Drill bit and method for preparing a bone for a fixation screw
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United States of America Patent
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Dec 13, 2016
Grant Date -
Mar 10, 2016
app pub date -
Nov 13, 2015
filing date -
Dec 20, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A bone fixation system includes a fixation device configured to be positioned at a target area of bone comprising two ends connected by a shaft and further comprising a bore formed through the shaft configured to receive a fixation screw. The system further includes a drill bit sized and configured to pass through the bore to prepare the surrounding bone to receive a second fixation device. At least a distal portion of the drill bit is configured to pass through the bore. The fixation device is made of a first material and wherein the distal portion of the drill bit comprises at least an outer portion made of a second material. The second material of the drill bit has a hardness that is less than the hardness of the first material of the fixation device.
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