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Title:
LIGATION APPARATUS
Document Type and Number:
Japanese Patent JP2009072611
Kind Code:
A
Abstract:

To provide a ligation apparatus which has a clip in which a clip claw member is advanced to be easily opened by a pressing member receiving elastic force in body cavity.

The ligation apparatus makes a clip which ligatures living tissue so as to be retained in a body cavity. The ligation apparatus includes a clip 2 which has a clip claw member 11 openable/closable to ligate living tissue and a pressing member 13 to fit the clip claw member 11 thereinto, a sheath 4, an operation wire 5 freely advanced and retreated in the sheath 4, a connection member 10 set to the distal end side of the operation wire 5 and connectable with the clip claw member 11, an operation part 7 to operate the operation wire 5 to be advanced and retreated, and a plate spring 33 to energize the clip claw member 11 in a direction advancing to the press member 13.


Inventors:
OGISO JUNICHI
MATSUNO KIYOTAKA
NAKADA MAMORU
MURAKAMI KAZUSHI
Application Number:
JP2008000296824
Publication Date:
April 09, 2009
Filing Date:
November 20, 2008
Export Citation:
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Assignee:
OLYMPUS CORP
OLYMPUS MEDICAL SYSTEMS CORP
International Classes:
A61B17/12
Domestic Patent References:
JP2003210471A2003-07-29
JP2003000609A2003-01-07
JP2001520069A2001-10-30
JPH09289989A1997-11-11
JPH08126648A1996-05-21
JPS63288147A1988-11-25
JPS6092510A1985-05-24
JP2004305231A2004-11-04
Attorney, Agent or Firm:
Takehiko Suzue
Kurata Masatoshi
Satoshi Kono
Nakamura Makoto
Yoshihiro Fukuhara
Ryuji Mine
Toshio Shirane
Muramatsu Sadao
Nobuhisa Nogawa
Kocho Chojiro
Naoki Kono
Katsu Sunagawa
Kazama Tetsuya
Katsumura Hiro
Shoji Kawai
Tatsushi Sato
Takashi Okada
Mihoko Horiuchi
Takenori Masanori
Takuzo Ichihara
Yamashita Gen