Patent ID: 7972341
Filing Date: 2011-07-05
Classification: A61B

Abstract:
1. A device for a correctly targeted formation of a drill bore centrally in a femoral attachment site of a posterior cruciate ligament of a knee joint, comprising: a hollow shaft for guiding a drill wire therethrough, and a sighting element arranged at a distal end area of said hollow shaft, at least one support element protruding distally from said sighting element, said at least one support element being designed as a pin; said sighting element having an edge for placing said sighting element via said edge to an outer margin of a femoral attachment site of a posterior cruciate ligament, said edge having a convex curvature which corresponds to said outer margin of said femoral attachment site of said posterior cruciate ligament; said edge extending radially from said hollow shaft in a cross-section plane per-pendicular to a longitudinal axis of said hollow shaft; wherein a radial distance from said edge to a centerpoint of said hollow shaft corresponds to a radial distance from the center of the femoral attachment site to the outer margin of said femoral attachment site.