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Patent Searching and Data


Title:
DRAW WIRE AND ENDOSCOPE
Document Type and Number:
Japanese Patent JP2006141895
Kind Code:
A
Abstract:

To provide draw wires excellent in wear resistance and an endoscope provided with the draw wires and excellent in durability.

The draw wires 4a and 4b are wound on a pulley 3 provided in an operation part of the endoscope, and are connected with operation wires 5a and 5b having respectively one ends arranged in an insertion part to be inserted to a lumen. The draw wires 4a and 4b respectively have a core member 41 provided with a net-like tube 412 consisting of a metal thin wire at its outermost periphery and a surface layer 42 provided at a part contacting with the pulley 3 of the net-like tube 412 at least.


Inventors:
TAKESHITA RIICHIRO
Application Number:
JP2004339547A
Publication Date:
June 08, 2006
Filing Date:
November 24, 2004
Export Citation:
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Assignee:
PENTAX CORP
International Classes:
A61B1/00; G02B23/24
Domestic Patent References:
JPH0919402A1997-01-21
JPH04263831A1992-09-18
JPH07303600A1995-11-21
Attorney, Agent or Firm:
Tatsuya Masuda
Kazuo Asahi