Suction control unit for an endoscope

Details Suction control unit for an endoscope Suction control unit for an endoscope

1987-12-02

1989-01-03

Grieb, William H.

Surgery

Truss

Perineal

A61B 100

Patent

active

047949139

ABSTRACT:
In a suction control unit used with an endoscope having a channel, a tubular main body has a suction port in the side wall and a bore and in the bore, an inner tube with a through hole communicating with the channel of the endoscope is installed. A sliding tube is located slidably in the axial direction between the main body and the inner tube. The proximal end portion of an operating lever is secured at an upper position of the sliding the tube while the distal end portion extends outside the main body. This suction control unit is equipped with passage switching unit to connect the suction port with the endoscope channel or the outside of the main body through a relief port when the operating lever is operated.

REFERENCES:
patent: 4412531 (1983-11-01), Chikashige
patent: 4469090 (1984-09-01), Konomura
patent: 4537209 (1985-08-01), Sasa
patent: 4561428 (1985-12-01), Konomura
patent: 4736732 (1988-04-01), Shimonaka et al.

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