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Device for the attachment of a glenoid prosthesis of the shoulder blade

  • US 5,702,447 A
  • Filed: 11/27/1996
  • Issued: 12/30/1997
  • Est. Priority Date: 11/30/1995
  • Status: Expired due to Term
First Claim
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1. A device for fastening a prosthesis against the hard layer of a bone, comprising:

  • a metal foundation including a plate and at least one anchoring pin consisting of elastically deformable wings surrounding an internal bore, at least one screw extending through said at least one anchoring pin, a nut adjustable along said at least one screw to spread said wings into a position away from a longitudinal axis of said at least one anchoring pin, said at least one anchoring pin having a cylindrical base connecting said at least one anchoring pin to said plate, said at least one anchoring pin having a circular counter-bore adjacent said base and communicating with said internal bore and being of greater diameter than said internal bore, said counter-bore making it possible to spread said wings as said nut moves relative to said at least one screw while maintaining rigidity of said wings over their length.

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