closure for rod receiving orthopedic implant having a pair of spaced apertures for removal
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United States of America Patent
Stats
-
Feb 14, 2006
Issued Date -
N/A
app pub date -
Feb 20, 2004
filing date -
Dec 8, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An anti-splay closure with a pair of spaced removal apertures, includes a cylindrical closure body with an external, continuous, helically extending anti-splay guide and advancement flange and a breakaway installation head. The removal apertures are spaced from and parallel to an axis of the closure body and are also spaced from a radially outer surface of the body. The apertures are sized and shaped to receive a removal tool having prongs with a complementary shape to the bores. The closure is used with an open headed bone implant screw which is provided with internal, helically extending mating guide and advancement structure complementary to the flange of the closure body.
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