Patient-modified implant

  • US 9,993,344 B2
  • Filed: 03/16/2015
  • Issued: 06/12/2018
  • Est. Priority Date: 06/09/2006
  • Status: Active Grant
First Claim
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1. An orthopedic implant system comprising:

  • a plurality of orthopedic implants comprising;

    an inner bone-engaging surface having a length in an anterior-posterior direction that is standardized so as to be independent of an anatomy of a specific patient'"'"'s joint but is rather one of a series of predetermined size increments for the orthopedic implant system with the length in the anterior-posterior direction of each of the plurality of orthopedic implants differing, each size increment varying by a set amount of the length in the anterior-posterior direction relative to others, wherein the inner bone-engaging surface includes a plurality of planar surfaces configured for engagement with bone cuts to a femur, the bone cuts having an overall length when combined in the anterior-posterior direction that is configured to correspond to that of the inner bone-engaging surface of the orthopedic implant; and

    at least one of the plurality of orthopedic implants having a joint facing portion opposing the inner bone-engaging surface including at least one feature configured to be patient-specific based on an image of the specific patient'"'"'s joint, wherein the at least one feature is designed using computer modeling to have a shape dependent upon an anatomy of the specific patient.

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