Evolution of Electroacoustic Measures of Hearing Aids

H. Christopher Schweitzer, Ph.D. Dr. Schweitzer is Director, HEAR4-U International and Technical Consultant for IMH Corporation.   In a previous post, Dr. Schweitzer discussed accuracy and reliability of hearing threshold measurements, describing the inaccuracies and problems that exist with current methods.  That hearing aids are fitted based on poor baseline information has led to the…

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Ear Impression Otoblock Myth Debunked – Part 3

  “Do Not Let the otoblock come in contact with the eardrum.”  Instructions such as this to individuals taking ear impressions has been the topic of post 1 and 2 providing evidence busting the ear impression otoblock myth suggesting such placement.   Otoblock to Protect the Eardrum?   The purported purpose is to protect the…

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