Surgery – Truss – Perineal
Patent
1988-06-23
1989-09-12
Grieb, William H.
Surgery
Truss
Perineal
128328, A61B 100, A61B 1722
Patent
active
048650170
ABSTRACT:
An endoscopic operation instrument according to the present invention comprises an operating portion formed by a plurality of elastic wires or a folded-back elastic wire received in the distal end of a flexible sheath, the elastic wires or the folded-back elastic wire being bent in the intermediate portion, wherein the bent portions of the elastic wires are located at different positions. Thus, the handling of the instrument is facilitated when the operating portion is pulled in and pushed out.
REFERENCES:
patent: 4592341 (1986-06-01), Omagari et al.
patent: 4682599 (1987-07-01), Konomura
Grieb William H.
Olympus Optical Co,. Ltd.
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