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Patient selectable knee arthroplasty devices

  • US 9,333,085 B2
  • Filed: 09/30/2013
  • Issued: 05/10/2016
  • Est. Priority Date: 05/25/2001
  • Status: Expired due to Term
First Claim
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1. A method of generating an articular repair system including an articular implant having an inner surface for attachment to a bone of a patient'"'"'s joint at an implantation site and an outer surface for providing an articular surface, the method comprising:

  • deriving a shape of cartilage and/or subchondral bone surface from electronic image data of the patient'"'"'s joint;

    determining a desired shape for at least a portion of the outer surface of the articular implant at least in part from the derived shape of the cartilage;

    selecting the articular implant from a library of implants such that at least a portion of the outer surface of the articular implant approximates the desired shape, wherein at least a portion of the inner surface of the articular implant is configured to engage with a chamfer cut on the bone of the patient'"'"'s joint; and

    providing a surgical tool in the articular repair system, wherein the surgical tool is created based, at least in part, on the derived shape of the cartilage and/or subchondral bone surface, and configured to facilitate the implantation of the articular implant into the patient'"'"'s joint.

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