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Prosthetic acetabular cup and method of manufacture

  • US 20070191962A1
  • Filed: 04/16/2007
  • Published: 08/16/2007
  • Est. Priority Date: 10/12/2004
  • Status: Abandoned Application
First Claim
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1. A method of forming a prosthetic bearing element comprising:

  • injection molding a bearing layer of PEEK resin having 20 to 40% carbon fiber to form an inner bearing surface;

    sputtering metal particles on an outer non-bearing surface of said molded bearing to form a porous backing layer; and

    sputtering hydroxyapatite onto the metal backing layer to form an outer surface of the prosthetic bearing element.

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