Prosthesis for partially replacing the joint head of a human bon

Details Prosthesis for partially replacing the joint head of a human bon Prosthesis for partially replacing the joint head of a human bon

1990-04-10

1991-05-28

Frinks, Ronald

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

Implantable prosthesis

Bone

623 16, 623 18, A61F 236, A61F 230

Patent

active

050191071

ABSTRACT:
Presented is an endoprosthesis for the partial replacement of the joint head of a human bone, in particular of the thigh bone, that includes a first spherical segment whose diameter corresponds to the upper part of the natural joint head. Serving for anchoring the endoprosthesis in the human bone is an anchoring part that adjoins the first spherical segment and that is constructed as a second spherical segment that is capable of being anchored in a corresponding spherical recess in the bone.

REFERENCES:
patent: 2718228 (1955-09-01), Steenbrugghe
patent: 4146936 (1979-04-01), Aoyagi et al.
patent: 4177524 (1979-12-01), Grell et al.
patent: 4312079 (1982-01-01), Dorre et al.
patent: 4883491 (1989-11-01), Mallory et al.

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