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Linked bilateral spinal facet implants and methods of use

  • US 20050131409A1
  • Filed: 06/02/2004
  • Published: 06/16/2005
  • Est. Priority Date: 12/10/2003
  • Status: Active Grant
First Claim
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1. A bilateral facet prosthesis system for replacing facets of a mammalian vertebra, the system comprising:

  • a first prosthesis having a first bone engaging surface shaped to seat directly against the vertebra, the first prosthesis having a first articulating surface for articulating against a first facet of an adjacent vertebra;

    a second prosthesis having a second bone engaging surface shaped to seat directly against the vertebra, the second prosthesis having a second articulating surface for articulating against a second facet of the adjacent vertebra; and

    a crosslink adjustably attachable to extend between the first and second prostheses to fix a displacement between the first and second prostheses at any of a plurality of displacement values.

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