Post-operative knee rehabilitative dynamometer

Details Post-operative knee rehabilitative dynamometer Post-operative knee rehabilitative dynamometer

1990-07-23

1992-07-21

Hindenburg, Max

Surgery

Truss

Pad

482113, A61B 5103

Patent

active

051314088

ABSTRACT:
Apparatus for measuring changes in human joint strength includes an open-cell body of flexible foam, an airtight flexible skin sealed about said foam body, with skin having an opening permitting passage of air into and out of the foam body, a hose sealed about the opening to channel air passing in and out of the opening through the hose and a gauge connected to the hose for measuring the force of air passing through the hose upon application of the force against the foam body.

REFERENCES:
patent: 2750606 (1956-06-01), Freedlander et al.
patent: 4216956 (1980-08-01), Yamamura et al.
patent: 4237872 (1980-12-01), Harrigan
patent: 4538459 (1985-09-01), Vandenbergh
patent: 4580778 (1986-04-01), Van Noord
patent: 4592371 (1986-06-01), Pellicano et al.
patent: 4653514 (1987-03-01), Shapiro
patent: 4862535 (1989-09-01), Roberts
patent: 4943053 (1990-07-01), Smith
"Comfort Wedge" Advertisement, Comfort Products, Dec. 1981.
"O. R. Positioners" Dec. 1982.

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