Hinge for knee brace

Details Hinge for knee brace Hinge for knee brace

1977-05-16

1978-05-09

Yasko, John D.

Surgery

Truss

Perineal

3 22, A61F 300

Patent

active

040881300

ABSTRACT:
A hinge for a knee brace including upper and lower pivotally connected hinge elements. The upper hinge element is provided with inner and outer arcuate notches centered at different radii from the hinge pivot point. The slots cooperate with a stationary pin and a selectively positionable moveable pin on the lower hinge element. Depending on the position of the moveable pin, the hinge elements are either locked at an angle of 180.degree. or their angulation limited to pivotal movement within a preselected variable range, such as, 135.degree.-180.degree., 90.degree.-180.degree., 45.degree.-180.degree., etc.

REFERENCES:
patent: 911243 (1909-02-01), Johannesen
patent: 2410560 (1946-11-01), Witte
patent: 2578108 (1951-12-01), Thornton

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