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Intra-facet fixation device and method of use

  • US 8,133,261 B2
  • Filed: 08/22/2007
  • Issued: 03/13/2012
  • Est. Priority Date: 02/26/2007
  • Status: Active Grant
First Claim
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1. An implantable interference device, comprising:

  • a conical distal tip;

    a shank extending from the distal tip;

    a unitary head extending from a proximal end of the shank, the head having a diameter greater than a major diameter of the shank; and

    at least one protrusion formed on a distal-facing surface of the head and extending distally therefrom, the at least one protrusion being unitary with the head, the protrusion having a length adapted to engage a face of a facet joint,wherein the implantable interference device is configured to engage opposing faces of the facet joint.

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