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Title:
DRAINAGE TUBE AND ENDOSCOPE WITH DRAINAGE TUBE
Document Type and Number:
WIPO Patent Application WO/2012/029350
Kind Code:
A1
Abstract:
A drainage tube capable of being readily indwelled in the bile duct or the pancreatic duct without excessive burden on a patient and an endoscope with the drainage tube are provided. The drainage tube (200) is attached to the tip of an endoscope insertion section (15) inserted into the bile duct or the pancreatic duct, along the longitudinal shaft direction of the endoscope insertion section. This drainage tube (200) comprises: a tip-side tube region (51) fixed to the tip section periphery of the endoscope insertion section (15), that does not break when inserted into the duodenal papilla, and which has elasticity in the radial direction; and a rear end-side tube region (53) provided connected to the tip-side tube region (51), with extension lengths separated from the tip section of the endoscope insertion section (15) and less elasticity in the radial direction than the tip-side tube region (51).

Inventors:
ITOH KOJI
IWASAKA MASAYUKI
Application Number:
PCT/JP2011/059646
Publication Date:
March 08, 2012
Filing Date:
April 19, 2011
Export Citation:
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Assignee:
FUJIFILM CORP (JP)
ITOH KOJI
IWASAKA MASAYUKI
International Classes:
A61M27/00; A61B1/00; A61F2/04; A61M1/00; A61M25/00; A61M25/14
Foreign References:
JP3370606B22003-01-27
JPH0377748B21991-12-11
JPH0363914B21991-10-03
JPS56132958A1981-10-17
JP2011067598A2011-04-07
JP2002017868A2002-01-22
JP2010192984A2010-08-30
Other References:
See also references of EP 2612690A4
Attorney, Agent or Firm:
TAKAMATSU Takeshi et al. (JP)
Takamatsu 猛 (JP)
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Claims:



 
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