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Intervertebral stabilizer, methods of use, and instrumentation therefor

  • US 20060200241A1
  • Filed: 07/07/2005
  • Published: 09/07/2006
  • Est. Priority Date: 03/03/2005
  • Status: Active Grant
First Claim
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1. An intervertebral stabilizer, comprising:

  • a first surface operable to engage an endplate of a first vertebral bone of a spine;

    a second surface spaced apart from the first surface and operable to engage an endplate of an adjacent second vertebral bone of the spine;

    a spring element between the first and second surfaces and operable to provide reactive force in response to compression loads from the first and second vertebral bones, wherein a cross-sectional profile of the spring element taken through the surfaces is hourglass shaped; and

    at least a pair of apertures operable to receive an insertion tool for implanting the stabilizer into a patient, wherein a longitudinal axis of the stabilizer is normal to the first and second surfaces and the apertures extend transverse to the longitudinal axis.

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