Title:
LUMEN PASSAGE CONFIRMATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/072126
Kind Code:
A1
Abstract:
A lumen passage confirmation device 1 according to the present invention is a device for confirming whether or not a capsule-type medical device to be introduced into the digestive tract in a subject can pass through the digestive tract. The lumen passage confirmation device 1 is equipped with: a main body part 11 which is made from a material that can be dissolved in a substance present in the digestive tract; and a coating layer 12 (a dissoluble layer) which covers the surface of the main body part 11, has an outer diameter that is approximately equal to that of the capsule-type medical device as measured in the direction of the width of the capsule-type medical device, and is made from a material that can be dissolved in a substance present in the digestive tract. The coating layer 12 has, formed therein, two patterns each of which runs around a surface of the coating layer 12 which intersects the longer axis of the lumen passage confirmation device 1, wherein the thickness of at least a portion, which is located in the patterns, of the coating layer 12 is smaller than that of the other portion of the coating layer 12.
Inventors:
TAKASUGI KEI (JP)
UCHIYAMA AKIO (JP)
UCHIYAMA AKIO (JP)
Application Number:
PCT/JP2015/073345
Publication Date:
May 12, 2016
Filing Date:
August 20, 2015
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B1/00
Domestic Patent References:
| WO2008093578A1 | 2008-08-07 | |||
| WO2008096606A1 | 2008-08-14 |
Foreign References:
| JP2006142013A | 2006-06-08 | |||
| JP2004248956A | 2004-09-09 |
Attorney, Agent or Firm:
SAKAI, HIROAKI (JP)
Hiroaki Sakai (JP)
Hiroaki Sakai (JP)
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