Patent ID: 6383205
Filing Date: 2002-05-07
Classification: A61B,A61F

Abstract:
A removable flow restoration device comprising:a core element having a distal portion for navigation to a therapeutic site in a lumen and for assisting in puncturing or displacing an occlusion, a first filter comprising braided ribbons distally located on the core element for collecting, displacing, or moving the occlusion, a second filter comprising braided ribbons located on the core element distal to the first filter for placement distal to the occlusion to catch the occlusion or fragments thereof, a separation member which separates the first filter from the second filter, wherein the core element passes through the first and second filters, an actuator for expanding or collapsing the first filter and second filter about the core element, and a flexible tip located on a distalmost end of the core element.