Title:
塞栓形成用体内留置具
Document Type and Number:
Japanese Patent JP4548338
Kind Code:
B2
Abstract:
The present invention provides an indwelling implant for embolization that can be reliably indwelled in a prescribed site, allows the re-indwelling operation to be executed reliably, and hence has high safety and high operability. In the indwelling implant for embolization of the present invention, an axial extension controlling member having the prescribed tensile rupture strength is provided inside a flexible coil body and the axial extension controlling member is fixed to the coil via a loop which is provided at the distal end portion of the coil body and formed from a material thicker than the wire material constituting the axial extension controlling member. It is preferred that the axial extension controlling member, loop, and coil body be formed of the same metal material such as a platinum alloy and that the axial extension controlling member be formed from a twisted wire obtained by twisting together multiple wires.
Inventors:
Atsushi Ogawa
Shinichi Sakai
Shinichi Sakai
Application Number:
JP2005507993A
Publication Date:
September 22, 2010
Filing Date:
January 13, 2004
Export Citation:
Assignee:
Kaneka Corporation
Kaneka Medics Co., Ltd.
Kaneka Medics Co., Ltd.
International Classes:
A61B17/12
Domestic Patent References:
| JPH08187248A | 1996-07-23 | |||
| JP2001513390A | 2001-09-04 | |||
| JPH10198A | 1998-01-06 | |||
| JPH09108229A | 1997-04-28 | |||
| JP2002507902A | 2002-03-12 |
Attorney, Agent or Firm:
Takao Yanagino