Prosthesis for a hip joint

Details Prosthesis for a hip joint Prosthesis for a hip joint

1988-10-26

1990-03-13

Apley, Richard J.

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

Implantable prosthesis

Bone

A61F 234

Patent

active

049080350

ABSTRACT:
The prosthesis is provided with a medial narrow side which extends on a hyperbola from a conical distal section to a boundary plane at which the blade is connected to the neck of the prosthesis. The vertex of the hyperbola is disposed at the point of intersection of the curved medial narrow side with the neck and a tangent to the hyperbola at the point of intersection with the distal section is one-half the conical angle of the blade.

REFERENCES:
patent: 3939498 (1976-02-01), Lee et al.
patent: 4004300 (1977-01-01), English
patent: 4310931 (1982-01-01), Muller
patent: 4359785 (1982-11-01), Niederer
patent: 4422187 (1983-12-01), Zweymuller
patent: 4516277 (1985-05-01), Butel
patent: 4636219 (1987-01-01), Pratt et al.

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