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Trial femoral prosthesis for use in knee joint replacement surgery

  • US 5,879,393 A
  • Filed: 05/21/1997
  • Issued: 03/09/1999
  • Est. Priority Date: 05/21/1997
  • Status: Expired due to Term
First Claim
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1. A posterior stabilized femoral trial apparatus for preparing a patient'"'"'s femur to receive a posterior stabilized femoral prosthesis, comprising:

  • a) a trial body that includes medial and lateral portions and proximal and distal portions, the distal portion having an articulating surface for articulating with a patient'"'"'s tibial component;

    b) the articulating surface including anterior, distal and posterior condylar portions;

    c) the proximal surface including a plurality of flat intersecting surfaces;

    d) a module that fits the trial body at the proximal surface, the module including a rasping surface that extends longitudinally along a proximal to distal plane that is generally parallel to an anterior to posterior plane;

    e) the module being removably attachable to the trial body at the proximal surface.

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