The injection needle attaching syringe barrel, the injection needle attaching syringe, the die and the injection needle attaching syringe barrel formation methodological null stainless steel make injection needle for injection

摘要

There are provided a needle-equipped syringe barrel and a needle-equipped syringe in which a needle is suitably fixed to a syringe nozzle, and a mold and a method for molding thereof. A metal needle 12 is integrally equipped to a synthetic resin syringe nozzle 113 by integral molding, an area where the needle 12 comes into contact with the nozzle 113 being in a range of 11 to 50 mm 2 . A needle-equipped syringe barrel 1 in which a metal needle 12 is integrally equipped to a synthetic resin syringe nozzle 113 by integral molding, height of a needle end 122 extruded toward an inner hollow portion thereof opposite to a needle head 121 being in a range of 0.4 to 11 mm.