Various embodiments of open system heat exchange catheters and methods of use are disclosed. The various catheters can be used with various ablative surgical devices. One specific exemplary use is in conjunction with cryosurgical probes involving ablation of the prostate, in which the integrity of the...http://www.google.se/patents/US6972014?utm_source=gb-gplus-sharePatent US6972014 - Open system heat exchange catheters and methods of use