Title:
【発明の名称】内視鏡用可撓管
Document Type and Number:
Japanese Patent JPS606652
Kind Code:
B2
Abstract:
A flexible tube for an endoscope includes a metallic braid (23) and a sheath (42) covering the braid, both of which form a bendable portion (41) and/or a freely flexible portion of the endoscope through which bundles of optical fibres, a flexure controlling wire or the like are passed. The internal peripheral surface of the sheath (42) which covers the metallic braid (23) is formed with grooves (45) which retain an antifriction agent therein.
Inventors:
TAKAGI TAKESHI
Application Number:
JP14847579A
Publication Date:
February 19, 1985
Filing Date:
November 16, 1979
Export Citation:
Assignee:
OLYMPUS OPTICAL CO
International Classes:
A61B1/00; A61B1/005; (IPC1-7): A61B1/00
Attorney, Agent or Firm:
Fujikawa Shichirou
Next Patent: JPS606653