Device and method for treating a vessel

摘要

A device and method for treating bodily diseases and/or conditions, for example, varicose veins, tumors and aneurysms including for example insertion of a blocking device toward a target destination using a catheter and delivery of sclerosing or other agents to the vessel while maintaining minimal, for example zero pressure in the treatment area. The blocking device may prevent treatment materials, embolisms, debris etc. from entering the upstream section of vessel. The blocking device may include, for example, a cap or other concave shape and may be expandable or extendible towards the vessel walls.

主权项

1. A vessel blocking device comprising:
an expandable cap adapted to block a vessel having an bottom and an opening; and an anchoring mechanism having a plurality of catching elements connected to a rim of said opening of said expandable cap and adapted to engage with a vessel wall of said vessel, wherein each one of said plurality of catching elements comprises an array of angled spikes pointing toward a plane crossing said bottom perpendicularly to a longitudinal axis of said expandable cap; and a hook shaped mechanism mechanically connected to said expandable cap at said bottom and adapted to be connected to an extraction hook or wire; wherein said hook shaped mechanism having a first end connected to said bottom of said expandable cap, and a second end adapted to be connected to said extraction hook or said wire, wherein said second end radiates from said first end towards said opening; and wherein the hook shaped mechanism has an extraction hook encircled by said expandable cap.