title: A portable liquid-nitrogen-cooled cryosurgery probe unit of high freezing capacity.
mesh_terms: D000818:Animals; D003080:Cold Temperature; D003452:Cryosurgery / Q000295:instrumentation / Q000662:veterinary*; D009369:Neoplasms / Q000601:surgery / Q000662:veterinary; D009584:Nitrogen; D011468:Prostatectomy; D013821:Thermometers; D013997:Time Factors
chemical_list: D009584:Nitrogen