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Spinal implant

  • US 4,714,469 A
  • Filed: 02/26/1987
  • Issued: 12/22/1987
  • Est. Priority Date: 02/26/1987
  • Status: Expired due to Fees
First Claim
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1. A spinal implant comprising a rigid solid body having a first surface, a second surface and a third surface of predetermined thickness between and perpendicular to said first and second surfaces, each of said first and second surfaces being defined by a substantially D-shaped profile the curved portion of which conforms to the outer profile of the vertebrae between which the implant is adapted to be implanted, said predetermined thickness being chosen to correspond to the space between said vertebrae, each of said first and second surfaces having an elongated protuberance of substantially semi-circular cross-section extending the full width of the surface parallel to the straight side of the D, and at least a portion of each first and second surface having a porous coating thereon.

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