Knee distraction device

Details Knee distraction device Knee distraction device

1983-03-04

1985-02-26

Frinks, Ronald L.

Surgery

Truss

Perineal

128 92E, 128303R, 128774, 128782, 128 92H, A61F 500, A61B 1700, A61B 1718

Patent

active

045012660

ABSTRACT:
A knee distraction device is provided for facilitating knee arthroplasty. An adjustable force calibration mechanism is disposed in the device to accommodate controlled selection of the ligament-tensioning force to be applied at respective opposite sides of the knee. In preferred embodiments, the tensioning force is provided by a screw-threaded connection with a calibrated compression spring interposed between the tensioning members. According to another preferred embodiment, fluid pressure is applied by means of a calibrated pressure valve to apply the ligament-tensioning force.

REFERENCES:
patent: 3976060 (1976-08-01), Hildebrandt et al.
patent: 4024860 (1977-05-01), Chelnokov et al.
patent: 4220146 (1980-09-01), Cloutier
patent: 4364389 (1982-12-01), Keller

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