Surgery – Truss – Perineal
Patent
1988-07-15
1989-11-07
Grieb, William H.
Surgery
Truss
Perineal
A61B 100
Patent
active
048784842
ABSTRACT:
A water-tight endoscope comprising a flexible tube zone, a handle zone and a guide tube zone is disclosed. Each of the flexible tube zone, the handle zone and the guide tube zone has a water-tight structure, and moreover, a connecting part for each zone has a water-tight structure. An opening for connecting the interior of the endoscope to the outer air is formed in the guide tube zone and a waterproof and breathable filter is arranged in this opening. By this arrangement, the interior of the endoscope is connected to the outer air through the waterproof and breathable filter.
REFERENCES:
patent: 4545369 (1985-10-01), Sato
Expanded PTFE: It's a Whole New Ball Game, Reprinted from the Jul. 1971 Issue of Plastics World, W. L. Gore & Assoc.
Berger Peter L.
Grieb William H.
Machida Endoscope Co., Ltd.
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