Yi Seed Twin inject Needles Tong structures, it includes a fixing seats, in fixing seat Department be equipped with by Bomb elements, casing, four paws fixator, Tui Jin Rod Ji Strike Hair tails Sai Suo Group at Bomb She Chu Installed Zhi , And what Bomb She Chu Installed set Qian Duan Even and be connected to the piston and front end Needles Body that Drug Elixirs Tong, Let set Elixirs Inner of what DrugWhen users Shi Yong Time , Department Tui Yi Touch Hair Strike Hair tail plugs, so that Buddhism puts its Bomb Yuan Jian And Tapes Move Tui Jin Rod , Tou Over Tui Jin Rod Will piston passage , Jin and makes the purpose of Drug Elixirs Tou Over Needles Body outflow , Da Dao the Tong Time Bomb power Zhu She Twin Needles cylinders of Elixirs Inner of Drug.一種雙注射針筒結構,其包含一固定座,固定座上係容置有由彈性元件、套管、四爪固定器、推進桿及擊發尾塞所組成之彈性射出裝置,並於彈性射出裝置前端連接有藥劑筒、設置於藥劑筒內之活塞及前端之針體;當使用者使用時,係推移觸發擊發尾塞,使得釋放其彈性元件並帶動推進桿,透過推進桿將活塞推移,進而使得藥劑筒內之藥劑透過針體流出,達到同時彈力注射雙針筒之目的。