Patent ID: 7632310
Filing Date: 2009-12-15
Classification: A61B,A61F,A61N

Abstract:
1. A method of implanting a medical device across an articulating knee joint, comprising: viewing a femur and a tibia of the articulating joint from a medial or a lateral side vantage point generally perpendicular to a direction of flexion motion of the femur and tibia; positioning cross hairs at a position of an approximate center of rotation of the femur, the cross-hairs defining a four quadrant pattern overlaying the medial side or the lateral side of the knee joint; positioning a first guide generally perpendicular to the medial side or the lateral side of the femur; and inserting the guide into the medial side or the lateral side of the femur in an upper left quadrant or an upper right quadrant of the four quadrant pattern.