Patent ID: 6645234
Filing Date: 2003-11-11
Classification: A61B,A61F,A61M

Abstract:
A cardiovascular guiding catheter adapted to exchange heat with a body fluid in a body conduit of a patient; the cardiovascular guiding catheter comprising:an elongate body including an inflow lumen, an outflow lumen and a guide lumen each extending through the elongate body; at least one guide duct disposed near a distal end of the elongate body and in fluid communication with the guide lumen; a first heat exchange element in which a heat exchange fluid may flow, the first heat exchange element being in fluid communication with the inflow lumen and the outflow lumen; and a second heat exchange element disposed proximally to the first heat exchange element and movable between a deflated configuration substantially flush with the elongate body and an inflated configuration in which the second heat exchange element is inflated outwardly from the elongate body by the heat exchange fluid.