×

Surgical technique and instrumentation for minimal incision hip arthroplasty surgery

  • US 7,591,821 B2
  • Filed: 11/18/2004
  • Issued: 09/22/2009
  • Est. Priority Date: 11/18/2003
  • Status: Active Grant
First Claim
Patent Images

1. An instrument for operating on a medullary canal for installation of a prosthetic stem component, comprising:

  • a handle including an elongated shaft extending approximately in a z-direction;

    a first offset extending from a lower end of the elongated shaft approximately in a y-direction;

    a second offset extending from the first offset approximately in an x-direction; and

    a shaping member extending downward from the second offset approximately in the z-direction,wherein the y-direction is substantially perpendicular to the z-direction, and the x-direction is substantially perpendicular to the y-direction and the z-direction,wherein the handle and the shaping member are positioned with respect to one another in a non-planar relationship, andwherein the shaping member further comprises cutting elements and the instrument is a box osteotome for resecting at least a portion of a femoral trochanter.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×