Intervertebral implants with radial teeth and methods of use
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United States of America Patent
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Nov 10, 2009
Grant Date -
Oct 4, 2007
app pub date -
Mar 31, 2006
filing date -
Mar 31, 2006
priority date (Note) -
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Abstract
The present application is directed to intervertebral implants including teeth arranged in a radial pattern to resist expulsion in multiple directions. The teeth may include a variety of shapes and orientations. In one embodiment, the implant includes an annular shape with a central opening. The implant may further be tapered along a section or entirety of an insertion edge to distract the adjacent vertebral members upon insertion of the implant into the intervertebral space.
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