SYRINGE WITH MULTIFUNCTIONAL NEEDLE HOLDER AND RETAINER RING ASSEMBLY

• Main Authors: ZHU, Ni, DUESMAN, Jordan, SHAW, Thomas J
• Format: Patent
• Language: English; French; German
• Published: 05.01.2022
• 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

A syringe for medical use, the syringe having a selectively retractable needle and a multifunctional needle holder and retainer ring assembly including a needle holder with a head section having an inwardly tapering frustoconical section of the fluid pathway and a rearwardly facing annular surface s...