Fluid control system for a medical device

Abstract From the Canadian patent

The present invention provides a medical device having an elongate body with both a proximal end and a distal end, wherein the elongate body defines an intake lumen and an exhaust lumen. The medical device also has a first pliable element defining a cooling chamber disposed at a point along the elongate body, with the cooling chamber being in fluid communication with the intake lumen and the exhaust lumen. A second pliable element is provided which at least partially encloses the first pliable element thereby defining a , junction between the first and second pliable element. Moreover a check valve , is included which is in fluid communication with the junction between the first …