CMS-VE Instruction Manual
Contents
1. Visual Electronic Stethoscope COOPER Medical Supplies USER NOTICE Announce This user manual is written and compiled in accordance with the council directive MDD93 42 EEC for medical devices and harmonized standards This user manual includes special documents which under protection of copyright law All rights reserved Without written announcement from our company the user manual should not be transferred copied or translated into other language Owing to the forthcoming renovation or error contained in the manual the specific products you received may not be totally in accordance with the description of this User Manual We would sincerely regret for that The User Manual is published by our company All rights reserved Manufacturer s responsibility Our company is responsible for safety reliability and performance of this equipment only in the condition that All assembly operations expansion change modification and repairs are conducted by persons authorized by our company The device is operated under strict observance of this manual Warning This device is not intended for treatment If the result is distrustful please use other methods to verify immediately Warranty The unit can not be repaired by users themselves All services must be done by the engineers approved by manufacturer We warrant that each product we sell you is free from defects in labour and materials and shall conform to its product2. caused by carbon monoxide the device is not recommended to be used under this circumstance Clinical restrictions lt gt As the measure 1s taken on the basis of arteriole pulse minimal pulsating blood flow of subject 1s required For a subject with weak pulse due to shock low ambient body temperature major bleeding or use of vascular contracting drug the SpO waveform PLETH will decrease In this case the measurement will be more sensitive to interference For those with a substantial amount of staining dilution drug such as methylene blue indigo green and acid indigo blue or carbon monoxide hemoglobin COHb or methionine Me Hb or thiosalicylic hemoglobin and some with icterus problem the SpO determination by this monitor may be inaccurate The drugs like dopamine procaine prilocaine lidocaine and butacaine may also be a major factor blamed for serious error of SpO measure As the SpO value serves as a reference value for judgement of anemic anoxia and toxic anoxia some patients with serious anemia may also report good SpO measurement Notice LA For the particular content of clinic restrict and taboo disease please read the correlated iatrology literature 4 2 Menu Operation Menu operation is mainly in the SpO interface In the SpO measurement interface press the button Qv the menu interface as Fig 4 2 will appear Users can turn on or turn off alarm function and set up the higher a
3. 61000 4 3 80 MHz to 2 5 GHz 1 WP 800 MHz to 2 5 GHz Where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer and d is the recommended separation distance in metres m Field strengths from fixed RF transmitters as determined by an electromagnetic site survey should be less than the compliance level in each frequency range Interference may occur in the vicinity of equipment marked with the following symbol Co NOTE 1 At 80 MHz and 800 MHz the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people Field strengths from fixed transmitters such as base stations for radio cellular cordless telephones and land mobile radios amateur radio AM and FM radio broadcast and TV broadcast cannot be predicted theoretically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope is used exceeds the applicable RF compliance level above the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope should be observed to verify normal operation If abnormal performance is observed additional
4. apparatus it is avoided to be used in the environment of high voltage static A Please don t measure this device with functional tester for the device s related information A When it is carried from cold environment to warm or humid environment please do not use it immediately A DO NOT operate keys on front panel with sharp materials A When cleaning and sterilization please refer to user manual related chapters for details A The disposal of scrap instrument and its accessories and packings including battery plastic bags foams and paper boxes should follow the local laws and regulations A The device has normal useful life for three years since the first electrified use A After the service life please return the products to the manufacture or disposal the products according to local regulations A Please refer to text for else notice proceeding Chapter 2 Brief introduction 2 1 Overview Visual electronic stethoscope is integrated with functions of electronic stethoscope cardiogram and pulse perimeter It takes the latest sensor technology to monitor human s Heart Sound and Lung Sound whose volume can be adjusted and it also adds functions like cardiogram heart rate and pulse oximeter display etc The device uses color LCD of high resolution to display the real time cardiograph and figure out the HR according to the cardiograph to help the doctor diagnose in time 2 2 Applicable Range The product is applicable for famil
5. please stop using it This device is not intended for treatment The device can not be transported mixed with toxic harmful corrosive material 1 3 Attention A Please check the packing before use to make sure the device and accessories are totally in accordance with the packing list or else the device may have the possibility of working abnormally A The device may be a little different from the picture of manual please make actual device as standard A Before using check the main unit and all accessories periodically to make sure that there is no visible damage that may affect patient s safety and performance It is recommended that the device should be inspected once a month at least When there is obvious damage stop using the device before changing the damaged parts A Necessary maintenance must be performed by qualified service engineers only Users are not permitted to maintain it by themselves A The device is designed for continuous operation and is ordinary If the device gets wet please stop operating it A Keep the device away from dust vibration corrosive substances A Electromagnetic Interference Ensure that the environment in which the device is operated 1s not subject to any sources of strong electromagnetic interference such as MRI scan mobile telephones etc Keep them far away A Since the friction of body or clothes will bring high voltage static and interfere the veracity of the tested data by the
6. specifications as defined in the user documentation If the product doesn t function as warranted during the warranty period we will repair or replace it without charge Misuse improper maintenance may void the warranty Label presentation Warning the information that should be noted to avoid injury to the patient and the operator A Attention important information that you should know II CONTENT Chapter isatetvGudancO iore et rv EH P EU ORE ORENSE 1 I 5atetyoperatiorie XDIGITITHO tail its l A a C UT l SAME laa l Chapter2Briehntroduclion iiec a 2 LVOV Ne An D ancemenaretaes 2 2 2 5 0 0 HK or21 A A bene 2 DiC AUNT CS e T Cc 2 2 ANAAINPCTLOEIMANCE odes eit teu aia ais 2 NS ahan E E E E ea ete 3 Chapter3AppearanceandStructure eecceeccccccsssssssscccccccecceccoosssssssccccccececcccossssssseccceccceccecessssssssee 3 Pron ao UN a o a MEC AL 4 D2 SIGE Pate k mroduCh oN serk lat e dd 5 3 oRedrpane Htrodue TOT scitu oec onno e OaE AAO OEO AOE 6 3 4 Installinethiehane grOpe 5 eee o id idos 6 Chapter 4 peratmo Genocidio rol 6 AUN ORO OPC RAMON td 6 4 41 LAXuscultationandEC CImOTBI OE sa 6 AD Men Operation NORTE E 8 d YY este eo 100 3 16 101 1 OSA AE PC E EA 10 Bs A A A IN 10 Chapter5Productspecification cssccsscccecccsdeceseesscdeceasteccconssodessassesesecesadessasceassouscadesonssesecaanseeessessctes 11 Chapter6Cleaning MaintenanceandDisinfecting oooommmss 13 A A A EH 13 ODISE CN aeaa teo eui t
7. Exit item and press Qv button to exit menu interface the figure is as follows 9 gt PH The Fig 4 1 1s the setting value range of the alarm higher limit and lower limit SpO value alarm higher limit Setting value range 0 100 leave factory value 99 unit 96 SpO value alarm lower limit Setting value range 0 100 leave factory value 85 unit 96 PR value alarm lower limit Setting value range 0 254 leave factory value 40 uni bpm 4 3 Alarm Operation PR value alarm higher limit Setting value range 0 254 leave factory value 120 unit bpm 4 3 1 Alarm PRI Alarm include the tested value exceed the limit alarm low voltage alarm finger out alarm Alarm PRI low voltage alarm gt finger out alarm the tested value exceed the limit alarm 4 3 2 Alarm recognised methods 1 Low voltage alarm battery power is draining away and flashing incessantly When the battery power is not enough for supplying the apparatus normal work the screen shows Low Power and turn off automatically 2 Finger out alarm sound alarm and at the same time the screen shows Finger Out 3 Except for above sound alarm the others are considered as the tested value exceed the limit alarm 4 3 3 Alarm shortcut key operation 1 In the SpO operation interface press the key to turn off the pulse sound indication forever and press the key again to turn on the sound indication forever 2 In the SpO opera
8. If floor are IEC 61000 4 2 covered with synthetic material the relative humidity should be at least 30 the manufacturer may recommend the ESD precautionary procedures to user Power frequency Power frequency magnetic fields 50Hz magnetic should be at levels characteristic field of a typical location in a typical IEC 61000 4 8 commercial or hospital environment 17 Guidance and manufacture s declaration electromagnetic immunity for EQUIPMENT and SYSTEMS that are not LIFE SUPPORTING Guidance and manufacture s declaration electromagnetic immunity The CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope is intended for use in the electromagnetic environment specified below The customer or the user of CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope should assure that it is used in such an environment Compliance level Immunity test IEC 60601 test level Electromagnetic environment guidance Portable and mobile RF communications equipment should be used no closer to any part of the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope including cables than the recommended separation distance calculated from the equation applicable to the frequency of the transmitter Recommended separation distance Conducted RF SN as IEC 61000 4 6 150 kHz to 80 MHz 5 WP 80 MHz to 800 MHz Hadiated RF 3 V m IEC
9. Symbol O Function 1 In the auscultation switch among heart sound lung sound and combination sound 2 When testing ECG wave press the button to congeal the wave and it is easy to observe press it again to cancel congeal and the wave will renew 3 In the interface of SpO operate according to the menu see chapter 4 2 3 3 Rear panel introduction 1 Stethoscope Probe Function Collect heart beat signal 2 Electrode Function Collect electrical signal of the body 3 4 Installing the hanging rope A Put the thinner side of the rope through the hole B Put the wider side of the rope through the thinner side which has been put through the hole then tighten 1t Chapter 4 Operating Guide 4 1 Monitor operation 4 1 1 Auscultation and ECG monitor 1 Let the patient lying down 2 Daub some medical conductive paste to the surface of the three electrodes well proportioned see Fig 3 3 3 Press the power switch long to turn on the device and it will enter into the ECG measurement interface do not connect the oximeter probe to the device see Fig 3 4 4 Hold the main unit and stick to the chest of patient All the electrodes should stick to the skin upon heart It can display the real time ECG and heart rate while monitoring each auscultation section by earphone the device has the ability of automatic magnification ECG waveform can be magnified automatically 5 When the device is testing press the key sho
10. bove the recommended separation distance d in metres m can be estimated using the equation applicable to the frequency of the transmitter where P is the maximum output power rating of the transmitter in watts W according to the transmitter manufacturer NOTE 1 At 80 MHz and 800 MHz the separation distance for the higher frequency range applies NOTE 2 These guidelines may not apply in all situations Electromagnetic propagation is affected by absorption and reflection from structures objects and people 19
11. de panels view Electrode A Sensor l Electrode C Fig 3 3 Rear panel view 3 1 Front panel introduction 1 Display lt ECG monitor interface is as Fig 3 4 ECG Display Heart Rate Battery Status Mode Display Volume Indication Fig 3 4 ECG monitor interface lt gt SpO monitor interface is as Fig 3 5 Pulse Sound Indication Battery Status Indication Alarm indication Spo Pulse Bar Graph Pulse Ware Pulse Rate Fig 3 5 SpO monitor interface 2 Keys Symbol Function Press the Power switch long to turn on off the device 3 2 Side panels introduction 1 USB Socket Symbol SpO2 Ao Function 1 The socket for connecting SpO2 probe 2 The socket for charge 2 Earphone Socket Symbol Function In the mode of auscultation cut in the earphone which is provided and auscultate heart sound lung sound and heart amp lung combination sound 3 Hole for hanging rope Function Connect the hanging rope and it is convenient for schleping the apparatus 4 Adjustable key Symbol Function 1 Control the volume in the auscultation 2 In the auscultation keep pressing the buttons and to enter DEMO mode Display normal ECG wave and press the two buttons again to make the wave renew 3 In the interface of SpO operate according to the menu see chapter 4 2 4 Operation of alarm function shortcut key see chapter 4 3 5 Menu key
12. e eligible engineers who have been accredited by our company 4A If the device is not used for a long time please put it in the casing after cleaning and disinfecting A The accuracy of the device is controlled by the equipment and can not be adjusted by user If the result is distrustful please use other methods to verify immediately or contact local distributor or manufacture to get help 7 Key of Symbols Signal Description SpO gt Pulse oxygen saturation ee Lm pe E ASE Alarm sound Off mee ul Close the pulse sound indication Open the pulse sound indication 1 The finger clip falls off no finger inserted And 2 Probe error 3 Signal inadequacy indicator IPXI Ingress of liquids rank 14 WEEE 2002 96 EC E 8 Trouble Shooting 1 The finger is not properly positioned 2 The patient s SpO value s going beyond the limits 1 The SpO and Pulse Rate can not be displayed normally 1 The finger is not placed inside deep enough 2 The finger is shaking or the patient is moving 2 The SpO and Pulse Rate are not displayed stably 1 Electrodes do not connect with skin very well 2 The device 1s shaking 3 The patient is shaking or moving 3 ECG display astatically 1 The battery is drained away or almost drained away 2 The malfunction of the device 4 The device can not be turned on 5 Noise Here is disturbance sources 6 The device ca
13. he correlative data from display screen see Fig 3 5 5 Press the Power switch Long to turn off the device after measuring Fig 4 1 Finger position Actual probe may be different with the probe as Fig 4 1 please accept the actual probe with the device Attention A The fingernails of the testee should not be too long A Testee can not use enamel or other makeup As to the fingers which are too thin or too cold it would probably affect the normal measure of the patients SpO and pulse rate please clip the thick finger such as thumb and middle finger deeply enough into the probe A Do not shake the finger and keep the patient in a stable state during using process A Fingernails and the luminescent tube should be on the same side A Excessive ambient light may affect the measuring result It includes fluorescent lamp dual ruby light infrared heater direct sunlight and etc A There shouldn t be rubber fabric and so light barrier on the way of light or else it it may result in inaccurate measure of SpO and pulse rate A If some abnormal conditions appear on the screen during test process pull out the finger and reinsert to restore normal use Please read the measured value when the waveform on screen is equably and steady going this measured value is optimal value And the waveform at the moment is the standard one A The problem of overrating would display when the patient is suffering from toxicosis which
14. i eoo tuto Renfe cte xul tasorti toan teenhou oc fe seas Se teases 13 O MUME ESO ll SEES 13 TASCYV ORS Y MID ONS cT E n 14 8 PFOUDIGSNOOUNG sesseccisceecedecesscccscwescedecsstccscusstucccesasccscesesecucecavccedeeesecucscavccscesssecacecavccscssstecucsesvels 15 APPO T TT T 16 MI Chapter 1 Safety Guidance 1 1Safety operation explaining This unit is internally powered equipment the degree of shock protection is type B applied part A Type B applied part protection means that these patient connections will comply with permitted leakage currents dielectric strengths of IEC 60601 1 To avoid any possible danger please operate the device according to safety guidance as following 1 2 Warning The infrared is harmful to the eyes so the user and the maintenance man should not stare at the light part of the SpO probe the infrared is invisible The SpO probe can not be clipped on the edema and tender tissue 6 Please don t use this device when charging Explosive hazard DO NOT use the device in environment with inflammable gas such as some ignitable anesthetic 6 Please don t use this device when MRI or CT scanning The person who is allergic to rubber can not use this device The user must use the oximeter probe which is provided by our company don t use the parts which are not manufactured by our company The device don t suit all user if you can t get steady value
15. measures may be necessary such as reorienting or relocating the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope Over the frequency range 150 kHz to 80 MHz field strengths should be less than 3 V m 18 Recommended separation distances between portable and mobile RF communications equipment and the EQUIPMENT or SYSTEM for EQUIPMENT or SYSTEM that are not LIFE SUPPORTING Recommended separation distances between portable and mobile RF communications equipment and the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope The CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope is intended for use in an electromagnetic environment in which radiated RF disturbances are controlled The customer or the user of the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope can help prevent electromagnetic interference by maintaining a minimum distance between portable and mobile RF communications equipment transmitters and the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope as recommended below according to the maximum output power of the communications equipment Separation distance according to frequency of transmitter Rated maximum output m power of transmitter 150 kHz to 80 MHz 80 MHz to 800 MHz 800 MHz to 2 5 GHz For transmitters rated at a maximum output power not listed a
16. ment guidance HF emissions The CMS M Multi functional Visual Stethoscope amp CISPR 11 CMS VE Visual Electronic Stethoscope uses RF energy only for its internal function Therefore its HF emissions are very low and are not likely to cause any interference in nearby electronic equipment HF emission Class B The CMS M Multi functional Visual Stethoscope amp CISPR 11 CMS VE Visual Electronic Stethoscope is suitable for Harmonic emissions use in all establishments including domestic Not applicable IEC 61000 3 2 establishments and those directly connected to the public Voltage fluctuations low voltage power supply network that supplies buildings flicker emissions Not applicable used for domestic purposes IEC 61000 3 3 16 Guidance and manufacture s declaration electromagnetic immunity for all EQUIPMENT and SYSTEMS Guidance and manufacture s declaration electromagnetic immunity The CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope is intended for use in the electromagnetic environment specified below The customer or the user of CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope should assure that it is used in such an environment Electromagnetic environment Immunity test IEC 60601 test level Compliance level Electrostatic 6 kV contact 6 kV contact Floors should be wood concrete discharge ESD 8 kV air 6 kV air or ceramic tile
17. n 1 Accuracy When the SpO measurement range is 70 100 the permission of absolute error is 2 below 70 unspecified Display mode 2 bit LCD numeral display 3 Measurement of pulse rate Measurement range 30 bpm 250 bpm Resolution 1 bpm 12 Accuracy 2 bpm or 2 select larger Display mode 3 bit LCD numeral display PR intensity continuing bar graph display the bar graph 1s higher and the PR is stronger 4 Measurement Performance in Weak Filling Condition SpO and pulse rate can be shown correctly when pulse filling ratio is 0 4 SpO gt error is 4 pulse rate error is 2 bpm or 2 select larger 5 Resistance to surrounding light The deviation between the value measured in the condition of man made light and indoor natural light and that of darkroom is less than 1 Chapter 6 Cleaning Maintenance and Disinfecting 6 1 Cleaning Keep the outside surface of the device clean and free of dust and dirt and clean exterior surface of the device including LCD screen with a dry soft cloth If necessary clean the chassis with a soft cloth soaked in a solution of soap or water and wipe dry with a clean cloth immediately Attention A Before cleaning switch off the power A Don t use strong solvent such as acetone A Never use an abrasive such as steel wool or metal polish A The temperature of the water which is used for cleaning the device should be below 60 C A Do not allow any liquid to enter the product a
18. n not be used for full time after charge or the battery can not be full charged even after 10 hours charging time The battery is broken Note 1 Place the finger properly and try again 2 Try again Go to a hospital for a diagnosis if you are sure the device works all right 1 Place the finger properly and try again 2 Let the patient keep still 1 Recoat gel and press electrodes 2 Keep the device on the body still 3 Keep the patient in a stable state 1 Recharge battery 2 Please contact the local service center Remove the disturbance sources and other electrical instruments Please contact the local service center 4A If the trouble is still not got rid of please contact warrant service agent as soon as possible A For the damage aroused by client dismantling and mending our company does not assume any responsibility 15 Appendix Guidance and manufacture s declaration electromagnetic emissions for all EQUIPMENT and SYSTEMS Guidance and manufacture s declaration electromagnetic emission The CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope is intended for use in the electromagnetic environment specified below The customer of the user of the CMS M Multi functional Visual Stethoscope amp CMS VE Visual Electronic Stethoscope should assure that it is used in such and environment Emissiontest Compliance Electromagnetic environ
19. nd do not immerse any parts of the device into any liquids A Avoid pouring liquids on the device while cleaning A Don t remain any cleaning solution on the surface of the device 6 2 Disinfecting After cleaning the device wipe the surface of device with ethanol self air dry or clean with a clean dry cloth Attention A Never try to sterilize the equipment by low temperature steam or high temperature sterilizing process A Do not use E beam or gamma radiation sterilization or other methods 6 3 Maintenance The user must check that the equipment does not have visible evidence of damage that may affect patient safety or device capability before using The recommended inspection interval is once per month or less If damage is evident replacement is recommended before using The device is frangible and must be handled with care These methods will prolong the life of the unit 13 1 Please recharge the battery when the screen shows EN 2 Recharge the battery soon after the over discharge The device should be recharged every six months when it is no regular used It can extend the battery life following this guidance 3 Please clean and disinfect the device after using to avoid infection 4 The device needs to be calibrated once a year or according to the calibrating program of hospital It also can be performed at the state appointed agent or just contact us for calibration Attention A The device should be maintained by th
20. nd lower limit alarm value The settings means are as follows 4 2 1 Alarm Settings Fig 4 2 alarm settings a Press or button to make the menu selection bar on the Alarm item the figure is as follows puan nj b Press the Or button the alarm setting is reverse video which show it 1s selected the figure is as follows bae 34 hlH c Press or button to choose if the alarm turn on or turn off forever and choose on to turn on forever or else choose off to turn off forever d After settings are over press Or button make the settings display normally e Press or button to make the menu selection bar on the Exit item and press Qr button to exit menu interface the figure 1s as follows 4 2 2 Alarm higher and lower limit settings Fig 4 3 alarm higher and lower limit settings a Press or button to make the menu selection bar on the alarm higher and lower limit settings item the figure is showed as Fig 4 3 b Press O button the setting item is reverse video the figure is as follows gt c Press or button to change the alarm settings and the value will reduce 1 if press the button one time the value will reduce 1 if press the button one time the value will increase 1 d After settings are over press Or Button make the settings display normally e Press or button to make the menu selection bar on the
21. rtly to freeze the ECG waveform so the operator can observe it carefully Press it again to show the waveform again 6 In the working state press the key long to switch auscultation modes Press the or key to adjust volume 7 Press the Power switch Long to turn off the device after measuring Attention Please check the device before using and confirm that it can work normally A When testing the ECG keep the device in quiet environment A The device should be in a proper position or else it may result in inaccurate measure A When testing the ECG the electrodes must be assured to connect with the body thoroughly and stably 5 The device should not be used at the same location or limb which has arterial catheter or blood pressure cuff or receiving intravenous injection A If only to use the auscultation function medical conductive paste is not needed you can measure directly through the sensor which connects with the body thoroughly and stably It also can measure through clothing but the clothing do not too thick otherwise it will result in 6 LA inaccurate measure Acute sport may affect the measure precision 4 1 2 SpO measurement 1 Connect the oximeter probe to the device through USB socket 2 Put the finger into the probe see Fig 4 1 3 Press the Power switch long to open the device it will enter the SpO measurement interface 4 Under measuring interface the user could read t
22. tatus of power on the power sign doesn t revolve any longer and the battery power is showed fully which show that charging is finished Chapter 5 Product specification Product Name Visual Electronic Stethoscope Model No CMS VE Safety Complies with IEC 60601 1 1988 A1 1991 A2 1995 Classification EMC Group I Class B Anti electroshock Type Internally powered equipment Anti electroshock Degree type B applied part R The oximeter probe is type BF applied part EN 11 Harmful Liquid Proof Degree IPX1 Degree of Safety in Presence of Flammable Gases Equipment not suitable for use in presence of flammable gases Working System Continuous running equipment Physics characteristic Size 57 L mmx32 W mmx30 H mm Weight about 50g including battery Environment requirements 1 Storage and Transportation Environment a Temperature 10 C 450 C b Relative Humidity 10 95 c Atmospheric pressure range 5 0kPa 106kPa 2 Operating Environment a Temperature 5 C 40 C b Relative Humidity 20 80 c Atmospheric pressure range 70 kPa 106 kPa Battery type charging lithium battery Working voltage 3 6 V DC 4 2V DC Power lt 100mA OLED display 65K color LCD display Main Parameters 1 Measurement of Heart Rate Measurement range 30 bpm 300 bpm Resolution 1 bpm Accuracy 2 bpm Display mode 3 bit LCD numeral display 2 Measurement of SpO Measurement range 35 100 Resolutio
23. tion interface if turn on the alarm function in the menu when the tested value exceed the limit which will lead to alarm press the key to intermit alarm Alarm function will renew automatically after 60 seconds more or less 4 4 Charging operation There are two kinds of charging methods 1 Connect the device with computer by USB then the device should be under charging state 10 2 Connect the device with power supply by power adapter then the device should be under charging state The five status of battery power are shown as follows Battery power is full Battery power is not full The four status above shows dynamically in turn Battery is under charging Notice 4A To ensure measure exactly when the battery power is low the battery should be charged A After battery discharging entirely each time it should be charged as soon as possible When the apparatus is placed without using it should be charged every 6 months According to the rules operation the use life will be prolonged greatly A When battery is full use less than 30 minutes that the power is draining away or cannot charge the bettery should be changed A When the screen shows E the bettery should be charged at once Or else the apparatus test the power is low it will turn off automatically A The power sign revolve when it is charging In the status of power off the power sign idisappeared which show that charging is finished In the s
24. y hospital oxygen station community medical treatment sport health care it is advised to be used before and after sport and it is not advised to be used in the process of sport and so on 2 3 Features lt gt Operation of the product is simple and convenient display is exact and in real time lt gt Light weight small size easy to carry lt Low power consumption lt gt Multi function know more physiological information 2 4 Main performance lt gt Three mode choices heart sound mode lung sound mode and combination mode lt gt ECG waveform display Heart rate display SpO monitor through connecting with an external oximeter probe optional SpO gt value display Pulse waveform pulse rate and bar graph display Pulse rate sound indication gt gt gt gt gt Battery power display lt gt Alarm function 2 5 Accessories 1 A User Manual 2 A power adapter for charging the lithium battery 3 A data line be used to connect the apparatus to computer to charge 4 An Earphone 5 A hanging rope 6 An oximeter probe optional type BF applied part Al Note Type BF applied part means that the device has specifically safeguard for electroshock Type BF applied part protection means that these patient connections should comply with permitted leakage currents dielectric strengths of IEC 60601 1 Chapter 3 Appearance and Structure Fig 3 1 Front panel view a b Fig 3 2 Si
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