Title:
高トルク型ガイドワイヤ
Document Type and Number:
Japanese Patent JP2005511259
Kind Code:
A
Abstract:
Alternative designs, materials and manufacturing methods for medical devices such as guidewires. Some embodiments are directed to a guidewire, including a core wire having a proximal portion and a distal portion, and an elongated distal assembly defining an inner lumen, the elongated distal assembly connected to the core wire adjacent the distal portion of the core wire, wherein the elongated distal assembly includes a plurality of separate and discrete interlocking segments. Some other embodiments are directed to a guidewire including a tubular segment connected to the distal portion of the corewire, wherein the tubular segment includes a plurality of notches therein to increase the lateral flexibility of the segment while maintaining rotational torqueability.
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Inventors:
Millijan, Gregory E.
Application Number:
JP2003552375A
Publication Date:
April 28, 2005
Filing Date:
September 26, 2002
Export Citation:
Assignee:
Boston Scientific Limited
International Classes:
A61B5/00; A61M25/00; A61M25/01; A61M25/09; (IPC1-7): A61M25/01
Domestic Patent References:
| JPH0390167A | 1991-04-16 | |||
| JPH09276413A | 1997-10-28 | |||
| JPH0751067Y2 | 1995-11-22 | |||
| JPS4815111B1 | 1973-05-12 |
Foreign References:
| US5003989A | 1991-04-02 | |||
| EP0778040A2 | 1997-06-11 | |||
| US4955384A | 1990-09-11 | |||
| US5599492A | 1997-02-04 |
Attorney, Agent or Firm:
Hironobu Onda
Makoto Onda
Makoto Onda