OTC/PSAP For All Losses?

This post discussion is a continuation of previous posts related to comments that many hearing professionals have expressed with concerns that OTC/PSAP hearing aid sales will result in dissatisfied users because: The instruments are not professionally fitted An audiogram is necessary OTC-sold devices (previously defined as PSAPs) are of poor quality and will not meet…

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Ear Impression History – The Slow Death of Powder and Liquid

Logic would suggest that with the advantages of silicone ear impression material, that the transition from ethyl methacrylate to silicone would have occurred fairly rapidly. Not so, as ear impression history shows. In essence, the 1970s was the main transition period, but it started in the 1960s, and continued well into the mid 2000s.  …

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