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Stackable cage system for corpectomy/vertebrectomy

  • US 6,159,211 A
  • Filed: 10/22/1998
  • Issued: 12/12/2000
  • Est. Priority Date: 10/22/1998
  • Status: Expired due to Term
First Claim
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1. A prosthetic device to integrate with and support vertebrae in a vertebral column, comprising:

  • a plurality of inert bodies conforming in shape and size with hard end plates of vertebrae on which the prosthetic device is to be seated,each of the bodies having ridged top and bottom faces adapted to selectively interdigitate with faces of adjacent bodies and to bite into adjoining vertebrae, the ridged top and bottom faces having anterior/posterior and medial/lateral ridges to provide stability in the medial/lateral and anterior/posterior directions respectively,each of the bodies also having side walls disposed between the ridged top and bottom faces to define an aperture which opens through the faces, and a plurality of threaded openings disposed within the side walls, said plurality of threaded openings positioned and designed to receive threaded components of additional spine stabilization devices.

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