Egocentric patient temperature control catheter

摘要

Patient temperature control catheter ( 10 ) comprises a working fluid supply lumen which working fluid is circulated to the patient with the heat exchange catheter is placed ( 16 ) and return lumen ( 18 ) . At least one lumen is defined by a plurality of coils spaced apart in the axial direction ( 32 ) from each other . At least one first coil is a large coil to expand in working fluid in contact with the wall of the vessel in which the catheter is placed, the blood so as not to block the flow of blood within the vessel flows through the coil . Core structure of the alternative ( 116 ) is disclosed . [ Selection Figure ] Figure 1