Bone fixation frame

Details Bone fixation frame Bone fixation frame

1983-03-08

1985-11-26

Wilson, John J.

Surgery

Truss

Perineal

128 92R, A61F 504

Patent

active

045549150

ABSTRACT:
One external fixation frame, for immobilizing bone segments adjacent a fracture or joint, includes a fixation block with a pair of arms extending from the block across the fracture or joint. Another embodiment has but a single arm while a third embodiment includes one or two arms projecting from each end of the block. A ball and socket joint connects each arm to the block for universal movement thereabout. Length adjustment is accomplished via a turnbuckle formed in each arm. The outer end of each arm includes a slot for connecting to pins inserted in the respective bone segments. Set screws are provided for tightening the ball and socket joints and for holding the pins in the slots.

REFERENCES:
patent: 1789060 (1931-01-01), Wersenbach
patent: 2238869 (1941-04-01), Haynes
patent: 2238870 (1941-04-01), Haynes
patent: 2346346 (1944-04-01), Anderson
patent: 2702031 (1955-02-01), Wenger
patent: 3909853 (1975-10-01), Lennox
patent: 4106128 (1978-08-01), Greenwald et al.
patent: 4127119 (1978-11-01), Kronner
patent: 4135505 (1979-01-01), Day
patent: 4299212 (1981-11-01), Goudfrooy
patent: 4312236 (1982-01-01), Danieletto et al.

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