Patient-specific acetabular guides and associated instruments

  • US 10,507,029 B2
  • Filed: 04/15/2016
  • Issued: 12/17/2019
  • Est. Priority Date: 02/27/2006
  • Status: Active Grant
First Claim
Patent Images

1. An acetabular guide comprising:

  • a patient-specific engagement surface designed to be complementary and mateable with a corresponding surface of the patient'"'"'s pelvic anatomy as determined during a pre-operative plan of the patient by a three-dimensional reconstruction of the anatomy of the patient using two-dimensional medical images, the patient-specific engagement surface having a first portion mateable with a portion of an acetabulum of the patient and the engagement surface includes a second portion mateable with a portion of a rim of the acetabulum of the patient;

    a guiding element extending from the acetabular guide opposite to the first portion of engagement surface, the guiding element defining a bore designed to be oriented along an alignment axis for an acetabular implant when the acetabular guide is engaged to the acetabulum; and

    first and second marker elements extending from a portion of the acetabular guide outside the acetabulum of the patient, the marker elements defining corresponding first and second bores for guiding first and second marker pins into a bone portion of the patient.

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