Method and apparatus for spinal fixation
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 5, 2002
Grant Date -
N/A
app pub date -
Sep 17, 1998
filing date -
Sep 17, 1998
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An apparatus for a spinal fixation generally includes a hook member and a linkage. The hook member includes an upper portion and a lower portion. The lower portion has a generally arcuate shape and defines an aperture passing therethrough. The lower portion has a curved shape for engaging the lamina. The linkage includes a generally flat plate and defines an arcuate service for matingly receiving the upper portion of the hook member so as to permit relative rotation therebetween. The apparatus further includes a coupling arrangement including a shaft passing through the recess of the linkage and an aperture of the hook member. The shaft includes an upper end and a lower end. A locking member is carried by a lower end and disposed within an aperture of the hook member. A nut is provided in threaded engagement with the upper end of the shaft.
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