Spring-loaded, load sharing polyaxial pedicle screw assembly and method
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United States of America Patent
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May 14, 2013
Grant Date -
May 12, 2011
app pub date -
Jan 12, 2011
filing date -
Feb 27, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
A method includes positioning a load sharing mechanism in between a screw head and a bone fixator component; attaching the screw head to the bone fixator component such that the load sharing mechanism provides tensile resistance to the screw head; securing the bone fixator component in a bone; securing a locking pin in the screw head; engaging the locking pin with the bone fixator component; inserting a longitudinal member in the screw head; and inserting a blocker in the screw head. The method may further comprise positioning a longitudinal member in a slot configured in the screw head.
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