Prosthesis with interlocking fixation and providing reduction of

Details Prosthesis with interlocking fixation and providing reduction of Prosthesis with interlocking fixation and providing reduction of

1988-05-13

1990-02-27

Apley, Richard J.

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

Implantable prosthesis

Bone

623 23, A61F 230, A61F 232

Patent

active

049042637

ABSTRACT:
A prosthesis including a load receiving surface for receiving a load applied to the prosthesis, a first surface provided with interlocking means for interlocking fixation of a first bone portion and for transferring a portion of the applied load to the first bone portion, and a second surface which is smooth to cause an increase in the portion of the applied load applied to the first bone portion to increase the stress produced therein thereby substantially reducing stress shielding in the first bone portion and resorption of bone therein.

REFERENCES:
patent: 4406023 (1983-09-01), Harris
patent: 4623353 (1986-11-01), Buechel et al.
patent: 4636219 (1987-01-01), Pratt et al.
"APR Universal Hip System"; Intermedic Ortho Journal of Bone & Joint Surgery, p. 89, 1984.

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