Piston type blood transfusion and transfusion pressurizing device

• Main Authors: ZHANG MINGFENG, YANG HUAJIE, SHI KAN, PENG JIAFAN, LU ZHANGSHU
• Format: Patent
• Language: Chinese; English
• Published: 01.12.2023
• 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 piston type blood transfusion and transfusion pressurizing device comprises a shell and an inflation assembly, an inner cavity is formed in the shell, a transfusion outlet is formed in the bottom of the inner cavity, the inner cavity comprises a left cavity part and a right cavity part, a piston block is arranged between the left cavity part and the right cavity part, the piston block is connected with the shell in a left-right sliding mode, and the left side wall and the right side wall of the left cavity part are both extrusion walls; the two extrusion walls are arranged on the shell and the piston block respectively, and the two extrusion walls are parallel to each other; the inflation assembly comprises an air bag and an inflation device used for inflating the air bag, and the air bag is arranged in the right cavity part. During use, bagged liquid medicine is placed in the left cavity part, an infusion tube connected with the bagged liquid medicine can be led out from the infusion outlet, the piston b