Endoscope

Details Endoscope Endoscope

1988-10-11

1989-08-29

Grieb, William H.

Surgery

Truss

Perineal

128 4, A61B 106, A61B 112

Patent

active

048607312

ABSTRACT:
An endoscope having sucking tube lines large in the sucking capacity of the present invention has an insertable part to be inserted into a body cavity and is provided in the front end part of the insertable part with an illuminating window illuminating an observed part, an observing window for observing the illuminated object and a sucking part. A first sucking tube line inserted through the insertable part and leading to the operating part is connected at one end to the sucking part and at the other end to a suction switching part operating the suction from the sucking part. A second sucking tube line of an inside diameter larger than of the first sucking tube line is connected to the suction switching part so as to make the suction from the sucking part through the suction switching part.

REFERENCES:
patent: 4325362 (1982-04-01), Ouchi et al.
patent: 4509507 (1985-04-01), Yabe
patent: 4562830 (1986-01-01), Yabe
patent: 4748970 (1988-06-01), Nakajima
patent: 4760838 (1988-08-01), Fukuda
patent: 4800869 (1989-01-01), Nakajima

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