Femoral stem prosthesis

Details Femoral stem prosthesis Femoral stem prosthesis

1986-06-18

1987-07-21

Apley, Richard J.

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

Implantable prosthesis

Bone

128 92YY, A61F 232

Patent

active

046815902

ABSTRACT:
A femoral stem prosthesis designed for secure fixation to the walls of the intramedullary canal of the femur. The prosthesis has an elongated stem portion, with a ball-shaped head, which carries one or more elongated resilient spring strips which are acted upon by an adjustable screw actuator to cause the spring strips to bow outwardly into engagement with the canal walls.

REFERENCES:
patent: 2685877 (1954-08-01), Dobelle
patent: 3024785 (1962-03-01), Dobelle
patent: 3846846 (1974-11-01), Fischer
patent: 4054955 (1977-10-01), Seppo
patent: 4101985 (1978-07-01), Baumann et al.
patent: 4187559 (1980-02-01), Grell et al.
patent: 4237875 (1980-12-01), Termanint
patent: 4298993 (1981-11-01), Kovaleva et al.
patent: 4314381 (1982-02-01), Koeneman
patent: 4404692 (1983-09-01), Eftekhar
patent: 4520511 (1985-06-01), Gianezio et al.

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