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Middle ear ossicular replacement prosthesis having a movable joint

  • US 4,281,419 A
  • Filed: 12/10/1979
  • Issued: 08/04/1981
  • Est. Priority Date: 12/10/1979
  • Status: Expired due to Term
First Claim
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1. In a middle ear ossicular replacement prosthesis having a head portion and a shaft portion, the improvement comprising:

  • a movable joint connecting said head portion and the captured end of said shaft portion to permit pivotal movement of said shaft portion relative to said head portion, said movable joint being a ball-and-socket joint which permits universal pivotal movement of said shaft portion relative to said head portion.

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