Title:
低侵襲的に虚血性僧帽弁閉鎖不全症を修復するための心臓デバイスおよび方法
Document Type and Number:
Japanese Patent JP4808964
Kind Code:
B2
Abstract:
Novel apparatus and minimally invasive methods to treat atrioventricular valve regurgitation that is a result of tethering of chordae attaching atrioventricular valve leaflets to muscles of the heart, such as papillary muscles and muscles in the heart wall, thereby restricting the closure of the leaflets. Catheter embodiments for delivering and positioning chordal severing and elongating instruments are described.
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Inventors:
Robert A. Levin
Emmanuel Methus
Emmanuel Methus
Application Number:
JP2004526409A
Publication Date:
November 02, 2011
Filing Date:
August 01, 2003
Export Citation:
Assignee:
The General Hospital Corporation
International Classes:
A61B17/00; A61B18/20; A61B17/22; A61B17/28; A61B17/3211; A61B18/12; A61B19/00; A61F2/24; A61M25/00; A61B17/32; A61B
Domestic Patent References:
| JP2001340285A | 2001-12-11 | |||
| JP2001137251A | 2001-05-22 | |||
| JPH0838503A | 1996-02-13 | |||
| JP2001521795A | 2001-11-13 | |||
| JPH05184535A | 1993-07-27 | |||
| JP2001505460A | 2001-04-24 | |||
| JPH10192280A | 1998-07-28 |
Foreign References:
| WO2001000114A1 | 2001-01-04 | |||
| WO2000033724A2 | 2000-06-15 | |||
| WO1999044524A2 | 1999-09-10 | |||
| WO2001003723A1 | 2001-01-18 | |||
| US5558644A | 1996-09-24 | |||
| WO2000060995A2 | 2000-10-19 | |||
| US6080175A | 2000-06-27 | |||
| US5957863A | 1999-09-28 | |||
| US6027514A | 2000-02-22 |
Attorney, Agent or Firm:
Yasuhiko Murayama
Masatake Shiga
Takashi Watanabe
Shinya Mitsuhiro
Masatake Shiga
Takashi Watanabe
Shinya Mitsuhiro