Bendable portion of endoscope

Details Bendable portion of endoscope Bendable portion of endoscope

1992-10-14

1995-03-07

Apley, Richard J.

Surgery

Truss

Perineal

138124, A61B 100

Patent

active

053948645

ABSTRACT:
A bendable portion which is provided at the distal end of an insert part of an endoscope and bent by remote control. The bendable portion includes an elastic and flexible double walled tube comprising a pair of inner and outer tubes for covering the bendable portion. A device for preventing enlargement of the diameter of the inner tube is sandwiched between the inner and outer tubes.

REFERENCES:
patent: 4327711 (1982-05-01), Takagi
patent: 4425919 (1984-01-01), Alston, Jr. et al.
patent: 4662405 (1987-05-01), Besche et al.
patent: 4676229 (1987-06-01), Krasnicki et al.
patent: 4870995 (1989-10-01), Igarashi et al.
patent: 4944287 (1990-07-01), Takahashi et al.
patent: 5125143 (1992-06-01), Takahashi

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