Customized patient-specific orthopaedic surgical instrument

  • US 11,051,829 B2
  • Filed: 06/26/2018
  • Issued: 07/06/2021
  • Est. Priority Date: 06/26/2018
  • Status: Active Grant
First Claim
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1. An orthopaedic surgical instrument, comprising:

  • a customized patient-specific surgical instrument comprising;

    a body having a planar distal surface and a planar proximal surface,a cutting guide slot extending through the body,a pair of first arms extending posteriorly from the body, each arm including a first customized patient-specific negative contour configured to receive a portion of a first corresponding positive contour of one of a patient'"'"'s femoral condyles,a second arm extending proximally from the body, the second arm having a second customized patient-specific negative contour configured to receive a portion of a second corresponding positive contour of an anterior surface of the patient'"'"'s femur, andan alignment slot extending through the body and the proximally extending arm and positioned to align with a deepest portion of a trochlear groove of the patient'"'"'s femur when the customized patient-specific surgical instrument is positioned on the patient'"'"'s femur wherein (i) the alignment slot includes a slot portion extending through the body transverse to the cutting guide slot, and (ii) the slot portion includes a first opening extending traverse to the cutting guide slot through the planar distal surface and a second opening aligned with the first opening and extending traverse to the cutting guide slot through the planar proximal surface.

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