CRYOABLATION BALLOON AND CRYOABLATION MEDICAL DEVICE

摘要

A cryoablation balloon (1, 2), which has an outer layer that is made from a fluorine-containing polymer, wherein the cryoablation balloon (1, 2) may be of a single-layer or a double-layer structure. The cryoablation balloon (1, 2) will not rupture at even a temperature below -40℃, and the balloon may also fulfill a retraction function and a high pressure-tolerance function and is less difficult to process. Also disclosed is a cryoablation medical device.