Patient-specific knee alignment guide and associated method

  • US 10,206,697 B2
  • Filed: 09/22/2017
  • Issued: 02/19/2019
  • Est. Priority Date: 06/09/2006
  • Status: Active Grant
First Claim
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1. A femoral alignment guide for preparing a knee joint for a prosthesis in a patient comprising:

  • a patient-specific three-dimensional curved inner surface preoperatively configured from medical image scans of the knee joint of the patient to nestingly conform and match with a corresponding three-dimensional femoral surface of a femur of the patient in only one position;

    an exterior surface opposing the inner surface; and

    at least one guide aperture passing through the inner surface and the exterior surface, wherein the at least one guide aperture is configured to form an opening in a perimeter of the femoral alignment guide so as to be only partially surrounded by the femoral alignment guide.

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