This invention is arranged, the compressed possibility, outlet (2.2) the bag which it has (2.1) being with compressed expedient (3), in order essentially to become non-flexible, and it is applied in compressed expedient (3) in order in the territory where to become flexibiility, the bag which is arranged (2.1) including, the medicine container which becomes regards (2). Invention, furthermore, including the medicine container (2), the injection device in order to deliver the liquid medicine which becomes regards (1).< Selective figure >Figure 1本発明は、圧縮手段(3)により圧縮可能な、流出口(2.2)を備えたバッグ(2.1)であって、本質的に非可撓性になるよう配置され、そして圧縮手段(3)にかけられる領域で可撓性になるよう配置されるバッグ(2.1)を含んでなる薬剤容器(2)に関する。発明は、更に、薬剤容器(2)を含んでなる液体薬剤を送達するための注射装置(1)に関する。【選択図】図1