Stripped pedicle screw driver bit
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United States of America Patent
Stats
-
Dec 22, 2015
Grant Date -
Apr 11, 2013
app pub date -
Oct 5, 2012
filing date -
Oct 7, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A pedicle screw driver bit includes an elongated shank and a head. The shank includes a plurality of threads. The head is connected to one end of and configured to rotate relative to the shank. The head is configured to be received by a tulip connected to a pedicle screw. The threads of the shank are configured to engage a plurality of threads of the tulip such that when the shank is rotated the tulip is drawn into engagement with the head such that the shank, the head, the tulip, and the pedicle screw are substantially prevented from rotating relative to one another.
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