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.