Author: Stefani Kim

Comparing MPOs from Six Different Hearing Aid Manufacturers: Headroom Considerations

Using 2-cc coupler measures, MPO values for different programmed settings were compared for the premier hearing aid products from six major manufacturers. Large differences were observed, and these differences were not directly associated with the product’s OSPL90. In general, at least for the sample audiogram used, it appears that the MPO is limited by the gain setting and the aggressiveness of the wide dynamic range compression (WDRC), often restricting useable headroom.

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3M Earplugs Litigation Trial Begins

The mass tort case against the Maplewood, Minnesota-based 3M from claimants alleging that its earplugs were “knowingly defective” and caused them to have hearing loss and tinnitus, will begin March 29, according to an article in the ‘Star Tribune.’

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Study Shows Hearing Improvement with Esteem Implant

Envoy Medical Corporation, a hearing health company focused on providing innovative technologies across the hearing loss spectrum, announced an independent study that was published online in ‘The Journal of Laryngology & Otology.’ The study found that the fully implanted Esteem osseointegrated active middle ear implant (AMEI) showed “statistically significant improvements in post-operative hearing results,” according to Envoy.

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Noise May Alter Feeding Behavior of Longfin Squid

With the offshore wind industry expanding in the United States and elsewhere, a new study raises questions about how the noise from impact pile driving to install turbine supports can affect feeding behaviors of longfin squid, a commercially and ecologically important cephalopod.

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Thyroid Eye Disease Drug May Cause Hearing Loss

More patients than previously reported may experience hearing symptoms such as hearing loss or muffled hearing from a new treatment for thyroid eye disease, teprotumumab (Tepezza), according to a small study presented virtually at ENDO 2021, the Endocrine Society’s annual meeting.

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