Adjustable length prosthetic implant

Details Adjustable length prosthetic implant Adjustable length prosthetic implant

1993-02-16

1994-10-25

Willse, David H.

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

Implantable prosthesis

Bone

623 18, 623 38, 403109, 403 46, A61F 228

Patent

active

053585240

ABSTRACT:
An adjustable length prosthetic implant includes a stem having a threaded portion and an end portion adapted for mounting with a bone. A barrel includes an end portion adapted for mounting with a bone and a sleeve portion extending therefrom and including an elongated chamber defining an axial dimension. The sleeve portion overlies at least a portion of the threaded portion of the stem. A connecting mechanism is mounted on the barrel for interconnecting the barrel and stem and for controlling the axial extension and retraction of the stem from the barrel.

REFERENCES:
patent: 1934910 (1933-11-01), Buhr
patent: 2395332 (1946-02-01), Layman
patent: 2955854 (1960-10-01), Musser
patent: 3947897 (1976-04-01), Owens
patent: 4216550 (1980-08-01), Thompson
patent: 4227518 (1980-10-01), Aginsky
patent: 4502160 (1985-03-01), Moore et al.
patent: 4611944 (1986-09-01), Larson
patent: 4892546 (1990-01-01), Kotz et al.
patent: 4988361 (1991-01-01), Cooper
patent: 5116335 (1992-05-01), Hannon et al.

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