Blood circulation pipe fitting, skeleton and ventricular assist device

• Main Authors: SHANG GUANGCHUN, ZHANG CUNYI
• Format: Patent
• Language: Chinese; English
• Published: 23.06.2023
• 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 invention discloses a blood circulation pipe fitting, a skeleton and a ventricular assist device.The blood circulation pipe fitting comprises a blood flow channel, a blood inflow cage and a blood outflow cage, the blood flow channel is composed of a bendable tubular skeleton and films wrapping the inner surface and the outer surface of the skeleton, and the tubular skeleton comprises a first deformation section and a second deformation section which are in a circular tube shape; a directional connecting section is arranged between the first deformation section and the second deformation section and comprises a group of first elastic connecting pieces which axially extend and are circumferentially arranged around the axis of the framework, and second elastic connecting pieces which axially extend and are positioned between two of the first elastic connecting pieces; and the deformation quantity of the second elastic connecting piece is smaller than that of the first elastic connecting piece under the same