This Hair Ming Gong Open mono- Seed sets (106) from the Drug Tong Group Jian Installed of Move syringe with what, the flexible container (108) including Rong Satisfied Ye Body Drug Elixirs (110). ((108) Even connect 140) With flexible containers Needles Head Wheels Hub. ((, And From Needles Head Wheels Hub (140) extends 144) An Installed Needles Head Wheels Hub Needles Head to nearly Side Shang 140). (154) With Needles Head Wheels Hub Even connect that (140) , And include the frame proximal end (156) that the proximal end (158) of Chao Over Needles Head (144) extends to nearly Side to frame. (140) He Needles Head (144) can move Move along the nearly direction Side phase Right what frame (154) to Needles Head Wheels Hub, so that Will Needles Head (144) is inserted into Bing Ren Body Inner.本發明公開了一種用於自動注射器的藥筒組件裝置(106),包括容納液體藥劑(110)的柔性容器(108)。針頭輪轂(140)與柔性容器(108)連接。針頭(144)安裝在針頭輪轂(140)上,並從針頭輪轂(140)向近側延伸。框架(154)與針頭輪轂連接(140),並包括超過針頭(144)的近端(158)向近側延伸的框架近端(156)。針頭輪轂(140)和針頭(144)可沿近側方向相對於框架(154)移動,以便將針頭(144)插入病人體內。