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Modular in-the-ear hearing aid

  • US 4,069,400 A
  • Filed: 01/31/1977
  • Issued: 01/17/1978
  • Est. Priority Date: 01/31/1977
  • Status: Expired due to Term
First Claim
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1. An in-the-ear hearing aid comprising:

  • a modular unit contained within a housing of standardized configuration and providing a wholly operable instrument, said housing including;

    a mounting plate for attachment of said housing to an ear mold, anda coupler for acoustic connection of the receiver of the hearing aid to the exit aperture of the ear mold, said coupler being removably attached to said housing and having an output tube outwardly extending in predetermined angular relation to said housing;

    an ear mold adapted to fit the ear cavity of a user and having a recessed area onto which is secured the mounting plate of said housing for attachment of said housing to said ear mold, and a tip portion adapted to extend into the ear canal of a user and having an opening therethrough terminating in an exit aperture;

    means for securing said housing to the recessed area of said ear mold; and

    a flexible tubing extending through the opening in said tip portion of the ear mold and connected at one end to the output tube of said coupler and terminating at the other end at said exit aperture of the ear mold.

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