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Cochlear Implants

AW5764_3.0 (English)

DUET 2 Fitting Guide

Содержание hearLIFE DUET 2

Страница 1: ...Cochlear Implants AW5764_3 0 English DUET 2 Fitting Guide...

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Страница 3: ...of contents 1 TABLE OF CONTENTS 3 2 HARDWARE SETUP 4 Connecting the DIB II 4 Connecting the HI PRO box 2 Cochlear Implant 3 Acoustic Unit 9 3 APPENDIX 13 Gain 13 Low frequency slope 15 AGC Ratio 17 V...

Страница 4: ...t checks objective measurements and programming Make sure that you are using a DIB II You will find the version of your DIB at the right front side Connect the DIB II to your personal computer via the...

Страница 5: ...e To do this select a COM port from the list and click on Apply Settings Fig 2 If the status of the DIB II connections appears after a short time you will have found the correct COM port Fig 2 Selecti...

Страница 6: ...ftware supports acoustic unit fitting via the HI PRO box Select the corresponding comport in the Hardware setup editor Make sure the Mute Acoustic Unit at Connection time checkbox is enabled and press...

Страница 7: ...mplant component of the DUET 2 is programmed in a similar way to the OPUS 2 Step 1 Press the Add processor button and select OPUS 2 from the dropdown list Activate the DUET 2 battery pack checkbox Whe...

Страница 8: ...acoustic and cochlear implant stimulation is based on the user s post operative unaided audiogram Open the Audiogram task to enter air conduction thresholds The crossover frequency can be found where...

Страница 9: ...vate the Display Cross over Frequency checkbox The frequency range covered by the acoustic unit is indicated by the grey area Click the Use Crossover as Minimum button to adjust to the crossover frequ...

Страница 10: ...o back to the Levels tab and define all stimulation parameters Activate the map and make sure it creates sufficient loudness sensation Press Save and Close to finish the cochlear implant fitting Fig 8...

Страница 11: ...drag and drop from the database view After assigning a map to a program position a preview of the map appears in the dialog of the applicable program position Each map is downloaded with the assigned...

Страница 12: ...to the battery pack Make sure the DUET 2 is turned on To connect the DUET 2 acoustic unit to the MAESTRO software the HI PRO box is required Plug the DUET 2 programming cable into the CS44 plug and ma...

Страница 13: ...dicates if the DUET 2 acoustic unit is adjusted via trimmers or the HI PRO box interface VOL Volume Gain Low frequency slope AGC Ratio Fig 10 DUET 2 with trimmers Follow the recommendation in the Appe...

Страница 14: ...ress the Switch to Software Fitting button to change to software fitting Fig 11 MAESTRO Acoustic Fitting task The software indicates that the acoustic amplification is adjusted using software and HI P...

Страница 15: ...ncy Slope setup Fig 12 MAESTRO Acoustic Fitting task Follow the recommendation in the Appendix section when using the trimmers to adjust the acoustic part of the DUET 2 Starting from this basic fittin...

Страница 16: ...settings to the DUET 2 processor Fig 13 MAESTRO Acoustic Fitting task The internal memory which stores the acoustic unit fitting parameters does not include Acoustic Fitting task names When the Read...

Страница 17: ...0Hz determine the half rule gain as follows THR500Hz 2 dB Gain In this example the threshold for 500Hz is at 60dB So the gain is 60dB 2 30dB 0 125 250 500 1000 2000 4000 8000 10 20 30 40 50 60 70 80 9...

Страница 18: ...ser s gain exceeds the maximum of 42dB it should be set to the maximum level Control MAX MIN Turning range Values1 db 42 39 5 27 29 5 37 32 34 5 100 1000 60 50 40 30 20 10 0 2000 Frequency Hz Gain dB...

Страница 19: ...the setting for the low frequency slope THR500Hz THR250Hz 2 dB octave Low frequency slope In this example the threshold for 500Hz is at 60dB and for 250Hz at 40dB So the low fre quency slope is 60dB...

Страница 20: ...frequency slope as needed Control MAX MIN Turning range Values1 db octave 12 6 18 0 MAX Reduced low frequency curve MIN Flat low frequency curve 100 1000 100 90 80 70 60 50 2000 Frequency Hz Amplitude...

Страница 21: ...le level for the user Most users prefer the position 1 33 1 Control MIN MAX Turning range Values1 1 33 1 1 6 1 1 14 1 2 1 2 65 1 1 1 4 1 MIN 1 1 MAX 4 1 50 55 60 65 70 75 80 85 115 95 100 105 110 90 8...

Страница 22: ...e volume from the minimum setting The aim is to have the loudness balanced between acoustic amplification and CI stimulation Control MAX MIN Turning range Values1 db 0 42 MAX 0dB MIN 42dB 100 1000 200...

Страница 23: ...om MED EL GmbH Sucursal Espa a 28760 Tres Cantos Madrid Spain Tel 34 91 80 41 527 office es medel com MED EL GmbH Sucursal em Portugal 3000 351 Coimbra Portugal Tel 351 239 098 804 office pt medel com...

Страница 24: ...l com MED EL Singapore Singapore 329563 Tel 65 677888 14 office sg medel com MED EL Indonesia Jakarta Selatan 12550 Indonesia Tel 62 21 7814 249 office id medel com MED EL Korea Seoul 121 803 Republic...

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Страница 28: ...MED EL Elektromedizinische Ger te GmbH Headquarters F rstenweg 77a 6020 Innsbruck Austria office medel com www medel com...