E-Scope 7700 Electronic Stethoscope User`s Manual
Contents
1. are then inserted into the upper output of the E Scope and placed over the hearing aids Figure 2 shows the detail of the Belt model E Scope and Figure 4 shows the E Scope in use Figure 3 Wearing the E Scope Figure 4 Using the E Scope 1 1 Models and Accessories Cat no Clinical Models 718 7700 718 7740 Pediatric Model 718 7745 Description E Scope Electronic Stethoscope Clinical model with Specialist Adult Diaphragm E Scope Electronic Stethoscope with Specialist Adult Diaphragm and Specialist Adult Bell E Scope Electronic Stethoscope same as cat no 718 7740 above except also supplied with Specialist Pediatric Bell Ambulance Model for High Noise Areas 718 7800 E Scope EMS Electronic Stethoscope For use in an ambulance or high noise area A separate Operator s Manual is provided for the E Scope EMS Hearing Impaired Models ITE in the ear or open fit BTE 718 7710 718 7750 E Scope Hearing Impaired Belt model Supplied with Specialist Adult Diaphragm This is the same as the E Scope cat no 718 7700 except that the ear pieces have been removed and a belt clip added This model is designed for use with headphones cat no 718 0405 or 718 0415 A headphone is included E Scope Belt model This is the same as above cat no 718 7710 except it is supplied with both Specialist Adult Diaphragm and Specialist Adult Bell Accessories Cat no 718 0405 718 0415 718 02. 410 Description Over the head style headphone These headphones are designed for use with the E Scope Belt model cat no 718 7710 or cat no 718 7750 Figure 5 Over the head style headphone Behind the head style headphone These headphones are designed for use with E Scope model 718 7710 and 718 7750 This style has a single cord and behind the head style fit Figure 6 Behind the head style headphone Stethophone The stethophone is designed for teaching to allow a second listener to hear simultaneously 360 7740 360 7750 360 7755 Specialist Adult Diaphragm The performance of the Specialist Adult Diaphragm is on average about 3 dB or 40 better than a stamped metal diaphragm Specialist Adult Bell Like the above Specialist Adult Diaphragm the Specialist Adult Bell is machined from high grade stainless steel Its performance is superior allowing the listener to use the split finger technique by placing the bell between the index and middle finger thereby permitted gentle controlled pressure to be applied Specialist Pediatric Bell The Pediatric Specialist Bell output is on average about 60 higher than a stamped metal pediatric bell over 50 200 Hz frequency range for both heart and breath sound filter settings Accessory Pack Each E Scope is supplied with an Accessory pack that contains a pediatric diaphragm plastic adult bell plastic pediatric bell and plastic infant bell These chest p
3. Operator s Manual E Scope Il Electronic Stethoscope Models 718 7700 718 7710 718 7712 718 7740 718 7750 Cardionics leaders in auscultation US Patent No 5 025 809 Manual P N 014 7700 Revision F Date June 2009 E Scope is a registered trademark of Cardionics Inc Webster Texas USA Specialist is a trademark of Cardionics Inc Note U S Federal law restricts this device to sale on the order of a physician IMPORTANT NOTE for Hearing Impaired Users Please be aware that using the E Scope with your hearing aid for auscultation of the heart lungs or Korotkoff blood pressure sounds may be limited by the capability of your hearing aid or the interface between your hearing aid and the E Scope Electronic Stethoscope Heart Sounds have a frequency range of 20 650Hz while breath sound range form 70 to 2000Hz Hearing aids are designed for enhancement of voice sounds that have a frequency range from approximately 500 to 4000Hz Some hearing aids can be programmed for lower frequencies However even with this additional low frequency response the hearing aid may still not be able to reproduce the heart and lung sounds adequately for diagnosis Also some individuals may have hearing loss in the range for heart and lung sounds that is not compensated by their hearing aid For these reasons Cardionics recommends that you consult with your audiologist for advice covering your hearing loss and the
4. as 77598 USA We will endeavor to complete repairs within fifteen 15 working days from date of receipt of product by Cardionics Out of warranty service When a product is returned for service that is out of warranty Cardionics will call you to obtain your authorization prior to making the repair We will ask for a credit card payment at the time of the call If the repair is from an authorized Cardionics dealer or institution Cardionics will ask for a purchase order number Consequential Damages CARDIONICS INC SHALL NOT BE LIABLE FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING FROM THE USE OR FAILURE OF THIS PRODUCT INCLUDING INJURY TO PERSONS OR PROPERTY Some states do not allow the exclusion or limitation of incidental or consequential damages so the above limitations or exclusions may not apply to you This warranty gives you specific legal rights and you may also have other rights that may vary from state to state 14 8 0 APPENDIX 8 1 Recording Techniques The user should recognize that listening to heart or breath sounds and recording them are different Obtaining good recordings takes time and practice To obtain a good recording the stethoscope head should be taped to the patient We suggest double faced Scotch tape with a hole 3M Double Stick Disks part no 2181 A hand touching the head of the stethoscope will introduce noise into the recording Below are some additional tips on recording technique 1 The ro
5. cardiologist e The ability to compare a patient with him or herself at differing time intervals e The ability to filter the sounds so that only certain portions of The sound complex can be heard e The ability to teach students by having more that one simultaneous listener with a single patient The E Scope is supplied with a Specialist Adult Diaphragm that may be changed to a Specialist Adult or Specialist Pediatric bell Also supplied are plastic adult infant and pediatric size bells and a selection of ear tips for maximum user comfort The E Scope is equipped with a timer that will turn the instrument off after approximately 1 5 to 2 minutes to conserve battery life The E Scope has an auxiliary output for connecting to a second listener or recording type device The E Scope is designed to maximize hearing of heart and lung sounds A sound selector switch is provided to allow listening in the proper frequency response for either heart sounds or breath sounds There are several models of the E Scope II The clinical E Scope cat no 718 7740 718 7700 and the Belt model E Scope for hearing impaired users cat no 718 7750 718 7710 Figure 1 E Scope II electronic stethoscope Clinical model Figure 2 E Scope belt model for hearing impaired users The Belt model E Scope is designed for use with an ITE in the ear type hearing aid With the Belt model E Scope the normal earpieces have been removed A pair of headphones
6. cking sound disappears 2 battery may be depleted Replace if necessary 3 Use the bell of the stethoscope 4 Using the button on the stethoscope head press and hold for 7 seconds This takes the volume to zero Then press and hold the button for 2 3 seconds There are 64 gain positions on the E Scope volume control The above maneuver has adjusted the E Scope to mid range Some additional adjustment may be necessary For static place the chest piece lightly on the chest There may be an initial static sound that will quickly disappear 12 7 0 Limited Warranty What this warranty covers 1 Cardionics Inc warrants this product to be free of manufacturing defects in material and workmanship for a period of one 1 year from the date of original consumer purchase from Cardionics or an authorized dealer This written warranty is limited to the original consumer purchaser transferable only by written authorization of Cardionics Inc All warranties expressed or implied made by Cardionics including warranties of merchantability and fitness are limited to the one 1 year period of this warranty Some states do not allow limitations on how long an implied warranty lasts so the above limitations may not apply to you This warranty is limited to repair of the product or replacement thereof at the discretion of Cardionics Inc Calibration is considered normal maintenance and are not included in the one year warra
7. ct The e button on the stethoscope head alternately selects the heart or breath sound filter each time it is momentarily pressed Pressing the e button to power on the E Scope initially selects the breath sound filter Conversely pressing either the or button to start power initially selects the heart sound filter 3 3 Power Pressing any of the buttons on the stethoscope head turns ON power to the E Scope The E Scope has a timer that shuts off power after approximately 1 5 to 2 minutes The timer is restarted each time one of the switches is pressed 3 4 Battery A single AAA battery powers the E Scope This battery will operate the E Scope for approximately 4 5 months assuming it is used 30 times per day 5 days per week To change the battery remove the battery cover by sliding it outward Remove the old battery and install the new in the normal manner 3 5 Sounds Output This connector located on the body of the E Scope allows accessory units to be attached to the E Scope See Figure 12 4 0 Cleaning The E Scope can be cleaned using a standard alcohol swab or wipe 70 Isopropyl Alcohol Do not use excessive liquid or immerse any part of the E Scope Doing so may result in moisture getting inside the unit 5 0 Transport and Storage The E Scope can be safely stored or transported with the following environmental conditions 20 C 65 C 4 F 149 F lt 95 relative humidity 10 Figure 12 E Scop
8. e Controls Output Jack for Cardionics Headphone Model 718 0405 and 718 0415 Ne Increase or decreases the volume Press either button while the unit is off and it will power on in the heart sound mode by default and remain on for 1 5 minutes The timer resets itself after every press of a button When the E Scope restarts it returns to the last volume setting Electronic Stethoscope Output for either second listener or accessory 11 Sets the ideal frequency for heart or lung sounds Pressing the dot while the E Scope is off will activate the unit and adjust for lung sounds Press the dot while the E Scope is active and it will toggle between lung and heart sound modes 6 0 Troubleshooting Guide Possible Problem No power Not enough volume Clicking noise or static Cause Solution s The E Scope will turn off automatically after 1 5 to 2 minutes of use Press any button on the stethoscope head to restart If this does not restart the E Scope check the battery and replace if necessary If the E Scope still does not restart please call Cardionics for assistance Press and hold the button on the head of the E Scope If using a hearing aid the volume should be increased gradually while tapping the diaphragm lightly Be sure that diaphragm is securely tightened on the threaded housing Speaker driver is clipping 1 reduce volume until cli
9. e is applied to the skin the enclosed skin forms a diaphragm With increased pressure the skin diaphragm is made taut and its natural period of oscillation increases This improves the response to higher pitches and at the same time there is a general lowering of the sensitivity of the skin diaphragm As 15 a result the lower frequency components of the heart sounds are attenuated whereas the higher frequencies are still well heard This important maneuver of being able to diminish the intensity of low pitched sounds by pressure on the bell has several implications and applications a To hear faint low pitched sounds the examiner must apply the bell lightly to the chest wall b By noting what happens to a sound or murmur when the bell is first applied lightly and then with pressure the examiner can judge to a certain degree the pitch of a sound or murmur c The high pitched systolic murmur of mitral regurgitation is less likely to be affected by pressure than medium pitched innocent systolic murmurs d With pressure the faint high pitched systolic murmur of mitral regurgitation is less affected than the first heart sound and the masking effect of the first heart sound is thus diminished The same is true of the high pitched early diastolic murmur of aortic regurgitation and accentuated second heart sound 16 8 0 Index Accessories n 5 Accessory pack 7 Battery eee c d 10 Cable Reco
10. he E Scope retains the last volume setting and reverts to that setting when restarted 2 2 For Teaching For teaching purposes it is possible to have a second person listen to a patient simultaneously Connect the stethophone cat no 718 0500 to the sounds output of the E Scope The student will hear what the instructor hears 2 3 Recording Sounds We suggest you also review Appendix A in this manual for recording techniques To record you will need a connecting cable cat no 711 7128 2 4 For Telemedicine Use The E Scope may be used for sending heart and or lung sounds over telephone lines or the internet using a recognized telemedicine system such as PolyCom or Tandberg systems 2 5 Other Applications a The E Scope can be used for general clinical use in place of an ordinary acoustic stethoscope b Physicians or nurses with hearing impairment c Ambulances d Emergency rooms e Pediatric wards 3 0 Operation 3 1 Volume Adjust The E Scope volume may be increased or decreased by momentarily pressing the or button located on the stethoscope head Pressing and holding one of these buttons for more than one second causes the volume to move up or down It takes about seven seconds for this automatic adjustment to cover the full volume range of 64 steps The E Scope retains the last volume setting and reverts to that setting when the power is turned on Figure 11 E Scope Stethoscope head 3 2 Filter Sele
11. ieces can be used by replacing the existing chest piece by unscrewing Additionally this pack contains both mushroom and hard plastic ear tips Inserting he mushroom ear tips will require a little force The hard plastic eartips are self threading Place this eartip on the stethoscope binaural press and with a twisting motion screw them on Figure 7 Figure 8 Specialist Adult Diaphragm Specialist Adult Bell Figure 9 Specialist Pediatric Bell E Scope Accessory kit Supplied with all E Scopes Figure 10 Upper row left adult plastic diaphragm upper middle infant bell upper right mushroom eartips Lower row Pediatric diaphragm pediatric plastic bell hard plastic eartips Cable Connections Cat no Description 711 9000 Interface Cable Connects to a PC or recording device that accepts an 1 8 inch phone plug 2 0 Using the E Scope 2 1 To use the E Scope place the stethoscope on the patient in the normal manner as shown in Figure 4 Press any button on the head of the stethoscope to turn it ON Press and hold the button until the volume is at a desired level The filter is automatically set for heart sounds If you wish to change it to breath sounds press the e button on the stethoscope head Note If the e button is pressed to activate the E Scope then the filter will be in the breath mode The E Scope will turn OFF automatically after 1 5 to 2 minutes To restart press any button on the stethoscope head T
12. nty What this warranty does not cover 1 This warranty does not cover defects or damage resulting from use of the product other than its normal intended and customary use This warranty does not cover defects or damages from abnormal use abnormal conditions improper storage exposure to moisture or liquid unauthorized modifications repairs made by unauthorized personnel unauthorized connections those not described in this manual misuse neglect abuse accident alternation improper installation or other acts which are not the fault of Cardionics including damage caused by shipping E Scopes which have had the serial number removed or made illegible Damage resulting from use of non Cardionics approved accessories 13 Policies concerning service Shipping charges The customer shall bear the cost of shipping the product to Cardionics We suggest that you insure the package Authorization for return Before sending equipment for repair please call Cardionics at 281 488 5901 or in the U S or Canada 1 800 364 5901 for a return memo authorization number RMA This will help us track your repair Reason for return Please include a note with your name address telephone and email address and what you believe the problem to be Packing for return Equipment requiring repair should be suitably packaged for shipping Where to obtain service Ship package prepaid to Cardionics Inc 910 Bay Star Blvd Webster Tex
13. om should be quiet Many of the problems with recording heart sounds result from not having a quiet room 2 The patient should be relaxed as much as possible 3 For a thorough examination the patient should be in a sitting laying and left lateral recumbent position For an adequate examination the recumbent position alone can be used but listening to the heart with the patient only in a sitting position is absolutely inadequate Typical diastolic murmurs of good intensity that are heard when the patient is in the recumbent position may not be heard at all when the patient is sitting In the recumbent position the patient s arms must not be held over the head since this will elevate the rib cage and decrease the intensity of the heart sound Occasionally it is an advantage to listen with the patient in the prone position This may be true in patients with deep chests or those who may have a friction rub This position may be awkward when the patient is in bed or on the examining table and supporting himself herself on the elbows It is much better to have the patient stand up and lean over with his her elbows on an examining table Muscle noise is at a minimum in this position and the patient and examiner are much more comfortable An important additional advantage of this position is that the patient can be made to exercise by touching his or her toes several times before he she assumes the position 4 When the bell of the stethoscop
14. pment R electric shock A N Caution The E Scope should be used by qualified medical personnel only Observe best practice The instructions in this manual do not in any way supersede established medical procedures or staff preference concerning patient care Best Practice as determined by the medical community is always to be observed Do not operate this device in the presence of flammable anesthetics or other flammable gases As a general safety precaution this instrument should be turned off and battery disconnected before performing any cleaning procedures Use only AAA alkaline batteries Follow all warnings and instructions on the battery package including proper disposal of depleted batteries J Cautions continued At the end of the E Scope useful life dispose or recycle in accordance with your local state and governmental regulations The E Scope complies with electromagnetic compatibility EMC EN60601 1 2 2001 However close proximity to a radio transmitter may result in interference heard through the E Scope Binaural or headset If this occurs move away from the radio s transmitting antenna Do not immerse any part of the E Scope in any liquid or subject it to any sterilization processes Important note for hearing aid users Hearing deficiencies vary considerably from person to person Your audiologist is the best source of information on your particular hearing problem You sho
15. rding 8 Cleaning 10 12 EMS E Scope 0 0 0 0 4 Filt fivccccacsceevcescevicceesssecciess 8 9 Pediatrics E Scope in 9 Headphone n se 5 Other E Scope Applications 9 POWs o agaes tance el 10 Product Description 1 Recording sounds 8 Recording Techniques 16 Recycle c ccceceeeeeeeeeteeeees e 17 Safety Precautions d Sounds Output 10 Specialist Adult Bell 6 5 6 Specialist Pediatric Bell 4 6 7 Stethophones eee 5 Teaching with E Scope 8 Telemedicine E Scope in 9 Transport and Storage 10 12 Troubleshooting 0 12 Uses of E Scope 9 Using the E Scope 8 in Telemedicine 9 VOIUME 0 eeeeeeeeee c e 8 9 Warranty ccceeeeeeeeeee 14
16. response of your hearing aid We will be pleased to assist you or your audiologist Quick Setup Instructions Turning the E Scope ON OFF Press any button on the head of the E Scope to turn it on There is not an OFF button on the unit To turn the E Scope off simply wait approximately 1 5 minutes and the unit will automatically turn OFF When restarted the E Scope will return to the last volume automatically Adjusting the Volume There are 64 steps between the highest and lowest volume positions on the E Scope Il The best way to adjust the volume is to press and hold the plus or minus buttons on the stethoscope head until the desired volume is achieved Switching between Heart and Breath Sounds To switch between Heart Breath Sounds press the key on the head of the E Scope The default mode is Heart Sounds By blowing on the stethoscope head as you press the you can easily determine if you are in the heart or breath sound frequency mode Breath sounds will sound higher Changing the Battery in your E Scope Simply snap the open panel on the back of your unit Replace battery with a fresh AAA Safety Precautions The following symbols are applicable to this device IPXO No degree of protection against ingress of water A Attention Read and understand all warnings and cautions before use provides a high degree of protection against Type BF Equipment This equi
17. ring the E Scope Figure 4 Using the E Scope 0 at Figure 5 Headphone Over the head style ceceee Figure 7 Specialist Diaphragm Figure 8 Specialist Bell 2 ae Figure 9 Specialist Pediatric Bell ceeeeeeeeeeeeeees Figure 10 Accessory Pack ccceeeeeeeeeeeeeeeeeeeeeeeees 2 2 3 3 5 Figure 6 Headphone Behind the head style 0 5 7 7 7 7 9 Figure 11 E Scope Stethoscope head Figure 12 E Scope Controls ccccceeeeeeeeeeeeeeeeeeeeees 1 0 Product Description The E SCOPE II is a second generation patented CE certified electronic stethoscope It allows the user to amplify or record heart and breath sounds The E Scope II is an electronic stethoscope featuring a slim line design with the volume and filter controls on the head of the stethoscope The slim design allows it to be draped comfortably around the neck With the controls on the stethoscope head the user will find the E Scope easy and convenient to use The sound quality is exceptional with 64 gain positions There are many reasons for using an electronic stethoscope rather than an acoustic stethoscope e The ability to hear soft sounds in a noisy environment e The ability to record edit and play back any sound e The ability to send sounds over telephone lines for diagnosis by a specialist e The ability to send sounds by email for diagnosis by a
18. uld consult with your audiologist if you have any specific questions about the use of your hearing aid with the E Scope Electronic Stethoscope or any similar device The information supplied by Cardionics for hearing impaired users should be considered as a general guideline only The E Scope has significant volume output Do not turn on higher than required for normal listening No serviceable parts Do not attempt to repair or service the E Scope Return to Cardionics for any and all repairs Call 281 488 5901 for service directions 1 0 2 0 3 0 9 0 Contents Product Description ccccc ceeceeeeeeeeeeeeeeneeeeeeeeeteneeeees 1 1 Models and Accessories Pee Using the E SCOpe cceccce cecsceeseeteeeseneeeeeeaeeeseneeeeseneeees 2 1 general clinical USC 0 ceeeeeeeeeteeeeeeeeees 2 2 for teaching 2 3 recording 2 4 in telemedicine 2 5 other applications Operation c ceeeeeeeees ae 3 1 VolumesAdjUSt isian a inie 3 2 Filter Select sis cccscavenecasctesceevenicteestenrectensies 3 4 Battery 3 5 Sounds Output cccceeeec nese eee eeeeeeeeees CIC ANING EAA ue cael eee c aa EO Transport and Storage Troubleshooting guide Warranty Appendix eeren 8 1 Recording Techniques List of Figures Figure 1 E Scope clinical model cccce ceeteeeeeeeeeeteteee Figure 2 E Scope belt model Figure 3 Wea
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