Patent ID: 8617175

Claim:
An unicompartmental femoral arthroplasty jig for assisting in the performance of an unicompartmental femoral arthroplasty procedure on a femoral arthroplasty target region, the jig comprising: a first side; a second side generally opposite the first side; and a mating surface in the first side including a customized surface contour that is generally a negative of certain surfaces of the femoral arthroplasty target region, the mating surface configured to matingly receive and contact the certain surfaces of the femoral arthroplasty target region, the certain surfaces being limited to and including a medial articular condyle surface, an articular trochlear groove surface, and a generally planar area between an articularis genu and a patellar facet boarder of an anterior side of a femoral shaft, wherein the first side is configured to be oriented towards the femoral arthroplasty target region surface when the mating surface matingly receives and contacts the certain surfaces.