Trapezial implant
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United States of America Patent
Stats
-
Jul 5, 1994
Grant Date -
N/A
app pub date -
Dec 16, 1992
filing date -
Dec 16, 1992
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A trapezial implant is provided for attachment to the trapezium of a hand. The implant includes a base member fabricated from an inelastic material such a medical grade metal or ceramic. The base member includes a generally planar proximal attachment surface from which extend two pentihedral-shaped spikes. The base member also includes a distal articular surface having a non-symmetrical, complex curvature. The implant is retained in place on the trapezium under compression of the first metacarpal.
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Family
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