Fracture fixation plate with particular plate hole and fastener engagement and methods of using the same
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United States of America Patent
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Issued Date -
N/A
app pub date -
Nov 29, 2003
filing date -
Mar 27, 2003
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A bone fracture fixation system includes a substantially rigid plate defining a first hole having at least one first thread at a first depth, and a second hole, a first fastener having a head portion and a shaft portion, with the head portion having a second thread with a second depth substantially greater than said first depth, and a second fastener sized for use within the second hole. In addition, a bone fracture fixation system includes a rigid plate defining at least one cylindrical first hole having at least two discrete helical threads each with a entry lead offset by a predetermined angular displacement, a fastener having a head portion with a thread sized for engagement within the first hole and a shaft portion, wherein when the first fastener is engaged in the first hole, the thread of the head engages with only one of the discrete helical threads.
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