Reverse knee prosthesis

Reverse knee prosthesis

  • CN 105,636,554 A
  • Filed: 09/25/2014
  • Published: 06/01/2016
  • Est. Priority Date: 09/27/2013
  • Status: Active Application
First Claim
Patent Images

1. a knee prosthesis, including:

  • Distal femoral component, has the femoral cup at proximally-located place and the femoral stem at remotely located place, and described femoral cup includes concave surface, and described concave surface has the size being connected in pulley assembly for joint;

    Described pulley assembly, having transverse curvature main body, described transverse curvature main body has narrow waist, and the described concave surface of described femoral cup has from the outward extending ridges of described concave surface, described ridges has the size that joint is connected on described narrow waistDescribed femoral cup also includes the rear lip with the first length and the front lip with the second length, wherein, the first length described in described second length ratio is longer, and described pulley assembly also includes rear dimple, described rear lip received by described rear dimple between extreme flexion stageDescribed pulley assembly is adapted to be fixedly secured to tibia support.

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