Washer for use with a bone screw
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United States of America Patent
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Aug 25, 1998
Issued Date -
N/A
app pub date -
Aug 19, 1997
filing date -
Sep 22, 1995
priority date (Note) -
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status (Latency Note)
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Abstract
A washer for use with a bone screw has a head of a first diameter. The washer has a generally hemispherical recess dimensioned to fit the head of such bone screw, and an exterior shape closely approximating the shape of a head of a bone screw and having a second diameter that is larger than the first diameter.
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