Replacement hip joint

Details Replacement hip joint Replacement hip joint

1995-03-06

1996-09-17

Isabella, David

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

Implantable prosthesis

Bone

623 18, A61F 234

Patent

active

055564348

ABSTRACT:
Three axis movement emulating the action of a natural hip joint is provided by a universal assembly mounted on movable roller bearings in a horizontal swivel. A stem attached to the universal assembly is adapted to be implanted in the femur of the user. The horizontal swivel is mounted on roller bearings in a spherical housing which is adapted to be inserted in the acetabulum of the user.

REFERENCES:
patent: 4179758 (1979-12-01), Gristina
patent: 4770661 (1988-09-01), Oh
patent: 5171285 (1992-12-01), Broderick
patent: 5192329 (1993-03-01), Christie et al.
patent: 5201769 (1993-04-01), Schutzer
patent: 5902898 (1992-03-01), Bekki et al.

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