Title:
ATTACHMENT FOR ENDOSCOPE, TREATMENT INSTRUMENT FOR ENDOSCOPE, AND ENDOSCOPE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2006/112231
Kind Code:
A1
Abstract:
An endoscope system has an endoscope; an attachment for the endoscope, having a non-circular irregularly shaped hole that communicates with an opening of a channel of the endoscope and attached to a forward end of an insertion section of the endoscope; and a treatment instrument for the endoscope, having a flexible tube and a treatment section. An extension/retraction section having a non-circular cross section corresponding to the shape of an opening of the irregularly shaped hole is provided at a forward end of the flexible tube, and the irregularly shaped hole restricts rotation of the flexible tube. Further, the treatment section has directivity about its axis relative to the flexible tube and its rotation is restricted.
Inventors:
OKADA TSUTOMU (JP)
Application Number:
PCT/JP2006/305495
Publication Date:
October 26, 2006
Filing Date:
March 20, 2006
Export Citation:
Assignee:
OLYMPUS CORP (JP)
OKADA TSUTOMU (JP)
OKADA TSUTOMU (JP)
International Classes:
A61B1/00; A61B17/221; A61B17/32; A61B18/12
Foreign References:
| JP2000354581A | 2000-12-26 | |||
| JP2005080866A | 2005-03-31 | |||
| JP2002112946A | 2002-04-16 | |||
| JPH08168492A | 1996-07-02 | |||
| JP2000342516A | 2000-12-12 |
Other References:
See also references of EP 1870015A4
Attorney, Agent or Firm:
Tanai, Sumio (Yaesu Chuo-ku, Tokyo, JP)
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