Three-hooked device for fixing spinal column
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United States of America Patent
Stats
-
Mar 23, 2004
Grant Date -
Oct 2, 2003
app pub date -
Mar 28, 2002
filing date -
Mar 20, 2002
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A spine fixing device includes a main hooked seat, two extension hooks, and two fastening members. The main hooked seat is provided with a main hooked portion, two extension arms, and two fastening rods for fastening two fixation rods of the prior art. The extension hook is provided at one end with a curved portion, and at other end with an adjustment portion which is fastened with one of the two extension arms of the main hooked seat by one of the two fastening members. The device is retained in the back of one spinal segment such that the main hooked portion is inserted into a portion of the spinal canal of the spinal segment, and that the extension arms embrace the spinal projection of the spinal segment, and further that the curved portions of the extension hooks catch two different portions of the spinal canal of the spinal segment from the opposite direction.
First Claim
Family
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Cited Art Landscape
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