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Triplanar knee resection system

  • US 4,567,885 A
  • Filed: 09/18/1984
  • Issued: 02/04/1986
  • Est. Priority Date: 11/03/1981
  • Status: Expired due to Term
First Claim
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1. In a system for making triplanar bone resections for total knee replacement, the system including a set of instruments for resecting the anterior and posterior femoral condyles, the proximal tibia, and the distal femur, the resections being made to provide equal flexion and extension gaps, the improvement comprising a simplified set of instruments, including:

  • an L-shaped guide rod having a first elongated portion adapted to be inserted into the medullary canal of the femur and a second portion disposed at a right angle to the first portion;

    ana guide member having a planar slot therein, said member being adapted to be mounted on the second portion of said guide rod with said slot being parallel to the second portion and disposed relative to the first portion at a minor angle equal to 90°

    minus the valgus angle.

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