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PATIENT SPECIFIC ALIGNMENT GUIDE FOR A PROXIMAL FEMUR

  • US 20100286700A1
  • Filed: 05/07/2010
  • Published: 11/11/2010
  • Est. Priority Date: 05/07/2009
  • Status: Active Grant
First Claim
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1. An alignment guide configured to conform to portions of a femoral neck and a femoral head of a femur of a specific patient, the guide comprising:

  • a central member that includes at least one bore guide, the at least one bore guide oriented and configured to guide formation of a bore in the femoral head of the specific patient;

    a plurality of arms extending from the central member, each arm having an inner surface, at least a portion of the inner surface of each arm configured in shape to contact at least one portion of the femoral head of the specific patient;

    at least one head underside member connected to at least one of the arms, the at least one head underside member including an inner surface;

    at least one neck member connected to the at least one head underside member, the at least one neck member including an inner surface;

    at least a portion of at least one of the at least one head underside member inner surface and the at least one neck member inner surface configured in shape to contact at least one portion of the femur of the specific patient;

    wherein the portions of the inner surfaces of the arms, the at least one head underside member and the at least one neck member that are configured in shape to contact at least one portion of the femoral head and femoral neck of the patient are configured in shape using data obtained from the specific patient regarding the shape of the specific patient'"'"'s femur; and

    wherein the plurality of arms, the at least one head underside member and the at least one neck member are configured to cause the alignment guide to grip the specific patient'"'"'s femoral head during formation of the bore in the specific patient'"'"'s femoral head, and to be removably retained in place on the specific patient'"'"'s femoral head in order to orient the at least one bore guide to guide formation of the bore in the specific patient'"'"'s femoral head.

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