Artificial stem unit for coxa with setting guide

Details Artificial stem unit for coxa with setting guide Artificial stem unit for coxa with setting guide

1989-03-08

1991-02-19

Isabella, David J.

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

Implantable prosthesis

Bone

623 16, A61F 232

Patent

active

049940856

ABSTRACT:
An artificial stem unit for coxa with a setting guide comprises a stem made of metal to be inserted into the marrow cavity of a femur and a setting guide for fixing the stem in the marrow cavity comprising a cylindrical core rod and a plug attached to the end of the cylindrical core rod. In the operation, the setting guide is inserted into the marrow cavity of the femur in advance for the centering, and thereafter, the stem is inserted so that the through hole of the stem fit with the cylindrical core rod of the setting guide. Then the bone cement is injected to fix the stem at an accurate position set up by the above operation.

REFERENCES:
patent: 3846846 (1974-11-01), Fischer
patent: 3906550 (1975-09-01), Rostoker et al.
patent: 4080666 (1978-03-01), Fixel
patent: 4337773 (1982-07-01), Raftopoulos et al.
patent: 4520511 (1985-06-01), Gianezio et al.
patent: 4657549 (1987-04-01), Keller
patent: 4678471 (1987-07-01), Noble et al.
patent: 4919673 (1990-04-01), Willert et al.

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