilator off Battery charging e Disconnect the ventilator from mains and gas supply e Remove all accessories 3000290E c m me UP Dv Wipe the outside of the ventilator with a soft cloth moistened in a disinfectant 300 E21X Open the lid on the patient unit 300 E22X N Routine cleaning Loosen the bacteria filter 300 E24X Press the spring to open
138. position or if the set lower alarm limit is exceeded 21 sd Control panel 0 concentration O2 conc 96 9 Oxygen breath running 300 I21E Oxygen breath running Oxygen breaths Start breath 300 I23E 22 Knobs O conc o With this knob the O concentration and the alarm limits are set at the same time The setting range for the gas mixer is 21 to 100 O There is a safety catch at 6096 O The alarm limits are automatically set at approximately 6 O above and below the Set concentration value There is also an absolute minimum alarm limit of 1896 O which is independent of operator settings Oxygen breaths Before or after suctioning it may be necessary to give the patient extra oxygen By setting this knob to Oxygen breaths 100 O will be given during 20 breaths or during max 1 minute After one minute breaths with the previously set O concentration will be given again even if 20 oxygen breaths have not been delivered To cancel before 20 oxygen breaths are given set the knob to Oxygen breaths again Oxygen breaths are shown by the yellow light Oxygen breath running and the display O conc 96 showing 100 When oxygen breaths are activated the O concentration alarm is muted for a maximum time of 55 seconds The alarms for expired minute volume apnea and overrange will be muted during the oxygen breaths Control panel 0 concentration
139. pply 5 0 25 ovx O O Battery uo Imin E re 20 7 O Technical o Insp Fise time E O Eye Eis UPpeRaarm limit 4 6 E E 25 80 35 E 20 40 8 E 16 4 EE Es A n ao Reset ew 1 o Euj Ete w 50 X 2 min NS D 10 E i E 12 z i o Alan its o SIMV ff n v min E4 10 0 Neoni 1 10 P Peel Es 11s 25 5 20 Eos Ie E 2s 0 25 ter a a 1 30 HE 5 35 i Ne 0 5 40 C 04 L4 0 E Lowel alarm limit E 0 2 2 WE Eo SIEMENS Servo Ventilator 300 A Pre use check e Assemble and connect the complete patient system which is to be used e Attach atest lung Only a MAQUET test lung shall be used Connect gas supply Air and O Note If a humidifier is used it shall be inactive during the pre use check 3000265E e Connect the ventilator to mains 300 D51X Make sure the yellow light at Ventilator off Battery charging and the green light Mains are lit Ventilator off Battery charging 3000266E Open the lid on the patient unit 300 H54X pate Pre use check
140. r switches back to Volume Control after about 12 seconds The yellow light Support is no longer lit O Support Automode e On of e Set Automode to Off Automode i S e Set Trig sensitivity Level below PEEP to 17 em H O O Support s E O o o 2 SO Cc r o E n o ig sensitivit O Level below PEEP E OQ eo e O S 3000234E e The Pre use check is now complete set the mode selector to Stand by or if 3000288E the ventilator is to be connected to a patient make the appropriate settings for that patient od ENN D e d 10 Log sheet e Note on a log sheet that a pre use check has been performed Troubleshooting Contents Problems detected before connection OT Datlerit aie ere Dern Eee ages 2 Problems detected with patient CONNECTE wc 6 This troubleshooting guide is divided into two sections problems usually detected before you connect the patient problems usually detected when the patient is connected Note Some of the problems may occur in both cases and are therefore included in both sections The suggestions
141. range selection Pressure Control Level above PEEP 40 5 go 30 7 z 100 20 80 E 10 NS 00 E 90 100 E Pressure Support E Level above PEEP 80 ER E 40 69 30 9 ROI E 70 E 20 80 1077 ad o too 50 PEEP E 20128139 40 15 i 35 2 102 E40 5 45 o 50 Trig sensitivity Level below PEEP Airway pressure I S e eo 8 Mains Ple 32 Mode selection O2 concentration 9 Vases conta volume Control Pressure Control Mains A Volume Support SIMV Vol Contr Pressure Support Pressure Support SIMV Press Contr Pressure Support 9 O2 conc f Oxygen breath running es ij CPAP ee Ventilator off e Optional ee oleate Start breath CMV freq b min Volume Volume eee ae Measured freq 6070 890 4 Tidal vol b min 0 mi 140 Set freq 10 50 b min Insp time 40 50 Insp period s 30 S60 EHG 2075 70 7 10 o Insp flow Vs SIMV freq b min 8 1216 5 20 25 25 1 30 Respiratory pattern Upper alarm limit 25 30 35 20 Alarm limits Neonate 1 10 Lower alarm limit Volume Alarms and messages Pause hold Pause hold Control panel Patient range selection Patient range selector With this knob the patient range is selected Ithasthree different positions e Adult e Pediatric ps e Neonate
142. re the audible alarm is heard the safety valve opens with a distinct click the display Alarms and messages shows Airway pressure too high the yellow light at Airway pressure is lit Do not activate the safety valve repea tedly since this may cause an overload of the electromagnet that controls the valve Connect the patient tube to the inspiratory outlet Reset the alarm 23 Function check Pause hold 300 D59E 12 O alarm Lower alarm limit e Hold Pause hold at Exp and Alarms and messages 3000327E Alarms and messages 3000328E N 3000329E AR note the O concentration value on the display Alarms and messages The reading shall be 40 3 O e Turn O conc 96 clockwise and make sure the O concentration alarm is activated when the green display O conc 96 reading is 6 1 higher than the noted value At the alarm activation make sure the red light at O concentration flashes the display Alarms and messages shows O conc too low e Set O conc to 40 Function check Upper alarm limit Hold Pause hold at Exp and Pause hold
143. ress limit to 60 cm H O Function check Pressure Control Level above PEEP 40 50 go 3000362E Ro pressure Alarms and messages 3000317E 300 D68E e Set Pressure Control Level above PEEP to 0 cm H O e Set PEEP to 0 cm HO e Touch the touchpad at Airway pressure in the alarm section and make sure the display shows Airway pressure too high e Reset the alarm Important Proceed with the instructions on the inside of the front cover before continuing the Function check Function check ooo o COM id Vou Set freq 3000363E 6 Tidal and minute volumes Test of tidal and minute volumes and flow transducer integrity e Set to Volume Control mode e Adjust CMV freq b min so that the green display Set freq b min shows 20 b min e Adjust Volume so that the green display Tidal vol ml shows 375 ml Function check e Make sure the green displ
144. ressure too high the upper pressure limit indication on the bargraph flashes the safety valve does not open if it opens a distinct sound is heard and the PEEP evel drops to zero Pre use check 3000375E ooo 3000345E 300 D68E Pressure Control Level above PEEP e Set Upper press limit to 60 cm H O e Set Pressure Control Level above PEEP to 0 cm H O e Reset the alarm Important Proceed with the instructions on the inside of the front cover before continuing the Pre use check pate Pre use check 4 Minute volume alarms Test of minute volume alarms and flow transducer integrity e Set to Volume Control mode ooo OO n UU e Adjust Volume until the display Minute vol l min reads 7 5 l min Minute vol min 3000346E Wait until the Exp minute vol l min display reads 7 5 0 2 l min 300 D71E Pre use check Lower alarm limit e Turn Lower alarm limit slowly clockwis
145. riggered within the SIMV cycle depends on the patient s breathing efforts Each time the patient triggers after the SIMV breath within the same SIMV cycle a supported breath is given with pressure support at the preset Pressure Support Level above PEEP The patient determines respiratory rate tidal volume and inspiration time The number of assisted breaths triggered within the SIMV cycle depends on the patient s breathing efforts Ventilation modes SIMV PC PS z SIMV cycle Pressure Support If a SIMV period passes without any este y Tae breathing effort a mandatory pressure SIMM Pressure Control controlled SIMV breath is started by the period i P _ a ventilator at the end of the SIMV period 300 H49E 47 Ventilation modes SIMV PC PS Curves and loops obtained from Servo Screen 390 Patient ID Date amp time Flow Time Flow Volume Pressure Time Volume Pressure cm H2O PATIENT NUMERIC MENU NU MENU NO PRINTER 300 H45E Curves from a patient with lung injury Resistance low Compliance reasonably high due to PEEP 48 Ventilation modes SIMV PC PS Notes 49 Ventilation modes Automode SV 300A Automode Automode on SV 300A is a feature where two consecutive triggering efforts from the patient will shift the ventilator status from a control mode to a support mode The ventilator will remain in the support m
146. riority alarm is given if the exhaled Se minute volume exceeds the preset alarm limit The red light at Exp minute volume Z flashes and the display Alarms and messages shows Exp minute volume too high This alarm can be muted 300 G52E Lower alarm limit Alarms and messages High priority alarm is given if the exhaled minute volume drops below the preset The red light at Exp minute volume flashes and the display Alarms and messages shows Exp minute volume too low This alarm can be muted 300 G53E When the control is set to its leftmost position the minimum alarm limit is Mio T 0 3 l min il x3 0 18 ae 0 3 l min Neonate ics 0 06 l min The limits for high and low expired minute volume must always be properly set for each patient Patient safety Apnea 300 G54E Alarms and messages KS p Apnea alarm High priority alarm is given if the time between two consecutive efforts to trigger the ventilator is longer than sio Ul REN 20s uuu 15s unde 10s The red light at Apnea flashes and the display Alarms and messages shows APNEA ALARM This alarm can be muted At apnea alarm in Volume Support the ventilator will automatically switch over to Pressure Reg Volume Control The ventilator will remain in this mode until the alarm is manually reset or if another mode is selected Patient safety Gas supp
147. rs two consecutive breaths during the expiration time the ventilator shifts from Volume Control VC to Volume Support At the second trig the ventilator delivers on more VC breath The next breath will be a volume supported breath with a pressure level equal to the pause pressure in VC or if no pause time is set calculated with the formula P ea PEEP x 50 PEEP Then each breath has to be triggered by the patient and the pressure support will vary with each breath aiming at the same tidal volume a set in VC At a lower than set spontaneous frequency the target tidal volume will increase to compensate for the loss in minute volume If the patient does not trigger the ventilator will switch back to the control mode after Adult 12 seconds Pediatric 8 seconds and Neonate 5 seconds For detailed technical mode descriptions see Ventilation modes Volume Control and Volume Support 52 Ventilation modes Automode SV 300A Mode description Pressure Control Support Controlled Suppoted Controlled i ventilation j ventilation f ventilation Pressure No patient trig 3000205E When the Automode is set to On and the patient triggers two consecutive breaths the ventilator shifts from Pressure Control PC to Pressure Support At the second trig the ventilator delivers on more PC breath The next breath will be a pressure supported breath with a pressure level equal to the set Pressure Support Level
148. rve Decrease PEEP if cycling on the high part of the Volume Pressure curve Ventilation modes PRVC Upper Pressure Limit Pressure 10cm H20 5 cm H20 300 H47E Pressure max 3 cm H20 300 H48E Pressure Constant pressure 300 H05E Technical mode description The first breath is a test breath with a pressure level of 10 cm H O 5 cm H O in earlier software versions above PEEP After a few breaths the target volume will be achieved Maximum available pressure level is 5 cm H O below preset upper pressure limit ra The ventilator is continuously breath by breath adapting the inspiratory pressure to changes in the volume pressure relationship When the target volume has been achieved and the measured volume increases above or decreases below the preset tidal volume the pressure level is regulated in small steps of max 3 cm H O until preset volumes are delivered When measured tidal volume corresponds to preset value the pressure level remains constant When the ventilator regulates the inspira tory pressure the displayed set and measured tidal volumes can differ Ventilation modes PRVC Curves and loops obtained from Servo Screen 390 Patient ID Date amp time Flow Time Flow Volume Pressure Time Volume Pressure cm H2O PATIENT CURVE NUMERIC MENU MENU MENU 300 HO6E Curves from a patient with moderate lung injury Dynamic characteristics are low compared to st
149. s o E o o Ly rr prr rper rr prrrrprrrr rrrr ASAAN ppp uror t pu EEUU A o 300 I03E Control panel Airway pressure 300 I04E oO Airway press m o m x ke Es e o o Upper press limit Pressure Control Level above PEEP Pressure Support Level above PEEP Trig sensitivity Level below PEEP Triggering system The SV 300 3004 has a triggering system where flow or pressure triggering can be used Normally flow triggering is preferable and the sensitivity is set as high as possible without self triggering Flow triggering The flow triggering system is based on changes in a continuous flow delivered from the ventilator during the entire expiratory phase The flow is automatically set according to the selected patient range A breath is delivered when the patient has inhaled a certain part of the continuous flow measured by the expiratory flow transducer Pressure triggering A breath is delivered when the patient has inhaled the continuous flow and created a certain negative pressure below PEEP Trig sensitivity Level below PEEP With this knob the trigger sensitivity that is the strength of the effort the patient must make to trigger a breath is set It is active in all modes Control panel Airway pressure How to set the trigger sensitivity The normal setting for flow triggering is within the green range on the knob scale Depending
150. sages EIL 3000258E The Servo Ventilator 300 300A has a number of alarms for the protection of the patient and for alerting the staff of changes in patient conditions or possible malfunctions of the ventilator The primary alarm is a micro processor system There is also a back up alarm system for airway pressure expired minute volume and oxygen concentration The back up alarm system is only in operation if the microprocessor system fails High priority alarm High priority alarm is given with red flashing light and an audible signal with an increasing volume except for airway pressure alarm where the alarm starts at maximum level A text with information about the alarm cause will automatically be displayed on the Alarms and messages display If more than one alarm is active the alarm with the highest priority according to the table on pp 16 17 will be displayed The other alarm texts will be shown when the corresponding touchpadis activated Caution signal When the caution signal a ticking sound and a yellow light is active the reason and the measured oxygen concentration are shown alternating on the display The caution signal is also active when certain alarms have been reset For details see table on pp 16 17 Patient safety General Alarms and messages 300 G41E Alarms and messages O Airwa o9 PES oe OO O o9 Oo concentration
151. so open for approx 5 seconds This alarm can be muted Overrange Alarms and messages If the combination of the control panel settings or resulting insp flow exceeds maximum flow for the selected patient range a high priority alarm is activated Boe The red light at Technical flashes and the display Alarms and messages shows OVERRANGE Select PEDIATRIC ADULT This alarm can be muted 300 G62E The Insp tidal vol ml Exp tidal vol ml and Exp minute vol l min displays will also be flashing if the maximum measurable volumes Neonate 39 5 ml Pediatric 395 ml are exceeded Patient safety Technical Supply voltage The internal power supply is monitored and an alarm will be activated if any of the internal supply voltages exceeds its upper or lower alarm limit Such an alarm situation will automatically lead to opening of the SAFETY VALVE and of the EXPIRATORY VALVE and closing of the GAS MODULES In this situation the primary alarm system and or the back up alarm system will be activated The back up alarm system generates an audible alarm Alarms and messages text and or flashing LED indicators may also be shown on the front panel Back up alarm The back up alarm system monitors Airway pressure e Expired minute volume Oxygen concentration e Internal supply voltages The back up alarm consists of an intermit tent or in some cases continuous audible alarm This a
152. some but not enough breathing capacity patients requiring breath by breath variations in inspiratory pressure support patients ready to be weaned patients requiring prolonged phases of weaning from ventilator dependence postoperative patients with intact respiratory drive patients requiring some level of pressure support but with a minimum volume guarantee patients recovering from lung injury patients not requiring full ventilation but only partial support Important considerations e nitial values for expected spontaneous tidal volumes should be set e Inspiration stops and expiration starts when the peak flow drops to 5 of the generated initial flow e CMV rate and inspiratory time time or I E ratio must be set e Maximum allowed inspiratory time for the back up rate is 80 of the respiratory cycle e The upper pressure limit setting has two functions in this mode 1 If the upper pressure limit is reached the ventilator will immediately shift to expiration and give alarm for high airway pressure 2 A deterioration in the patient s compliance resistance can lead to an increased pressure necessary to deliver the set volume If the peak airway pressure rises to 5 cm H O below the set upper pressure limit a Limited pressure alarm is given The breath will however still be delivered but the tidal volume will be lower than preset contd Ventilation modes VS
153. st not substitute for the complete function check as described in chapter Function check which must be done after cleaning and after calibration If a complete function check has been performed with the patient system that is to be used just before the ventilator is connected to a patient it replaces the pre use check If any malfunctions are detected during the pre use check the ventilator must not be connected to patient The malfunction must be remedied by local technical staff trained by MAOUET or a service technician from MAOUET For those who do not have access to tubings and other accessories for adults a Neonatal kit P N 64 06 487 E380E is available The kit includes an alternative Operating Manual with Pre use check Calibration and Function check adapted for neonatal use Pre use check O Adult Pediatric O Neonate Airway press o UpperfBl ss limit emis o 60 Z9 s0 Peak 50 90 40 100 oU 30 110 20 20 O Adult Pediatric O Neonate Airway press o Upperppiess limit CUJUS 60 MO s0 Peak 50 90 E n 100 30 110 20 e 120 Mean Pause End Exp Press Control Level bove PEEP 40 SD s0 30 70 20 20 10 90 o E100 PressUife Support Level above PEEP 40 30 60 30 70 20 leo 10 90 o 100 PEEP 20 30 15 35 10f4 40 5 45 b 0 Trig sensitivity Level Below PEEP 6 10 4 12 2 14 o 16 3000220E 2 Prepar
154. tep by step without any sudden jumps up or down Insp period s SIMV Vol Contr Pressure Support SIMV Press Contr e ee Stand by Pressure Support ee Ventilator off J oF Baiteryjchatging oo CMV freq b min Volume Volume Tidal vol ml Alarms and messages Measured freq Uv o c D o Minute vol Pressure Control e Level above PEEP m a m x i Insp tidal vol E e ae 100 E Pap teel elt se C 90 Insp flow I s ml E o Pressure Support E c Level above PEEP E Exp minute vol 70 60 E Eu 18 imi 50 1 8 E Upper alarm limit F 25 30 35 E 1 6 BE 16 40 x E E a A0 Reset E E E 15 45 10 40 1 4 14 E y 10 50 X 2 min 30 5 45 gt E x a E 0 0 NF 12 60 E 20 e Trig sensitivity Ea Ea Alarm limits E Level below PEEP SIMV freq b min E a Neonate 1 10 RUM E 12 E s E 8 16 E E gn E 29 amp s W Insp E 2 5 25 E 0 6 6 l 0 1 0 z Exp E 0 0 0 4 4 3 ix 0 2 Lo Lower alarm limit cm o ME SIEMENS Servo Ventilator 300 A 3000225E Log sheet Leakage test Pressure levels Trigger function Upper pressure limit alarm Tidal and minute volumes Minute volume alarms Check of neonate range Check tubings alarm Apnea alarm Safety valve O alarm Gas supply system Battery operation Automode Date and signature
155. the Airway press bargraph flash once a breath is initiated 300 F31X e Set Trig sensitivity Level below PEEP to 17 cm H O e Trig sensitivity Level below PEEP 300 F32E Function check 3000360E Alarms and messages Airway pressure 3000316E e Upper press limit uly 3000361E 10 5 Upper pressure limit alarm e Turn Upper press limit slowly counter clockwise and make sure upper pressure limit alarm is activated when Upper press limit and the display Peak show the same value 2 cm H O At the alarm activation make sure the audible alarm is heard the inspiration stops and expiration starts the red light at Airway pressure in the alarm section lights up each time the alarm is activated the yellow light at Airway pressure is lit at the end of each alarm activation when the red light at Airway pressure goes out the Alarms and messages display shows Airway pressure too high the upper pressure limit indication on the bargraph flashes the safety valve does not open If it opens a distinct sound is heard and the PEEP level drops to zero e Set Upper p
156. the actual and the preset values results in correction signals to the control valves Gas modules The Servo Ventilator 300 300A has two gas modules one for air and one for Os The modules have a mechanical pin coding System so that they cannot be put in the wrong slot The modules shall be connected to a medical pipeline system an air compressor or to gas tanks with an outlet pressure between 2 and 6 5 bar 300 F67X Each module has a bacteria filter at the gas inlet to protect the ventilator from particulate matter as well as bacterials coming from the pipeline system General description Patient unit Gas flow through the patient unit Gas inlet for air The connected air must have a pressure between 2 and 6 5 bar Gas inlet for O The connected O must have a pressure between 2 and 6 5 bar The gas flow is regulated by the gas modules The gases are mixed in the inspiratory mixing part The pressure of the mixed gas delivered to the patient is measured by a pressure transducer The transducer is protected by a bacteria filter The inspiratory pipe leads the mixed gas to the patient system The inspiratory pipe also contains a safety valve a holder for an O cell and the inspiratory outlet The oxygen concentration is measured by an O cell The O cell is protected by a bacteria filter General description Patient unit The patient system s expiratory gas
157. tion N84 Optionalinputinterface Only accessories supplies or auxiliary equipment Products and accessories catalogs 64 74 725 E323E 64 74 717 E323E and Spare and exchange parts catalog 90 34 570 E323E including Supplement for Spare Parts 64 08 822 E404E should be connected to or used in conjunction with the ventilator Warning Use of accessories and auxiliary equipment otherthan those specified in the documents mentioned above may result in degraded performance and safety of the ventilator Control panel Contents Front panel design and symbols 2 Patient range selection ssssssssse 3 Airway pressure Info o EE 4 Triggering system ssssssess 6 BI yS c 8 Mode selection sssseeee 10 Automode SV 300A ssssssssssss 13 Respiratory pattern jaro or ee 14 DIE IEN e docte etat Rr ner 16 Volume KGS e 18 Displays set values sssssssss 19 Displays measured values 19 O concentration KODS serap T 22 DISDlays octo tr Hes 23 Alarms and messages Gerier al ic bte T iiai 24 Alarms sssssss ee 24 Touchpads s rreren 24 SE E E E 26 Control panel Front panel For easy and safe operation the front panel is divided into different fields The Set Parameter Design and s ymbols Guide is an additional help when making necessary settings Patient
158. tory valve tube is not bent or twisted e Close the expiratory valve 300 E38X e Carry out a pre use check Log sheet e Sign on a log sheet that the expiratory channel has been exchanged Note also in the log sheet the number on the flow transducer Routine cleaning Hygiene The gas which passes the ventilator s inspiration system also passes a bacteria filter and is usually clean and dry The dry environment within the ventilator system gives unfavorable conditions for bacterial growth and bacteria spreading against the gas flow is considered virtually impossible Bacteria from the patient will appear in the moist environment of the expiratory side By attaching a disposable bacteria filter to the expiratory inlet of the ventilator the transmission of bacteria to the expiratory channel and out into the room is reduced This reduces the risk of infections being spread to the staff as well as cross infections between patients The bacteria filter should be replaced according to manufacturer recommendations Exchange or cleaning of patient tubes cleaning of the expiratory channel and the exchange of expiratory pressure Contents Dismantling stats sstscasieecttontonanunestnaaneasbachededees Cleaning ECT Assembling sssssssssss Log SNEGU 2 rete tet enea 10 transducer bacteria filter are recommended after each patient or according to the hospital routines The gas conveying parts of the ex
159. transducer is shown I display mode Second touch gives the display mode where the pressure at the inspiratory pressure transducer is shown Barometer display mode Third touch gives the Barometer display mode where the internally measured barometric pressure in mbar or mm Hg is shown Selection of the displayed unit mbar or mm Hg is described in the Service Manual chapter Adjustments Normal display mode Fourth touch brings back normal display mode Normal display mode will also automatically be back after one minute Calibration 300 E74X S 300 D51X 3000298E iN O o WY od by SN 3 Trimmer location 1 Inspiratory pressure transducer zero Pace 2 Inspiratory pressure transducer gain VP nsi ese 3 Expiratory pressure transducer gain P aues be 4 Expiratory pressure transducer zero P 200 5 O gain 0 90 4 6 Expiratory flow transducer gain M posee 7 Expiratory flow transducer balance Voo e 8 Lightemitting diode Each trimmer is protected by a plastic cover Lift the cover to get access to the trimmer Preparations e Connect the ventilator to mains Note Do not connect patient tubes or gas supply to the ventilator e Set the mode selector to Stand by and allow at least 15 minutes for warming up
160. tube is connected at the expiratory inlet The expiratory inlet also contains a moisture trap The gas flow through the expiratory channelis measured by the expiratory flow transducer For flow triggering the patient s breathing efforts are sensed as adecrease in a continuous expiratory flow The expiratory pressure is measured by the expiratory pressure transducer The transducer is protected by a bacteria filter For pressure triggering the patient s breathing efforts are sensed by this pressure transducer The pressure PEEP pressure in the patient system is regulated by the expiratory valve The gas from the patient system leaves the ventilator via the expiratory outlet The outlet contains anon return valve pe General description Technical specifications General DIMENSIONS iere ot toner eet ade ie andes Control unit W 431 x D 150 x H 325 mm Patient unit W 242 x D 370 x H 240 mm WERE irinte tnanon ai Approx 24kg Ee E E E Class equipment e F according to IEC 601 1 EN 60 601 1 Type B PAtlOnL TANG vds di i erede Adult Pediatric Neonate Method of triggering ssnsti Flow and pressure FIOW FANGG UE 0 1 ml s 3 I s Operating conditions Operating temperature range sssssse 15 to 35 C 60 to 90 F Relative hu rridity citet es 30 to 75 Atmospheric pressure sssssee 700 to 1060 hPa Non Operating conditions Impact ssssssssssssmeeeeeeee inneren In accor
161. ty catches at 20 50 and 7096 If the Insp time 96 is set for shorter SIMV freq b min times than 80 ms the yellow light at the 8 1 16 knob will start flashing 300 I10E 14 Control panel Respiratory pattern Example 1 Insp time 9o 60 60 inspiration Pause time 96 30 20 pause 20 expiration Example 2 Insp time 96 80 80 inspiration Pause time 9o 30 0 pause 2096 expiration l Insp time Insp period s Insp flow l s Pause time 15 300 111E Pause time With this knob the pause time is set It is active in Volume Control and SIMV Vol Contr Pressure Support The range is 0 30 of the breath cycle There is a safety catch at 20 Note The expiration can never be less than 20 of the breath cycle If the result of the Insp time 96 and Pause time settings is more than 8096 of the breath cycle the pause time is reduced See examples The reduced pause time is shown by a flashing yellow light at the knob Insp rise time With this knob the time period under which flow pressure shall increase to its preset level in the beginning of the inspiration is set It is active in all modes The range is from 0 10 of the preset breath cycle time There is a safety catch 1 If the knob is set to 0 the flow pressure will increase to its preset level instantly at
162. uch the touchpad at Battery and read the displayed value Normal value approx 24 V Battery Alarms and messages 3000285E e Connect the ventilator to mains again 300 D51X e Make sure the yellow light at Ventilator off Battery charging and the green light Mains are lit O00 P the caution signal stops 3000286E the display Alarms and messages no longer flashes BATTERY the yellow light at Battery is no longer lit N 3000287E Pre use check O Support Automode Qo 4 Off Level below PEEP w i s amp e e e 3000216X Q Support Automode O On 3000217E 9 Automode SV 300A only e Set Automode to On e Set Trig sensitivity Level below PEEP in the green range e Compress and release the test lung twice to trigger a breath Two diodes on the bargraph for airway pressure show that a breath is triggered Make sure the ventilator switches to support mode This is shown by the yellow light Support 21 pate Pre use check 3000218E e Do not trigger any more breaths and make sure the ventilato
163. upport CPAP Pressure Support CPAP Pressure 300 H24E Pressure Support Level above PEEP In this support mode the ventilator will deliver breaths with the preset pressure kept constant during the entire inspiration and with a decelerating flow All breaths are triggered by the patient Aim of mode The aim of this mode is e to provide support during the patient s inspiration according to the preset pressure support level to provide a fast and flexible response to the patient s needs e to provide CPAP either on its own or if required combined with pressure support 28 e to provide monitoring and alarm function for safety reasons in a spontaneous mode e to provide ventilation in which every breath is patienttriggered e to provide adequate support for patients who do not have sufficient capacity to obtain adequate ventilation e to facilitate the weaning process Ventilation modes Pressure Support CPAP Applicable patients This mode can be suitable for patients e with intact respiratory drive e whocan trigger breaths but cannot achieve adequate minute ventilation e during weaning with changing ventilatory needs e whocan breathe spontaneously but require CPAP to prevent airway closure collapse e who breathe spontaneously but still require additional monitoring e who are sensitive to the work of breathing imposed by tracheal tube and ventilator and require support to match an
164. ure the expiratory valve is not bent or twisted e Close the expiratory valve 3000 hour overhaul with complete cleaning e Connect the bacteria filter x E ul o 8 8 Inspiratory channel e Connect a new bacteria filter to the inspiratory mixing part Make sure the filter is inserted correctly and well into the inspiratory mixing part See picture 300 E66X e Put the inspiratory mixing part in position EN and connect the bacteria filter E N a gt 300 E67X Co 3000 hour overhaul with complete cleaning e Put the inspiratory pipe in position e Make sure the hatch locks e Insert a new bacteria filter for the O cell Connect and put the O cell with O ring in position Close the O cell holder 3000 hour overhaul with complete cleaning 20 Calibration and function check e Calibrate and check the ventilator as described in chapters Calibration and Function check Log sheet e Note on a log sheet that a 3000 hour overhaul has been done Exchange of 0 cell Contents PIE Par atiONS 22 tette aser ree saxea us 2 Replacement sssssssse 2 Calibration issis eeren 4 LOJ Sheet assesses rusa tat ee ta ctpa iig 6 The sealed unit contains a caustic liquid which may cause severe burns to skin and eyes In case of contact immediately flush with plenty of water for at least 15 minutes For eyes get medical attention Exchange of 0 c
165. wer supply Take the unit out of operation and refer it to service Troubleshooting Problems detected with patient connected Problem Display message Expired minute volume too high Possible causes Increased patient activity Ventilator selftriggering autocycling Improper alarm limit setting Wet flow transducer Remedy Check patient Check trigger sensitivity setting Check alarm limit settings Dry the flow transducer Display message Expired minute volume too low Low spontaneous patient breathing activity Leakage in the cuff Leakage in the patient circuit Improper alarm limit setting Check patient Check cuff pressure Check patient circuit perform leakage test if necessary Check pause time and graphics to verify Consider more ventilatory support for the patient Expired minute volume display reads 0 Flow transducer faulty Circuit disconnected from patient Replace flow transducer Connect Y piece to patient Display message APNEA ALARM NOTE If in VS ventilator will revert to PRVC Back up rate and time must be set Time between two consecutive inspiratory efforts exceeds Adult Pediatric 15 sec 20 sec Neonate 10 sec Check patient Check ventilator settings PEEP CPAP and or plateau pressure fails to be maintained Leakage in cuff Leakage in the patient circuit Improper a
166. when the green display O conc reading is 6 1 lower than the noted value psi conc 59 9 Alarms and messages At the alarm activation make sure the red light at O concentration flashes 3000280E the display Alarms and messages shows O2 conc too high e Set O conc to 40 3000278E e Release Pause hold Pause hold 300 D85E 14 Pre use check O2 300 D88X E SSS _ Bo mum q Gas supply O 300 F75E q Gas suppl oem Alarms and messages 300 G70E Tidal vol ml Minute vol l min Insp tidal vol mi Exp tidal vol mi Exp minute vol l min 3000282E 7 Gas supply system Disconnect the O supply and make sure Gas supply and O concentration alarms are activated Atthe alarm activation make sure the audible alarm is heard the red light at Gas supply flashes the red light at O concentration flashes e Touch the touchpad at Gas supply and make sure the Alarms and messa
167. y local technical staff trained by Siemens or a service technician from Siemens In the Servo Ventilator 300 SV 300A flow measurements and all preset and indicated volumes are referenced to standard pressure 1013 mbar 760 mm Hg For those who do not have access to tubings and other accessories for adults a Neonatal kit P N 64 06 487 E380E is available The kit includes an alternative Operating Manual with Pre use check Calibration and Function check adapted for neonatal use Calibration Equipment e Calibration manometer E j e Screwdriver e 2 patient tubes adult e Y piece e Test lung Only a Siemens test lung shall be used e Gas supply Air and oxygen 300 E71X Calibration O p 9 O Alarms and messages Exp volu O Apnea Alarms and messages Oo OO OO OO OO OO OO 3000297E Alarms and messages Alarms and messages Gas supply Use of touchpads To get information on the Alarms and messages display during calibration use the touchpads as follows Put fingers simultaneously on the Airway pressure and Technical touchpads E display mode First touch gives the E display mode where the pressure at the expiratory pressure

SERVO VENTILATOR 300/300A OPERATING

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