Surgical retractor device

Details Surgical retractor device Surgical retractor device

1989-09-27

1991-01-15

Layno, Benjamin

Surgery

Truss

Perineal

128 3, A61B 1702

Patent

active

049845640

ABSTRACT:
The present invention relates to a surgical retractor which comprises an inflatable sleeve that may be deflated, when not in use, so as to assume a precoiled position; and which may be inflated by air pressure, when in use, so as to define an uncoiled generally circular aperture.

REFERENCES:
patent: 2812758 (1957-11-01), Blumenschein
patent: 3030947 (1962-04-01), Engelbert
patent: 3782370 (1974-01-01), McDonald
patent: 3863639 (1975-02-01), Kleaveland
patent: 4501264 (1985-02-01), Rockey

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