Surgery – Truss – Perineal
Patent
1990-02-20
1992-01-21
Coven, Edward M.
Surgery
Truss
Perineal
128 17, 606198, A61B 1702
Patent
active
050819836
ABSTRACT:
Retractor for wounds, incisions or cavities, with the retractor having a plurality of at least three detachable blades which open out one from another upon actuation of a single control, thereby forming a polygonal aperture. The opening mechanism is contained in a box situated outside the operating field. The present invention is more specifically intended for use in abdominal surgery or, in the gynecological field, for vaginal and cervical surgery or examination.
REFERENCES:
patent: 3750652 (1973-08-01), Sherwin
patent: 4667657 (1987-05-01), Kulik et al.
Passemard Jean R.
Villalta Josue J.
Coven Edward M.
Graham Mark S.
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