Stent and method and apparatus for forming and delivering the sa

Details Stent and method and apparatus for forming and delivering the sa Stent and method and apparatus for forming and delivering the sa

1996-05-17

1998-05-05

Buiz, Michael

Surgery

Instruments

Internal pressure applicator

623 1, A61M 2900

Patent

active

057467650

ABSTRACT:
A stent comprising a wire skeletal frame, the frame being adapted to assume a first condition in which the frame is relatively rigid and substantially tubular in configuration and a second condition in which the frame is flexible, of reduced stress, and collapsible, such that in the second condition walls of the frame are adapted to be positioned against each other to form a stent diameter substantially equal to the combined thickness of the frame walls in abutting engagement with each other, the frame in its second condition being substantially devoid of bias therein urging the frame to assume the first configuration.

REFERENCES:
patent: 3713175 (1973-01-01), Weisman
patent: 3868956 (1975-03-01), Alfidi et al.
patent: 4170990 (1979-10-01), Baumgart et al.
patent: 4503569 (1985-03-01), Dotter
patent: 4655771 (1987-04-01), Wallsten
patent: 4733665 (1988-03-01), Palmaz
patent: 4739762 (1988-04-01), Palmaz
patent: 4830003 (1989-05-01), Wolff et al.
patent: 5139480 (1992-08-01), Hickle et al.

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