Vascular filter with improved strength and flexibility

Details Vascular filter with improved strength and flexibility Vascular filter with improved strength and flexibility

2007-05-08

2010-10-05

Nguyen, Anhtuan T (Department: 3731)

Surgery

Instruments

Blood vessel, duct or teat cutter, scrapper or abrader

C606S200000

Reexamination Certificate

active

07806906

ABSTRACT:
A method and apparatus for treating a patient having an obstruction in a first blood vessel through which blood normally flows in a given direction, at a location downstream of a branch point where the first blood vessel and, a second blood vessel branch off from a main blood vessel, by: blocking blood flow in the main blood vessel at a point upstream of the branch point; inserting into the second blood vessel a first filter adapted to pass blood while trapping debris resulting from removal of the obstruction; inserting an obstruction removal assembly into the first blood vessel and operating the assembly to at least partially break up the obstruction and produce debris; withdrawing the obstruction removal assembly from the patient's body; and then inserting into the first blood vessel a filter adapted to pass blood while trapping debris; then restoring blood flow in the main blood vessel.

REFERENCES:
patent: 6022336 (2000-02-01), Zadno-Azizi et al.
patent: 6096053 (2000-08-01), Bates
patent: 6156055 (2000-12-01), Ravenscroft
patent: 6295989 (2001-10-01), Connors, III
patent: 6423032 (2002-07-01), Parodi
patent: 6582448 (2003-06-01), Boyle et al.
patent: 2005/0131453 (2005-06-01), Parodi
patent: 2006/0259066 (2006-11-01), Euteneuer

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