Patent ID: 8206403
Filing Date: 2012-06-26
Classification: A61B,A61F,A61M

Abstract:
1. A method for aortic atherectomy by direct access, comprising the steps of: inserting an elongate tubular member into the aorta upstream of the inominate artery; wherein the elongate tubular member further comprises a lumen for arterial blood perfusion; infusing oxygenated blood through the lumen for arterial blood perfusion; inserting an atherectomy catheter through the elongate tubular member into the aorta; and removing an aortic atheroma by operating the atherectomy catheter; wherein the atherectomy catheter comprises a sheath having a lumen that communicates with an opening at a distal end of the sheath; and wherein the sheath terminates distally in a sharpened edge.