Endoprosthetic joint device
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United States of America Patent
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-
Nov 24, 1981
Issued Date -
N/A
app pub date -
Dec 10, 1979
filing date -
May 20, 1977
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The preferred endoprosthetic joint herein described is an elbow prosthesis of hingeless form comprising (1) a humeral component having an internal fixation surface means, and an external sellar-shaped, bearing surface and (2) an ulnar component having an internal sellar-shaped bearing surface complementary to that of the humeral component and external fixation surfaces, the bearing surfaces of the humeral and ulnar components being in rotatably sliding engagement when implanted and having throughout their respective lengths transversely curved complex concave and convex configurations which are complementary to each other. The form of endoprosthesis herein described may also be utilized as a knee, ankle and wrist joint.
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