SYRINGE AND SYRINGE ASSEMBLY

• Main Authors: OHASHI Hirotaka, TACHIKAWA Kouichi, OGAWA Junichi, IWASE Yoichiro
• Format: Patent
• Language: English; French; German
• Published: 25.11.2020
• 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

This syringe (1) has an outer tube (2), a gasket (3), and a pusher (4). The pusher (4) is provided with: a tubular holding part (41) which covers at least a part of an outer surface of the outer tube (2) and is movable relative to the outer tube (2) in the longitudinal direction thereof; and a pressure part (42) which is connected with the holding part (41), is inserted into the outer tube (2), and moves the gasket (3) to the distal side of the outer tube by distally a movement of the holding part (41) relative to the outer tube (2). In addition, between the holding part (41) and the outer tube (2), a guide part (8) is provided which guides the movement of the holding part (41) relative to the outer tube (2).