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Intervertebral implant

  • US 5,755,798 A
  • Filed: 10/25/1996
  • Issued: 05/26/1998
  • Est. Priority Date: 10/26/1995
  • Status: Expired due to Fees
First Claim
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1. An intervertebral implant for insertion between adjacent vertebrae comprising:

  • a spacer having two end faces and defining a continuous hollow channel therein adapted to receive natural bone substance;

    flanges disposed on respective end faces of the spacer and extending in each respective end plane thereof for connection to the adjacent vertebrae, each flange projecting laterally beyond the spacer at at least one region of the spacer for reducing surface pressure exerted by the spacer on the vertebrae, at least one flange defining an aperture therein within a region of the hollow channel, the aperture being adapted to receive a substrate therein for supporting the natural bone substance, the flanges further defining at least one perforation within a region thereof projecting laterally beyond the spacer for receiving natural bone substance which may grow along an outside region of the spacer.

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