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Alloplastic vertebral disk replacement

  • US 6,283,998 B1
  • Filed: 05/13/1999
  • Issued: 09/04/2001
  • Est. Priority Date: 05/13/1999
  • Status: Expired due to Fees
First Claim
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1. A hollow prosthesis, comprising:

  • at least one wall enclosing an interior space, said at least one wall having an exterior surface and an interior surface;

    a filing material comprising a triglyceride oil;

    an infusion port for injecting said filling material into said interior of said hollow prosthesis;

    said infusion port comprising a concavity on said exterior surface of said at least one wall of said hollow prosthesis, said concavity being defined by an infusion wall extending from said exterior surface of said at least one wall of said hollow prosthesis into said interior of said hollow prosthesis whereby said filling material may be injected through said infusion wall into said interior;

    wherein said at least one wall of said hollow prosthesis comprises room temperature vulcanizable silicone; and

    wherein said at least one wall of said hollow prosthesis comprises inferior and superior walls shaped to conform to vertebral endplates and a lateral wall shaped to conform to an intervertebral disk space; and

    wherein said infusion port is affixed to said inferior wall and to said superior wall.

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