Title:
An elastic band ligation device which put and was provided with the prevention function, and a therapeutic method of hemorrhoids
Document Type and Number:
Japanese Patent JP6255103
Kind Code:
B2
Abstract:
An elastic band ligation device for treatment of hemorrhoids including an inner tubular member for retaining a stretched elastic band over the front end thereof, a plunger in the tubular member with a handle extending away from the front end of the inner tubular member, the handle for sliding the plunger away from the rear end of the inner tubular member to provide a suction for drawing hemorrhoidal tissue into the inner tubular member through the opening at the front end. An obturator is disposed within the inner tubular member having a rounded end, the end of the obturator and the inner surface of the inner tubular member defining an anti-pinch structure. An outer tubular pusher sleeve is configured to provide a limited friction fit over the inner tubular member, with an external end of the outer tubular pusher sleeve adjacent the stretched elastic band.
Inventors:
Gattenplan, Mitchell
David Khotenowski
David Khotenowski
Application Number:
JP2016536076A
Publication Date:
December 27, 2017
Filing Date:
October 23, 2013
Export Citation:
Assignee:
SR H Medical Corporation
Gattenplan, Mitchell
Gattenplan, Mitchell
International Classes:
A61B17/22
Domestic Patent References:
| JP47012492A | ||||
| JP2002520113A | ||||
| JP8057052A | ||||
| JP2009297509A |
Foreign References:
| US5741273 | ||||
| US20100063517 | ||||
| WO2008064344A2 |
Attorney, Agent or Firm:
Harakenzo world patent & trademark