Title:
内視鏡
Document Type and Number:
Japanese Patent JP4914952
Kind Code:
B2
Abstract:
An endoscope includes an elongated insertion portion 5 inserted in a subject; a bending portion 10 including an independently bendable first bending part 11 and a second bending part 13 bendable together with the first bending part 11 in the same direction as a bending direction of the first bending part 11; a flexible tube portion 15; a first wire 20 inserted through the insertion portion 5 and having a distal end fixed to a distal end of the first bending part 11; a first guide pipe 21 through which the first wire 20 is inserted so as to be advanceable/retractable with respect to an insertion direction S, which has a distal end fixed between the bending portion 10 and the flexible tube portion 15; a second wire 30 inserted in the insertion portion 5 and having a distal end fixed between the first and second bending parts 11, 13, which causes the second bending part 13 to be rigid when pulled.
Inventors:
Naoya Ouchi
Application Number:
JP2011522336A
Publication Date:
April 11, 2012
Filing Date:
October 29, 2010
Export Citation:
Assignee:
オリンパスメディカルシステムズ株式会社
International Classes:
A61B1/00
Domestic Patent References:
| JP2002143084A | 2002-05-21 | |||
| JP2006055659A | 2006-03-02 | |||
| JP2001137181A | 2001-05-22 | |||
| JPH04117939A | 1992-04-17 | |||
| JP2003093330A | 2003-04-02 | |||
| JPH0413101U | 1992-02-03 | |||
| JPH06105796A | 1994-04-19 | |||
| JPH0670879A | 1994-03-15 | |||
| JPH0343802U | 1991-04-24 | |||
| JPH1024013A | 1998-01-27 | |||
| JPH10201703A | 1998-08-04 |
Attorney, Agent or Firm:
Susumu Ito