Patent ID: 11957856
Assignee: CARDIOFOCUS, INC.
Field: Medical technology (Instruments)
Classification: CPC A | IPC A

Claim 0:
1. A balloon catheter system comprising:
a balloon catheter including a catheter body and an inflatable balloon coupled to one end thereof; and
a fluid management system for controllably inflating and deflating the balloon, the fluid management system including a reservoir for storing balloon fill media, a first conduit connected between the reservoir and the balloon for delivering the balloon fill media, a second conduit connected between the balloon and the reservoir for returning the balloon fill media from the balloon to the reservoir, a first pump disposed along the first conduit and configured to circulate the balloon fill media along a circuit defined by the first and second conduits, the fluid management system further including a diverter valve that is disposed along the first and second conduits, with the first pump being disposed along the first conduit between the diverter valve and the balloon, the diverter valve being configured for placement in a first position and a second position, wherein in the first position, the balloon fill media freely flows through the first conduit from the reservoir to the balloon and freely flows through the second conduit from the balloon back to the reservoir, and wherein in the second position, the balloon fill media is recirculated through the balloon catheter in a closed loop manner and is prevented from flowing back to the reservoir from the balloon.