Patent ID: 6238405
Filing Date: 2001-05-29
Classification: A61B

Abstract:
A percutaneous device for removing material from a body lumen, comprising:an elongate, flexible tube having a distal end and a proximal end and defining a passageway therethrough;a material removal tip on the distal end of the tube, including an outer housing rotationally fixed with respect to the tube and a member permitted to rotate within the outer housing,the outer housing having a lumen extending therethrough and an open distal mouth;the rotatable member having proximal and distal ends, a central body, and a plurality of circumferentially spaced flanges extending radially outward from the body; anda shearing member on the housing axially adjacent to the flanges and having a shearing edge to shear material received into the open mouth of the housing between the shearing member and the flanges.