Surgery – Truss – Perineal
Patent
1985-12-12
1987-06-23
Stouffer, Richard T.
Surgery
Truss
Perineal
A61H 102
Patent
active
046744851
ABSTRACT:
A patient controlled traction device in which a mechanical advantage pulley system is used to multiply the traction applied by a weight and in which a mechanical advantage pulley system is used to enable the patient to relieve the force of the traction by the application of a relatively small force, substantially less than the weight utilized.
REFERENCES:
patent: 1556496 (1925-10-01), Davis
patent: 2665685 (1954-01-01), Kaufman
patent: 2674996 (1954-04-01), Stowell et al.
patent: 2830581 (1958-04-01), Sanders
patent: 3105489 (1963-10-01), Zivi
patent: 3114366 (1963-12-01), Maychark
patent: 4431184 (1984-02-01), Lew et al.
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