Implementation of implantable microphone in the middle ear cavity and telemetry module

  • S. H.Arman Woo
  • , Hui Sup Cho
  • , Il Hyung Luke Park
  • , Byung Seop Song

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

2 Scopus citations

Abstract

With the advent of implantable hearing aids, acoustic sensing strategy of the implantable microphone becomes an important issue. In this paper, placing the microphone in middle ear cavity (MEC) is proposed and researched feedback characteristic when both the implantable microphone and transducer were in the MEC. Analytical and finite element analysis were conducted and implemented the microphone to have a natural frequency of 7 kHz. The implemented microphone showed good characteristics of SNR, sensitivity, and vibration immunity. For the verification, small animal in vitro experiments (n=4) conducted. From the experiments, the gain margin was measured and showed feasibility to use.

Original languageEnglish
Title of host publication5th 2012 Biomedical Engineering International Conference, BMEiCON 2012
DOIs
StatePublished - 2012
Event5th 2012 Biomedical Engineering International Conference, BMEiCON 2012 - Muang, Ubon Ratchathani, Thailand
Duration: 5 Dec 20127 Dec 2012

Publication series

Name5th 2012 Biomedical Engineering International Conference, BMEiCON 2012

Conference

Conference5th 2012 Biomedical Engineering International Conference, BMEiCON 2012
Country/TerritoryThailand
CityMuang, Ubon Ratchathani
Period5/12/127/12/12

Keywords

  • Hearing aid
  • Implantable
  • Microphone

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