Prosthesis (i.e. – artificial body members) – parts thereof – or ai – Implantable prosthesis – Bone
Patent
1987-11-30
1988-11-15
Millin, V.
Prosthesis (i.e., artificial body members), parts thereof, or ai
Implantable prosthesis
Bone
A61F 234
Patent
active
047846631
ABSTRACT:
A three-component acetabular cup assembly for receiving and releasably retaining the femoral head component of a prosthesis, said cup assembly comprising an outer metal shell, a cup-shaped inner bearing of substantially rigid plastic fixedly secured within said metal shell, and a locking ring made from the same plastic as the inner bearing; the outer surface of the bearing and the inner surface of the locking ring having cooperating configurations forming a secure but releasable latch.
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Akers Lawrence C.
Dryer Mark
Isabella David J.
Millin V.
Pfizer Hospital Products Group Inc.
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