Endoscope with improved inserting portion

Details Endoscope with improved inserting portion Endoscope with improved inserting portion

1988-08-12

1989-05-30

Grieb, William H.

Surgery

Truss

Perineal

138120, A61B 100

Patent

active

048340693

ABSTRACT:
An endoscope comprising an operating body and an inserting portion extending therefrom. The inserting portion is provide with a bendable section which is composed of a plurality of tubular members arranged in facing relation to each other along an axis of the inserting portion. Each pair of adjacent tubular member are pivotally connected to each other. At least one pair of manipulating wires extend through the inserting portion to pivotally move each pair of adjacent tubular members relatively to each other, in order to curve the bendable section. A pair of wire guide members are fixedly received respectively in a pair of recesses formed in an inner peripheral surface of each tubular member. The manipulating wires extend respectively through the wire guide members on each tubular member.

REFERENCES:
patent: 1905824 (1933-04-01), Dysthe
patent: 4108211 (1978-08-01), Tanaka

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