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Apparatus for inserting spinal implants

  • US 6,270,498 B1
  • Filed: 06/07/1995
  • Issued: 08/07/2001
  • Est. Priority Date: 06/13/1988
  • Status: Expired due to Term
First Claim
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1. Apparatus for preparing a surgical implantation site in the spine for implantation of an interbody spinal implant at least in part into a disc space between two adjacent vertebral bodies, said apparatus comprising a hollow generally tubular member having a proximal end, distal end, and at least a first disc penetrating extension extending from said distal end for insertion into the disc space between two adjacent vertebral bodies, said first disc penetrating extension being oriented in a fixed position relative to a mid-longitudinal axis through said tubular member and having a portion for bearing against each of the adjacent endplates of the adjacent vertebral bodies, said portion of said first disc penetrating extension having opposed upper and lower surfaces adapted to bear against each of the adjacent vertebral bodies from within the disc space to align the adjacent vertebrae.

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