Atheroectomy catheter

Details Atheroectomy catheter Atheroectomy catheter

A - Human Necessities

61

B

128/113

A61B 17/32 (2006.01) A61B 17/22 (2006.01) A61M 25/00 (2006.01) A61M 1/00 (2006.01)

Patent

CA 1288307

ATHERECTOMY CATHETER ABSTRACT An atherectomy catheter device for facilitating the restoration of patency to a blood vessel occluded with an atheroma or other similar lesion or thrombus comprising an outer flexible plastic tubular member having a plurality of ports proximate its distal end and concentrically surrounding an inner flexible plastic tubular member having a cutting loop at its distal end. The distal end portion of the inner tubular member is journaled for rotation in the distal end portion (in Zone 22) of the outer tubular member. Means are provided at the proximal end of the catheter assembly for rotatably driving the inner tubular member and the cutting loop thereof while flushing the treatment site and aspirating the flushing liquid, blood and any debris loosened during the procedure.

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