Guide tube unit for endoscope and method for resecting a tissue

Details Guide tube unit for endoscope and method for resecting a tissue Guide tube unit for endoscope and method for resecting a tissue

1998-10-01

2000-11-07

Leubecker, John P.

Surgery

Endoscope

With guide means for body insertion

600102, 600105, A61B 100, A61B 131

Patent

active

061429317

ABSTRACT:
An endoscope guide tube unit of the present invention comprises an outer sheath inserted into a body cavity of a human subject, an inner sheath arranged inside the outer sheath and a scope fixing tool provided on a proximal-end side. In the endoscope guide tube unit, an opening treatment window is provided as a side opening in a side wall area of the outer sheath near its distal end. The inner sheath is inserted to a position where the treatment window faces an affected region in the body cavity of a human being. It is possible to block the treatment window in the outer sheath. The affected region is treated via the treatment window opened in the outer sheath.

REFERENCES:
patent: 4538594 (1985-09-01), Boebel et al.
patent: 4620547 (1986-11-01), Boebel
patent: 4807593 (1989-02-01), Ito
patent: 5486155 (1996-01-01), Muller et al.

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