Herein a medicament delivery device (2) is disclosed. 1. The medicament delivery device (2) comprising: a housing (4) having a longitudinal axis (6), a container holder (14), an axially movable plunger (16) adapted to be displaced along the longitudinal axis (6) into the container holder (14), and an energy accumulating member (18) arranged inside the housing (4), the energy accumulating member (18) being adapted for displacing the plunger (16) along the longitudinal axis (6). The plunger (16) comprises an outer plunger rod (32) and an inner plunger rod (34) arranged at least partially inside the outer plunger rod (32), the inner plunger rod (34) being arranged in threaded engagement with the outer plunger rod (32), the inner plunger rod (34) being manually rotatable to displace the inner plunger rod (34) along the longitudinal axis (6) in a direction towards the proximal end portion (8) into the container holder (14).在此中,藥物輸送裝置被揭示。該藥物輸送裝置(2)包含:外殼(4),具有縱軸(6);容器夾具(14);可軸向運動柱塞(16),被設計成適於沿著該縱軸(6)位移進入該容器夾具(14);及蓄能構件(18),被配置在該外殼(4)內側,該蓄能構件(18)被設計成適用於沿著該縱軸(6)位移該柱塞(16)。該柱塞(16)包含外部柱塞桿(32)及至少局部地配置在該外部柱塞桿(32)內側的內部柱塞桿(34),該內部柱塞桿(34)被配置成與該外部柱塞桿(32)用螺紋嚙合,該內部柱塞桿(34)係可手動地旋轉,以沿著該縱軸(6)在朝該近側端部份(8)之方向中位移該內部柱塞桿(34)進入該容器夾具(14)。2‧‧‧藥物輸送裝置6‧‧‧縱軸8‧‧‧近側端部份20‧‧‧藥物容器24‧‧‧第一活塞26‧‧‧第二活塞30‧‧‧第二空間34‧‧‧內部柱塞桿36‧‧‧作動桿38‧‧‧旋鈕39‧‧‧突出部份42‧‧‧突出部份62‧‧‧鎖定配置64‧‧‧第一構件66‧‧‧第二構件76‧‧‧第三構件82‧‧‧突出部份
