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Patient-adapted and improved orthopedic implants, designs and related tools

  • US 8,556,983 B2
  • Filed: 03/09/2011
  • Issued: 10/15/2013
  • Est. Priority Date: 05/25/2001
  • Status: Expired due to Term
First Claim
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1. A method of selecting and/or designing a patient-matched articular implant having an outer articular surface and an inner bone-facing surface, the method comprising the steps of(a) preoperatively identifying from patient-specific data of the patient'"'"'s joint a curvature on an articular surface of the patient'"'"'s joint;

  • (b) selecting for the articular implant'"'"'s outer articular surface a curvature that substantially matches the curvature identified in step (a), or a predetermined percentage thereof;

    (c) selecting a desired minimum thickness for the articular implant;

    (d) selecting and/or designing one or more surface facets on the inner, bone-facing surface of the articular implant that provide at least the desired minimum thickness selected in step (c) between the one or more surface facets and the articular surface curvature selected in step (b).

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