Multi-point fit for patient specific guide

  • US 9,700,325 B2
  • Filed: 01/12/2017
  • Issued: 07/11/2017
  • Est. Priority Date: 03/12/2013
  • Status: Active Grant
First Claim
Patent Images

1. A method of customizing a bone preparation guide to correspond to a specific bone geometry of each one of a plurality of different patients, the method comprising:

  • analyzing a first patient'"'"'s specific bone geometry;

    developing a first pre-operative plan based on the first patient'"'"'s specific bone geometry, a first patient-specific surface of a first patient-specific guide insert is designed based on the first pre-operative plan;

    coupling the first patient-specific guide insert to a guide body, the guide body including a plurality of bone locators connected thereto that are configured to be positioned by the first patient-specific surface of the guide insert to define a first patient-specific bone engaging surface of the guide corresponding to the first patient'"'"'s specific bone geometry;

    positioning the guide body against the first patient'"'"'s bone at a predetermined location corresponding to the first patient-specific bone engaging surface defined by the plurality of bone locators as positioned by the first guide insert; and

    guiding at least one of a first cutting instrument or a first guide to the first patient'"'"'s bone using the guide.

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