Intravascular flow restrictor

Details Intravascular flow restrictor Intravascular flow restrictor

A - Human Necessities

61

M

A61M 29/00 (2006.01) A61B 17/12 (2006.01) A61B 17/00 (2006.01) A61F 2/06 (2006.01)

Patent

CA 2477725

An intravascular flow restrictor (10) comprises a braided tubular structure designed to be place in the main pulmonary artery for limiting blood pressure in the lungs. The braided structure is designed to be collapsed for placement in a delivery catheter (32) but when ejected from the delivery catheter (32), assumes a substantially larger diameter disk shaped device having one or more longitudinal channels or passways therethrough.

L'invention concerne un dispositif de restriction d'écoulement intravasculaire (10) comprenant une structure tubulaire tressée (figure 5) conçue afin d'être placée dans l'artère pulmonaire principale dans le but de limiter la tension artérielle dans les poumons. La structure tressée est conçue pour se replier aux fins de placement dans un cathéter de mise en place (32) mais afin de constituer, après éjection du cathéter de mise en place, un dispositif en forme de disque de diamètre sensiblement plus important au travers duquel sont pratiqués un ou plusieurs canaux ou passages longitudinaux.

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