Femoral prosthesis with anti-rotation feature for ball

Details Femoral prosthesis with anti-rotation feature for ball Femoral prosthesis with anti-rotation feature for ball

1994-03-18

1995-04-11

Isabella, David

Prosthesis (i.e., artificial body members), parts thereof, or ai

Implantable prosthesis

Bone

623 18, 623 19, 623 23, 606 66, A61F 232, A61F 236, A61F 240, A61F 230

Patent

active

054054036

ABSTRACT:
A hip joint prosthesis includes a stem and integral neck having a tapered wall sized to receive a ball having a cavity for snugly receiving the tapered wall. The neck and the ball have matching configurations with probes and extensions of varying cross-sectional configuration designed to prevent rotation of the ball on the neck.

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The Journal of Bone and Joint Surgery, vol. 76-B 1994 (Number One Jan.).
Lieberman et al. article entitled "An Analysis of the Head-Neck Taper Interface in Retrieved Hip Prostheses, Clinical Orthopaedics and Related Research", No. 300, pp. 162-167, 1994.

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