Author: Karl

Directionality in Hearing Aids…Revisited

This article, written in 1996 by Starkey Labs’ engineer Dr Jerry Agnew, re-examines the basic principles of directional hearing instruments and looks ahead at the use of “directionality in CIC and DSP hearing instruments of the future.”

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Digitally Programmable Hearing Aids: A Historical Perspective

The Nicolet Project Phoenix was initiated in 1984 and had as its mission the researching and development of a programmable digital hearing aid and a computer-based hearing test instrument. This article by audiologist Veronica Heidi describes the author’s first-hand experience and views on the accomplishments of this project.

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Customer Satisfaction and Benefit with CIC Hearing Aids

Consumer satisfaction ratings of completely-in-the-canal (CIC) hearing aids are equal or favorable to the most current [1994] MarkeTrak profile. CICs received better scores in key areas such as visibility, directionality, feedback, and performance while on the phone and in outdoor situations. Statistics point to CICs attracting a more youthful, less hearing-impaired market. CICs provide benefit, as measured by the APHAB, equivalent to the typical new hearing instrument.

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Solving Challenges in Deep Canal Hearing Aid Fittings (Parts 1 and 2)

Part 1 addresses the challenges typically associated with deep canal hearing aid fittings, including the ear impression, comfort issues, occlusion, feedback, cerumen control, ear canal pressure/equalization issues, and hearing aid retention. Part 2 looks at Philips Hearing Instruments Bony Seal Tip concept for solving some of these fitting challenges.

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The Art of Making a Good [Ear] Impression

Making an ear impression is a matter of perfecting a few basic steps and avoiding common “bad habits.” The end result is to make a good impression on clients/patients. That way, everyone wins. Westone President Randy Morgan provides tips on making a good earmold impression for the hearing aid fabrication process.

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Real-Ear Probe-Microphone Measurements Revisited

Real-ear measurements (REM) can increase the professionalism of all hearing healthcare professionals and greatly assist them in serving the consumer. Through relatively simple steps, as shown in this article, the dispenser can “pre-fit” a hearing aid to the customer for a more accurate fitting, and ultimately, final adjustment.

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