MEDICAL APPLICATOR FOR ADMINISTERING CRYOGENIC AGENT (CRYOAPPLICATOR)

摘要

FIELD: medical engineering, equipment for locally freezing body tissues. SUBSTANCE: cryoapplicator comprises casing which accommodates coolant-filled vessel with cannula. Lower axial end of cannula is provided with plug having detachable extension piece and also having tip projecting inside cannula cavity. Tip is made tapering towards its free end and has capillary-porous coating. EFFECT: enhanced refrigerating power of cryoapplicator due to increased heat flow and due to optimized approach to liquid supply and vapors discharge. 1 dwg