Endoscope

Details Endoscope Endoscope

1983-12-29

1985-12-31

Grieb, William H.

Surgery

Truss

Perineal

A61B 106

Patent

active

045614270

ABSTRACT:
This invention relates to an endoscope in which an endless belt is guided around via the interior and the exterior of an insertion tube of the endoscope and this endless belt is turned in contact with the body cavity wall surface, thereby enabling to insert the endoscope quickly.
The endless belt is guided around between a hole formed at the forward end portion of the insertion tube and a control portion at the proximal end of the insertion tube in a manner to be partially exposed to the outside of the insertion tube, while, a drive means for turning the endless belt is provided in the control portion.

REFERENCES:
patent: 2067031 (1937-01-01), Wappler
patent: 3190286 (1965-06-01), Stokes
patent: 3557780 (1971-01-01), Sato
patent: 3892228 (1975-07-01), Mitsui
patent: 3948251 (1976-04-01), Hosono

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