Patent ID: 6695858
Filing Date: 2004-02-24
Classification: A61B

Abstract:
A medical device comprising:a placement element having a distal end; a tubular braided element mounted to the placement element and having an open outer end; wherein the braided element is movable between a radially contracted state and a radially expanded state; wherein said braided element assumes a funnel-shape when in its radially expanded state with its outer end spaced apart from the distal end of the placement element; wherein the placement element is a hollow, outer catheter; an inner catheter housed within the outer catheter, the inner catheter having a distal end extendable past the outer end of the braided element when in its radially expanded state; a blocking element mounted to the inner catheter and movable between a radially contracted state and a radially expanded state; whereby target matter within a body structure between the blocking element and the braided element can be captured within the braided element; and a closing element at the outer end of the braided element.