Semiconductor local low-temperature anticoagulation device for blood purification

• Main Authors: HE YICHUAN, YANG RONGLI, CUI XIAOFEI, TANG DAWEI
• Format: Patent
• Language: Chinese; English
• Published: 25.06.2024
• Subjects: DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

The invention discloses a semiconductor local low-temperature anticoagulation device for blood purification, which comprises a semiconductor refrigerator, a heater, and a blood guide pipeline, a blood purifier and a blood return pipeline which are connected in sequence, and the blood purifier is connected with a pre-dilution or dialysis pipeline; the semiconductor coolers wrap the outer walls of one or more of the blood drawing pipeline, the blood purifier, the blood return pipeline, the pre-dilution pipeline and the dialysis pipeline, and the semiconductor coolers cool the corresponding pipelines and/or the blood purifier; and the heater wraps the outer wall of the blood return pipeline. The semiconductor cooler is arranged to reduce the temperature of blood flowing through the blood purifier to the target low temperature, blood coagulation is not prone to occurring in the blood purifier and the vein pot, the heater is arranged to wrap the periphery of the blood return pipeline to enable the blood temperatur