Surgery – Truss – Perineal
Patent
1974-09-09
1976-02-10
Michell, Robert W.
Surgery
Truss
Perineal
128 84C, A61H 102
Patent
active
039372162
ABSTRACT:
A means for applying traction to a medical patient which includes a pneumatic cylinder and piston and a means for pressurizing the cylinder so as to apply a predetermined traction force. One embodiment further includes a storage cylinder to minimize change in traction force with change in position of the piston and a hand operated pumping cylinder and piston mounted in the storage cylinder. Another embodiment utilizes an extraneous source of pneumatic pressure, pressure regulating valve and a hand operated relief valve to permit cyclic application of traction.
REFERENCES:
patent: 3343532 (1967-09-01), Zumaglini
patent: 3667457 (1972-06-01), Zumaglini
patent: 3716049 (1973-02-01), Kaplan
patent: 3847146 (1974-11-01), Cushman
Michell Robert W.
Pneumatic Traction Company
Yasko J.
LandOfFree
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