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Title:
BISTABLE SPRING CONSTRUCTION FOR A STENT AND OTHER MEDICAL APPARATUS
Document Type and Number:
WIPO Patent Application WO1998032412
Kind Code:
A3
Abstract:
The present invention is directed to bistable cells and their use in devices, particularly medical devices such as stents (50), clamps and valves. An expandable stent formed of a plurality of bistable cells (52,54) is described. The stent has two or more stable configurations, including a first stable configuration with a first diameter and a second stable configuration with a second, larger diameter.

Inventors:
BESSELINK PETRUS ANTONIUS (NL)
Application Number:
PCT/US1998/001310
Publication Date:
November 12, 1998
Filing Date:
January 23, 1998
Export Citation:
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Assignee:
SCIMED LIFE SYSTEMS INC (US)
BESSELINK PETRUS ANTONIUS (US)
International Classes:
A61B17/11; A61F2/00; A61B17/00; A61F2/06; A61F2/24; A61F2/91; A61F2/915; A61M29/00; F16K31/00; A61F2/04; A61B; (IPC1-7): A61F2/06; A61F2/00; A61B17/11
Domestic Patent References:
WO1996018359A11996-06-20
WO1995009584A11995-04-13
WO1996009013A11996-03-28
WO1997004721A11997-02-13
WO1995031945A11995-11-30
WO1996041589A11996-12-27
WO1993022986A11993-11-25
WO1996003942A21996-02-15
WO1996029028A11996-09-26
WO1995032757A11995-12-07
Foreign References:
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GB2169515A1986-07-16
EP0421729A21991-04-10
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