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Intervertebral implant with deformable wedge

  • US 6,946,000 B2
  • Filed: 12/20/2001
  • Issued: 09/20/2005
  • Est. Priority Date: 12/22/2000
  • Status: Expired due to Term
First Claim
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1. An intervertebral implant including a wedge which is adapted to be inserted between two spinout processes, wherein said wedge has two opposite grooves each having an axis and each being defined by two flanges, the axes of said two grooves being substantially parallel to each other and for engagement of said spinous processes therein, said wedge has at least one central opening between said two grooves, said central opening passes completely through said wedge along an axis substantially parallel to the axes of said grooves, and the volume of said central opening is from 10% to 30% of the total volume of said wedge, which renders said wedge elastically deformable.

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