ADMIXTURE INJECTION ADAPTER

摘要

PURPOSE:To provide an admixture injection adapter in which drug can easily be dissolved without any leak and possible to eliminate bubbles generated in a vial during dissolving work of protein preparation. CONSTITUTION:A hollow puncture needle 12 and a pipe shaped tip fitting part 13 are set on opposite sides on the axis of a disc hub 11 respectively; and, on the outer edge of the hub 11, a tubed vial fitting part 14 concentrically extended over the tip of the puncture needle 12 and a tubed syringe fitting part 15 concentrically extended over the tip of the tip fitting part 13 are constructed. The puncture needle 12 has a drug pass 122 communicating with the tip fitting part 13 and opening to the needle point 121 and a gas pass 123 opening to an air vent 16 with a sterilization filter 17 set on the vial fitting part 14 and opening to the needle point 121 of the puncture needle 12.