A medication delivery device comprising: a first end piece comprising an input port and a first quick release connector component; a second end piece comprising an exit port and a second quick release connector component; wherein said first and second quick release connector components are releasably engageable with said first and second end pieces defining an interior space therebetween, and a collapsible chamber having opposite ends connected to said first and second end pieces, wherein said collapsible chamber is moveable between a collapsed position and an extended position, the medication delivery device further comprising: a quick- release mechanism comprising the first and second quick release connector components, wherein one of the first and second quick release connector components is a pair of tabs and the other one of the first and second quick release connector components is a corresponding pair receivers comprising openings and abutment surfaces , and wherein the pair of tabs is configured to releasably engage the pair of receivers , and characterized in that the pair of tabs is configured to be depressed for insertion through the openings and then released for engaging the abutment surfaces , wherein the tabs include grippable portions configured to allow them to be engaged and to be deflected by a user. a first end piece comprising an input port and a first quick release connector component; a second end piece comprising an exit port and a second quick release connector component; wherein said first and second quick release connector components are releasably engageable with said first and second end pieces defining an interior space therebetween, and a collapsible chamber having opposite ends connected to said first and second end pieces, wherein said collapsible chamber is moveable between a collapsed position and an extended position, the medication delivery device further comprising: a quick- release mechanism comprising the first and second quick release connector components, wherein one of the first and second quick release connector components is a pair of tabs and the other one of the first and second quick release connector components is a corresponding pair receivers comprising openings and abutment surfaces , and wherein the pair of tabs is configured to releasably engage the pair of receivers , and characterized in that the pair of tabs is configured to be depressed for insertion through the openings and then released for engaging the abutment surfaces , wherein the tabs include grippable portions configured to allow them to be engaged and to be deflected by a user. a quick- release mechanism comprising the first and second quick release connector components, wherein one of the first and second quick release connector components is a pair of tabs and the other one of the first and second quick release connector components is a corresponding pair receivers comprising openings and abutment surfaces , and wherein the pair of tabs is configured to releasably engage the pair of receivers , and characterized in that the pair of tabs is configured to be depressed for insertion through the openings and then released for engaging the abutment surfaces , wherein the tabs include grippable portions configured to allow them to be engaged and to be deflected by a user. <EOS>