Endoscope system

Details Endoscope system Endoscope system

1997-12-23

1999-03-23

Hirsch, Paul J.

Surgery

Endoscope

Having flexible tube structure

600146, A61B 1005

Patent

active

058852085

ABSTRACT:
An endoscope system has a first endoscope in which a hardness variation mechanism for use in adjusting the hardness level of a soft part of an insertion unit is incorporated in the soft part, and at least one second endoscope having a soft part. A range of levels of the adjustable hardness of the soft part of the first endoscope includes the hardness level of the soft part of the second endoscope. Another endoscope system has a first endoscope in which a hardness variation mechanism for use in adjusting the hardness level of a soft part of an insertion unit is incorporated in the soft part, and at least one second endoscope usable for examination of the same region as the first endoscope and having a soft part. A range of levels of the adjustable hardness of the soft part of the first endoscope includes the hardness level of the soft part of the second endoscope.

REFERENCES:
patent: 3948251 (1976-04-01), Hosono
patent: 4890602 (1990-01-01), Hake
patent: 4919112 (1990-04-01), Siegmund
patent: 4977887 (1990-12-01), Gouda
patent: 5168864 (1992-12-01), Shockey
patent: 5179935 (1993-01-01), Miyagi
patent: 5386816 (1995-02-01), Inoue et al.
patent: 5520272 (1996-05-01), Chikama
patent: 5676635 (1997-10-01), Levin

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