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User guide

ELI

ECH001XN111-A4 – 07/2022

Introduction and test setup

3.1 ABR

3.1.1

Equipment

To make a

ABR

measurement you need the following equipment:

Common elements for all configurations

ELI

unit

CHO

DIF

unit

Electrophysiology
cable

4 surface electrodes

Measurement with insert earphone

Insert earphone

2 foam ear tips ER3-14A 13mm

2 foam ear tips ER3-14B 10mm

2 insert earphone tips ER3-14E 4mm

2 insert earphone tips ER3-14D

3.5mm

Measurement with insert earphone and acoustic tube

Insert earphone

2 OAE ear tips T04 tree

2 OAE ear tips Txx
(xx size in mm)

Acoustic tube

Measurement with DD45 headset

DD45 headset

Содержание ECHODIA ELIOS

Страница 1: ...brand of lectronique du Mazet ZA Route de Tence 43520 Le Mazet Saint Voy FRANCE T l 33 4 71 65 02 16 Email contact electroniquedumazet com Firmware 2 7 0x Web www electroniquedumazet com Software 2 4...

Страница 2: ...ntil it is destroyed This equipment has been designed and manufactured for use in otologic diagnosis Use is restricted to professionals who have undergone appropriate training If you have a problem or...

Страница 3: ...IOS 13 2 1 Initial Start up of the device 13 2 1 1 Switching on starting 13 2 1 2 Touch screen calibration 13 2 1 3 Password 13 2 1 4 Home screen 14 2 1 5 Switching off the device 14 2 2 General devic...

Страница 4: ...ment settings 76 4 8 2 Screening mode 78 4 8 3 Measurement consultation 79 4 9 Audiometry 80 4 9 1 Pure tone Audiometry 80 4 9 2 High frequency audiometry 83 4 9 3 Speech audiometry 84 4 9 4 Measureme...

Страница 5: ...dow 121 6 4 3 Bilateral display 122 6 4 4 Advenced analysis tool 123 6 5 TEOAE 124 6 5 1 Description of the measurement window 124 6 5 2 Description of the measurement window 125 6 5 3 Bilateral displ...

Страница 6: ...ntation monitoring and diagnosis of hearing functions It is intended for ear nose and throat specialists neurologists audiologists pediatricians and other health professionals practicing in pri vate p...

Страница 7: ...honic Potential DPMC Transient otoacoustic emissions TEOAE Distortion products DPgramme Distortion products phase shift Shift OAE Air conduction AC Bone conduction BC Speech 1 2 2 Target population Ag...

Страница 8: ...r EU 301526 CUI USB power adapter USA 040048 CUI USB power adapter UK 040047 CUI Electrophysiological cable 040058 PlasticsOne Electrophysiological cable with accessories 040056 Electronique du Mazet...

Страница 9: ...nt must not come into contact with the device other than through the accessories CAUTION The device must be connected to a computer with a certified medical power supply double insulation according to...

Страница 10: ...of the measured data avoids losing the measurements made up to that point When connected to the computer the computer continuously saves the data the measurement can be saved before closing the softw...

Страница 11: ...dset connection Back side Warning this logo draws your attention to a specific point Operating instructions this logo informs you that the operating instructions must be read for safe use of the devic...

Страница 12: ...ing facility Consult the manufacturer Direct current Serial number Manufacturer Year of manufacture Country of production Product reference CE marking 1 7 Identification label Information and specific...

Страница 13: ...llowing recommendations are followed 1 9 1 Good practices for computer security Keep your software up to date including the operating system Windows or MacOs Use operating system accounts to manage ac...

Страница 14: ...ly 2 1 3 Password After the screen calibration the password definition windows appear If you choose to set up a password it will be asked to you each time you start the device To do this click on Lock...

Страница 15: ...e by clicking on the flags at the bottom left of the screen At the bottom right the serial number of your device is displayed A title bar is present on all windows of the device From left to right it...

Страница 16: ...informs you about the hardware and software version of the device and the amount of free memory space on the ELIOS device The Data factory reset button resets the measure ment parameters to the defau...

Страница 17: ...will be required to be able to change the default settings The password is the 8 digits of the de vice serial number The serial number can be fund on the label located on the back of the device or at...

Страница 18: ...de by qualified personnel Frequencies List of frequencies that will be scanned from the highest to the lowest 1kHz is not recommended for screening due to its sensitivity to noise Power L1 L2 The diff...

Страница 19: ...e Maximum test duration for each frequency in screening mode in case of no response Power Screening The intensity in dB in screening mode if Protected access to settings is activated Otherwise the int...

Страница 20: ...hich is properly configured at the factory However you have the option of changing the type of headphones that will be recognized when connected to the jack socket If you have several headphones with...

Страница 21: ...intensity ABR s make it possible to objective hearing threshold for each ear threshold ABR The ABR s inform us about the possible presence of cochlear pathologies perception deftness with a rise of t...

Страница 22: ...Electrophysiology cable 4 surface electrodes Measurement with insert earphone Insert earphone 2 foam ear tips ER3 14A 13mm or 2 foam ear tips ER3 14B 10mm or 2 insert earphone tips ER3 14E 4mm or 2 i...

Страница 23: ...ear tip the tube option must be activated on the software To make measurement with DD45 headset connect the headset cable on the Jack plug of the ELIOS indicated with the headset icon Clean the surfa...

Страница 24: ...ient Reference with the Green clip The Red clip must be connected to the electrodes placed behind the Right ear and the Blue one behind the Left ear The Right Left switch is automatically done Roll th...

Страница 25: ...s erased from the traces by the abusive use of alternating click polarity AP has 2 particularly ample negative components N1 with a culmination time of around 1 5 ms and a component N2 Com ponent N1 o...

Страница 26: ...onnector of the ELIOS unit Connect the ECHO DIF Mini DIN on the AUX connector Clean the surface of the skin where the electrodes will be attached with abrasive gel This decreases the impedance of the...

Страница 27: ...sh the golden electrodes between your fingers then insert it in the tested ear canals Red tube for the Right ear Blue tube for the Left ear If possible after insertion of the golden electrode apply a...

Страница 28: ...the two SCM muscles through skin electrodes placed at the 1 3 superior part of these two muscles During the recording patients are placed lying supine with a head position elevated to increase their...

Страница 29: ...rt the ear tips plug on Blue acoustic stimulator in left ear The Right Left switch is automatically done Position of the ear tip in the auditory canal Incorrect insertion Incorrect insertion To make m...

Страница 30: ...aced on the Right sternocleidomastoid muscle and the Blue one the Left sternocleidomastoid muscle The Right Left switch is automatically done Position For the cVEMP measurement the patient s position...

Страница 31: ...clip and the V with the black clip The Red clip must be connected to the electrodes placed under the Right eye and the Blue one under the Left eye The Right Left switch is automatically done Position...

Страница 32: ...ues ORD Melges et al 2009 The objective nature and the possibility to stydy a hearing threshold for each frequency indicate the ASSR as an important tool for audiological assessment mainly for non col...

Страница 33: ...ps ER3 14B 10mm or 2 insert earphone tips ER3 14E 4mm or 2 insert earphone tips ER3 14D 3 5mm Measurement with insert earphone and acoustic tube Ecouteurs intra auriculaire inserts 2 Bouchons OAE T04...

Страница 34: ...ct the headset cable on the Jack plug of the ELIOS indicated with the headset icon Clean the surface of the skin where the electrodes will be attached with abrasive gel This decreases the impedance of...

Страница 35: ...r The Right Left switch is automatically done Roll the foam ear tips on the Red stimulator between your fingers then insert it in the right ear Then insert the ear tips plug on Blue acoustic stimulato...

Страница 36: ...nvironmental change in the OHC and more particularly any change in the intra cochlear pressure will constrain them and slow down their responses The frequency and amplitude characteristics of the OHC...

Страница 37: ...Plug as well the tube to the red insert earphone Insert the gold ear tips in the electroacoustic tube Do the same for the left electroacoustic tube and stimulator Plug the electrophysiologic cable to...

Страница 38: ...e is far less strict This electrode can be placed on the forehead on the temple or on the chin Connect the electrode in the middle of the forehead minus with the Black clip and the Patient Reference w...

Страница 39: ...creased However the pressure stress will slow down the emission of the PMC or DPOAE by inducing a measurable delay a phase shift 3 6 2 DP gram DP gram Otoacoustic Emission Distorsion Product Phase Shi...

Страница 40: ...test the patient ear at frequencies between 2000 Hz and 4000 Hz The result is represented by a curve that indicates if the otoacoustic emissions are present or not This is an objective test because it...

Страница 41: ...hat the probe is held securely in the patient s ear 2 It must not be pressed against a wall of the ear canal 3 It must be hermetically sealed to prevent acoustic leaks and isolate from the noise Fit t...

Страница 42: ...ws to know the degree of hearing loss and the kind of deafness Pure tone audiometry also allows to find a discomfort threshold or also the research for any tinnitus frequency Speech audiometry is a fu...

Страница 43: ...the Audio connector of the ELIOS unit For bone conduction measurement put the vibrator on the mastoid or on the forehead for Webber test and put a foam ear tip on the contralateral masking insert earp...

Страница 44: ...of birth and gender To enter this information just click on the desired field to have the keyboard appearing on the screen It is possible to use a digital keypad by clicking on the 123 key at the bott...

Страница 45: ...list of patients appears with names first names and dates of birth The magnifying glass icon at the bottom of the screen enables to search for a patient thanks to his her name or surname To select a...

Страница 46: ...re peatability test is case of a neuroma detection protocol for example Connected stimulator To see which stimulator is connected and switch between the two audio output Automatic rejection Activate t...

Страница 47: ...r automatically by clicking on Auto Click on the Save button to save the value and return to the ABR parameter setting up menu Click on the Start button to start the measurement 4 2 1 2 Measurement Th...

Страница 48: ...The back cross in the right top corner allows to completely stop the measurement Once data acquisition is over the curve is reconstructed You then have the choice of saving the data by clicking on Sa...

Страница 49: ...verifi cation window is shown The impedance values have to be the smaller and the most balanced as possible to provide the most reliable and qualitative measurement The state of the options 3 points...

Страница 50: ...ually needs to be replaced to reduce the impedance otherwise the test should be reported when the patient will be less agitated The Stop button and the top right cross enable to stop the measurement I...

Страница 51: ...es markers of waves I III and V If the wave is not significant enough or if it leaves too much the areas of normality it will not be placed At the bottom right there is a button for adjusting the time...

Страница 52: ...xes with the letters N C indicate that there is not enough information to calculate the corresponding Delta there are missing markers Finally the Curve option is used for selecting the curves one by o...

Страница 53: ...reen there are buttons relative to each marker Click on one of the buttons to move the corre sponding marker over the curves To guide positioning normality zones are grayed out and the marker is posi...

Страница 54: ...art on the left ear After selecting the ear and connecting the ECHO DIF the Start and Rejection buttons are activated The central rectangle displays the impedance value measured on the electrodes V V...

Страница 55: ...ies you when the rejection threshold is reached If 40 successive rejections are de tected the current point is rejected and the Rejection information appears on the screen This phenomenon means that t...

Страница 56: ...es from a measurement to another At the top of the screen there are buttons relative to each marker Click on one of the buttons to move the corre sponding marker over the curves To guide positioning n...

Страница 57: ...splays a table summarizing the ra tios between SP and AP on all the curves The percent age ratio is obtained with the following formula A click on one of the lines of this table enables to con sult th...

Страница 58: ...and connecting the ECHO DIF the Start and Rejection buttons are activated The central rectangle displays the impedance value measured on the electrodes V V and V in reference to REF The impedance val...

Страница 59: ...ments will be run from the highest power to the lowest Two curves are displayed The bottom curve is the curve being constructed and its shape is updated in real time depending on the number of clicks...

Страница 60: ...is a button to adjust the timescale of the curves making it possible to display 30 ms or 60 ms corresponding to the time elapsing after the stimulation click At the bottom left it is possible to sele...

Страница 61: ...more accurately Click on return to come back to the multi curve window The Latency option replaces the graphics by latency tables calculated from the markers placed on the curves The displayed latenci...

Страница 62: ...ference to REF The impedance values must be as small and well bal anced as possible to guarantee measurement quality As soon as the impedances are correct calibrate rejection This is an essential stag...

Страница 63: ...ven above is the phase shift value in degrees 2 The index indicated in white below is the ratio between the effective signal and the average noise in dB S N To validate a point this value must be grea...

Страница 64: ...dow using the back cross a message requesting you to confirm the deletion appears answer yes or no 4 5 1 1 Prerequisites for exploitation of the measure If most points on a curve relate to a ratio of...

Страница 65: ...n the goal of helping the analysis two draggable marks A and B can be place on the graph in order to automatically calculate the phase gap between two positions The graphic scale of the phase is inclu...

Страница 66: ...button The power distribution graph abscissa with respect to the frequency ordinate appears The effective spectral energy zone is indicated by a vertical white line The cursor enables you to adjust t...

Страница 67: ...st 40 Frequency Hz Stimulation frequency F2 Advised 1200 Hz with variance of 100Hz depending on the disturbing environmental frequencies Left Right Select which ear to test After selecting the ear rig...

Страница 68: ...just measurement parameters The distortion product signal is too low to be reliable Click Yes the system will change the measurement parameters Power and or number of averages to try to get a decent s...

Страница 69: ...possible that the probe moves during the measurement in particular if you are running postural tests In this case click on Stop replace the probe paragraph 5 2 2 and make another measurement 3 The am...

Страница 70: ...tive signal 2 The red curve represents the average noise level 3 The 2 indexes displayed on the right of the Minimum Maximum values of the effective and average noise signals In order to help you with...

Страница 71: ...opposite example 3 other spectral rays can be identified with high power levels to the right of the ef fective spectral energy zone From left to right stimula tion frequency F1 followed by F2 and fina...

Страница 72: ...he ear right or left and plugged the OAE Probe the Start button became available Click on it to start the measurement 4 7 1 0 Measurement The DP gram measurement window then opens The curve is display...

Страница 73: ...rtical white figures indicate the test frequency for each points 4 The red curve represents the average noise level The rejection indicator light notifies you when the rejection threshold is reached I...

Страница 74: ...ed setting of the DP gram see subsection 2 3 1 1 In this menu it is also possible to modify the intensity used in Screening mode The intensity setting and the access to this menu directly from the mea...

Страница 75: ...formance tool palette that giving you the opportunity of analyzing directly on the touch screen without any computer support all the data you have collected Click on one of the points of the curve A w...

Страница 76: ...he opposite example 3 other spectral rays can be identified with high power levels to the right of the ef fective spectral energy zone From left to right stimula tion frequency F1 followed by F2 and f...

Страница 77: ...the Start button became available Click on it to start the measurement 4 8 1 1 Measurement The TEOAE measurement window opens click on Start At the measurement beginning click calibrations are perform...

Страница 78: ...ently recorded At the bottom of the screen o The number of clicks which informs you of the progress of the measurement the sum of the two buffers A and B must reach the number of stimulations entered...

Страница 79: ...e The intensity setting and the access to this menu directly from the measurement window can be unlocked in the Config OAE see subsection Erreur Source du renvoi introuvable At the end of the measurem...

Страница 80: ...l manner the previous information Namely the ratio between the signal and the noise as well as the reproducibility rate for each frequency The sheet cases become green or red to indicate that the ear...

Страница 81: ...one Audiometry test you can choose among four modes of diagnosis Automatic patient mode Automatic doctor mode Manual doctor mode Weber Mode 4 9 1 1 Patient mode The patient mode allows automatic trans...

Страница 82: ...urve is constructed You have the choice between saving the curve with the Save button or delete it by leaving the window with the back cross 4 9 1 2 Automatic doctor mode Automatic doctor mode allows...

Страница 83: ...ce the acquisition protocol ends the curve is constructed You have the choice between saving the curve with the Save button or delete it by leaving the window with the back cross 4 9 1 3 Manual mode T...

Страница 84: ...if the patient hears the sound at the left right or on both sides You can see the curve at any time by pressing the Graph button Then you can save the curve by clicking on Save delete it by exiting th...

Страница 85: ...t the device displays the words from the list on the screen This list is randomly chosen to guarantee a reliable test without the risk of the patient learning the words The Settings button allows to a...

Страница 86: ...is finished click on Graph to see the curve You can then save it or make other Pure Tone audiom etry or Speech audiometry measurements This window lets you select the eat and the power Click Start to...

Страница 87: ...ric normal Speech audiometry The abscissa scale represents the power of the stimuli in dB HL The ordinate scale represents the percentage of correctly repeated words The last image on the right shows...

Страница 88: ...em Windows 7 8 10 11 Mac OSX Power supply Class II compliant with EN 60601 1 5 2 Installation 5 2 1 Installing the software The ECHOSOFT is supplied as an executable software file designed for automat...

Страница 89: ...computer PC or Mac You will need to install a USB driver to have this functionality Since the version 2 1 6 0 the USB driver installation is automatically trig ger during the ECHOSOFT installation pro...

Страница 90: ...rectly All information related to a patient can be modified To access the patient record screen select the patient and click on the Edit Patient s Profil at the bottom of the main screen 5 3 2 Import...

Страница 91: ...sibility of choosing the corresponding patient or simply creating a new one 5 3 2 2 Synchronize all patients with the database This option lets you add all of the ELIOS patients to the ECHOSOFT databa...

Страница 92: ...patient se lected in the list The Delete button is used to defini tively delete the patient from the ECHOSOFT database 5 3 3 2 Delete a patient from ELIOS A patient can be deleted from the ELIOS memo...

Страница 93: ...ase located in another folder It is possible to select a database located on your computer on a USB key or a network shared folder Relocating the database move the current database to another folder I...

Страница 94: ...shold measurement mode searches for a patient s hearing threshold over the range of frequencies preselected in 1 The frequencies are scanned from 1000Hz to the highest frequency then from 1000Hz to th...

Страница 95: ...butes to the improvement of your products To take advantage of these updates check our website http echodia fr en downloads regularly to see if the latest version available corresponds to your current...

Страница 96: ...new version of your product has been downloaded a pop up tells you that The update was successful Restart the device to apply the update and follow the instructions on screen to finish the instal lat...

Страница 97: ...rement on your device should appear if not check if the USB driver is correctly installed If the patient already exists in the database you just need to select it otherwise it is possible to create a...

Страница 98: ...ves remains the same Only the vertical left frame item 1 changes The curves are shown as follows 1 Different settings specific to the measurement mode selected the manual mode on the picture above 2 S...

Страница 99: ...fter a defined number of averages 4 Ipsilateral noise setting only for ECochG 5 Reminder for electrode and stimulator setup on the patient 6 Select ear side 7 Enable contralateral recording for VEMP f...

Страница 100: ...User guide ELIOS ECH001XN111 A4 07 2022 99 Measurement on ECHOSOFT 6 1 Evoked potential modul ABR ECochG et VEMP...

Страница 101: ...lations When you want to create or edit a protocol the following window appears It allows you to set all the parameters related to the stimulation Textbox to define the name of the protocol Zone 1 con...

Страница 102: ...the measurement no longer corresponds to a screening test 2 Choice of stimulation and collection side If both ears are selected the right ear will be tested first then the left 3 Replace the Click sti...

Страница 103: ...ion in our case at 150 S after les click 5 This option is used to add a delay before the Ta stimulation This option is useful to collect elec trophysiological activity before the acoustic stim ulation...

Страница 104: ...patient s muscular activity as closely as possible The threshold set manually then becomes the maximum threshold that the adap tive rejection will not exceed Manual using the slider 2 By placing the m...

Страница 105: ...nt must position himself in dorsal decubitus his activity when he contracts the SCM muscle is then evaluated This determines the ideal contraction level for good quality measurements Even if the opera...

Страница 106: ...ach curve for the type of measurement selected 3 Select the latency display see 0 4 Options for group management see Erreur Source du renvoi introuvable 5 Curve display area On x axis time in millisec...

Страница 107: ...played By default the two records are added together Alternate but it is possible to view the condensation rarefaction or subtracted curves 4 Determines an area that remains at zero when displayed to...

Страница 108: ...curves obtained in the consultation of the groups of measurements Group and L R Group see Erreur Source du renvoi introuvable To add a curve to the group just double click on the measures of the left...

Страница 109: ...elete it Automatic plot the button plot markers will try put the markers if it detects spikes in the normality zone The values of the markers are shown in the tables at the bottom of the window Each t...

Страница 110: ...s A and B can be positioned by clicking on one of the two buttons in this field and then clicking on one of the curves At this point it will be possible to change their horizontal position on the sele...

Страница 111: ...n or not of the measurement 4 Measurement recording parameters 5 Curve display 6 Note input 7 Print measurement options 6 1 15 1 Bilateral display In screening mode it is possible to display and print...

Страница 112: ...e the quality of the measurement The stimulator button displays the type of stimulator active and toggles between the two outputs Audio DIN and headphones Jack The control of the number of acquisition...

Страница 113: ...king is set to 30 and that 2000Hz is at 50dB and 4000Hz is at 60dB then the masking will be set at 30dB 60 30 30 If the automatic advancement is activated then when the software tests several frequenc...

Страница 114: ...a noise level between 5 and 10 nanovolts 2 Response validation curve for each frequency being tested With the elapsed time in minutes on the abscissa and the validation percentage on the ordinate For...

Страница 115: ...tom left let you save the current bar and create a new one add a note and print 6 2 4 1 Validation and input output graph For each frequency the results are on the one hand displayed in the form of an...

Страница 116: ...lysis MSC Magnitude Squared Coherence a 0 05 of the signal and phase evolution at the modulation frequency as well as of the surrounding noise level 6 2 4 2 Estimated audiometry threshold Thanks to th...

Страница 117: ...ent and the setup The measurement window looks like this 1 Measurement configuration frame There are small changes between shift OAE and DPMC setting see subsection 6 3 1 2 Area for presentation and a...

Страница 118: ...User guide ELIOS ECH001XN111 A4 07 2022 117 Measurement on ECHOSOFT 6 3 Hydrops Shift OAE and DPMC...

Страница 119: ...tient is not relaxed or is not well installed which produces too much muscle activity A source of electromagnetic radiation is interfering with the signal 5 Display of an explicative image for the con...

Страница 120: ...nt this value must be greater than 6dB 1c The red curve represents the average noise level 1d For each position a phase average is calculated and placed on the graph this average may be adjusted direc...

Страница 121: ...nly deleted during the display at the next reload of the curve it will still be present This allows for example to remove unacceptable points for which the signal to noise ratio is not high enough 7 S...

Страница 122: ...responding to the selected point 2 Frequency related graphic of data corresponding to the selected point The breakdown into frequency is obtained by a fast Fourier transformation of the time related s...

Страница 123: ...me has been reached After testing all the selected frequencies the instrument stops the measurement and indicates whether the test is valid or not depending on the number of frequencies at which the d...

Страница 124: ...of L2 Frequency F1 Frequency F2 Measured power of L1 Measured power of L2 Distortion product frequency Distortion product power Average level of noise Signal noise ratio 3 Information about the select...

Страница 125: ...n hold down the Ctrl key on the keyboard and select a measurement on the opposed side in the measurement browser window Thus the two measure ments are displayed in the same window The Print PDF button...

Страница 126: ...hic of data corresponding to the selected point The breakdown into frequency is obtained by a fast Fourier transformation of the time related signal The effective spectral energy zone is marked in red...

Страница 127: ...for newborns With this mode the measurement automatically stops when the validations conditions are reached On the contrary after reaching the maximum test duration the device stops the measurement a...

Страница 128: ...e graphic as well as the noise one Red buffer A blue buffer B green noise A B 3 Click frequency graphic 4 Noise frequency graph red and signal frequency graph green 5 Measurement setting information 6...

Страница 129: ...hold down the Ctrl key on the keyboard and select a measurement on the opposed side in the measurement browser window Thus the two measure ments are displayed in the same window The Print PDF button...

Страница 130: ...ar 3 Choice between tone audiometry or Weber test in the case of a bone conduction 4 Start automatic mode See subsection Erreur Source du renvoi introuvable for the settings When the Patient Mode box...

Страница 131: ...t See subsection 6 6 3 10 Indicator light show that a stimulation is in progress Green no stimulation Red stimulation is running 11 Save or create a measurement 12 The cross represents the current pos...

Страница 132: ...wo audio outputs Thus it is possible to connect the headphones and the bone vibrator each to one of the audio outputs and switch between the air conduction and bone conduction test A click on the keyb...

Страница 133: ...blue cross with a bottom right arrow the sound was played but the patient didn t answer left ear 2 Summary table of standard audiometric indicators 3 Weber test display area Abscissa frequency in Hz...

Страница 134: ...timulus air bone or speech and the frequency The masking in Auto Mode is calculated by applying the differential to the stimulation power sent Thus it varies with each change in stimulation power unle...

Страница 135: ...ert 50dB headset 40dB Therefore the need for masking and its value may vary depending on the stimulator used which is automatically identified by the module In order to calculate the AC masking the AC...

Страница 136: ...ith their respective dates and times In the example above only the right side has two measurements By showing two measurements at the same time in addition to being able to compare them and to allow t...

Страница 137: ...User guide ELIOS ECH001XN111 A4 07 2022 136 Measurement on ECHOSOFT 6 6 Audiometry...

Страница 138: ...he software you can perform the audiometry manually with the keyboard of your computer Ctrl F swich to full screen mode Start stimulation Previous frequency Varying the stimulation power Next frequenc...

Страница 139: ...it is imperative to follow the operating instructions provided in this manual ELIOS devices are designed to have a service life of 5 years 7 2 Cleaning 7 2 1 Device case The device case only requires...

Страница 140: ...ed Connecting the stimulator Stimulator is out of order Contact your distributor to initiate the after sales service procedure Gas and or liquid leakage from the case during opera tion or not Battery...

Страница 141: ...her The warranty is void if the operating instructions in this manual are not strictly followed The warranty period is 24 months from the date of delivery of the device Transport and packaging costs a...

Страница 142: ...re 7 5 Disposal As soon as any deterioration is detected the product must be cleaned with a broad spectrum disinfectant and returned to the manufacturer If the product becomes inoperative or unusable...

Страница 143: ...rom a computer or the power adapter see Erreur Source du renvoi introuvable Resolution 320 x 240 65000 colours Touch screen Resistive screen usable with a finger or with a stylus Energy comfort Backli...

Страница 144: ...tion 16 bits 32KHz Impedance test Measurement window from 10 to 25 ms Sound intensity 0 to 95 dB HL ASSR AM2 stimulation Carrier frequencies at 500Hz 1000Hz 2000Hz 4000Hz Modulation at 40Hz or 80Hz Di...

Страница 145: ...11 140 80 80 250 223 281 95 100 50 500 445 561 95 110 60 750 668 842 95 110 70 1 000 891 1 120 95 110 80 1 500 1 340 1 680 95 110 80 2 000 1 780 2 240 95 110 70 3 000 2 670 3 370 95 110 70 4 000 3 560...

Страница 146: ...least 30 Rapid transients in bursts IEC 61000 4 4 2 kV for lines power supply electric 1 kV for lines input output 2 kV for power lines The quality of the power supply should be that of a typical comm...

Страница 147: ...ot be predicted theoretically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an on site electromagnetic investi gation should be considered If the field strength...

Страница 148: ...herapy depressotherapy and elec trotherapy urological rehabilitation equipment Electronique du Mazet also owns the Echodia brand which has a dedi cated R D office specialized in functional exploration...

Страница 149: ...s DP gram Distortion Product Otoacoustic Emission Graphic TEOAE Oto Emissions Acoustiques par Transition Transient Evoked Otoacoustic Emissions PEAp Potentiels Evoqu s Auditifs pr coces ABR Auditory e...

Страница 150: ...User guide ELIOS ECH001XN111 A4 07 2022 Your dealer distributor ELECTRONIQUEDU MAZET ZA ROUTE DE TENCE 43520 LE MAZET SAINT VOY T l 33 4 71 65 02 16 Mail sav electroniquedumazet com...

Страница 151: ...re etc I have read the instruction manual and noted the warranty and service conditions In the event that Electronique du Mazet or its distributors do not receive this form duly completed and signed w...

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