Blood filter and suction catheter system

• Main Authors: LAN JUAN, YU ZUNXIONG
• Format: Patent
• Language: Chinese; English
• Published: 13.10.2023
• 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 utility model discloses a blood filter and a suction catheter system. The blood filter comprises a shell and a filtering assembly. A circulation space is formed in the shell, the shell is provided with a circulation opening communicated with the circulation space, the circulation opening is used for guiding blood into or out of the blood filter, and the filtering assembly is provided with a filtering position and an avoiding position in the circulation space; when the filtering assembly is positioned at the filtering position, the circulating space is divided into a first space and a second space by the filtering assembly, so that blood flows between the first space and the second space to be filtered by the filtering assembly when being guided out through the blood filter; when the filtering assembly is positioned at the avoiding position, the divided first space and second space are communicated with each other to form a communication channel for non-filtered blood. By means of the blood filter, blood c