Annular nucleus pulposus replacement
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United States of America Patent
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Apr 23, 2013
Grant Date -
May 18, 2006
app pub date -
Dec 14, 2005
filing date -
Dec 31, 2002
priority date (Note) -
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Abstract
A method of removing a nucleus pulposus from an intervertebral disc, involving rotating a distal end head of an instrument so that flexible protrusions thereon will cut nucleus pulposus native material.
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