MEDICAL HOLLOW NEEDLE AND METHOD FOR USING THE SAME

• Main Authors: ITO, Eriko, MAEKAWA, Minami, TAKAKI, Toshiaki, IWASE, Yoichiro
• Format: Patent
• Language: English; French; German
• Published: 17.03.2021
• Subjects: BABY COMFORTERS; CONTAINERS SPECIALLY ADAPTED FOR MEDICAL OR PHARMACEUTICALPURPOSES; DEVICES FOR ADMINISTERING FOOD OR MEDICINES ORALLY; DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR; DEVICES FOR RECEIVING SPITTLE; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROMTHE BODY; DEVICES OR METHODS SPECIALLY ADAPTED FOR BRINGINGPHARMACEUTICAL PRODUCTS INTO PARTICULAR PHYSICAL ORADMINISTERING FORMS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE

In a hollow medical needle (10) including: a hub part (12) having an inner cavity connectable to a syringe (80); and a puncture part (14) extending out toward an axial distal-end side of the hub part (12), by forming, at a distal end of the hub part (12), a puncture index part (36) that includes a step perpendicular to an axial direction and is visible when abutting against a rubber stopper (94) when the rubber stopper (94) of a vial container (90) is punctured by the puncture part (14), a position of an insertion terminal end (38) substantially coincident with an outer surface (94a) of the rubber stopper (94) is set at a fixed position when the puncture part (14) is punctured into the rubber stopper (94).