Title:
LIGATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/183174
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide an optimum ligation device in a case where the left atrial appendage is on the surface of the heart having a convex shape with an especially small curvature. This ligation device (1) includes: a ligature (5) which has a contractible looped portion; an elongated shaft (2); and a ligature expanding portion (3) which is fixed to the leading end of the shaft (2) and retains, in a releasable manner, the ligature (5) with the looped portion of the ligature (5) expanded. In a free state, the ligature expanding portion (3) extends along a deployment plane that intersects a longitudinal axis of the shaft (2) and the deployment plane is bent in a direction opposite the shaft (2).
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Inventors:
SUGIMOTO NAOYA (JP)
KUMAGAI KAZUTOSHI (JP)
KUMAGAI KAZUTOSHI (JP)
Application Number:
PCT/JP2016/062722
Publication Date:
October 26, 2017
Filing Date:
April 22, 2016
Export Citation:
Assignee:
OLYMPUS CORP (JP)
International Classes:
A61B17/12
Foreign References:
| JP2015195837A | 2015-11-09 | |||
| JP2009501570A | 2009-01-22 |
Attorney, Agent or Firm:
UEDA, Kunio et al. (JP)
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