Patent ID: 9242057
Filing Date: 2016-01-26
CPC Classification: A61M

Claim Text:
1. A medication delivery device comprising: a collapsible holding chamber defining and moveable along a first longitudinal axis between an extended position and a collapsed position, wherein said collapsible holding chamber comprises an input port and a patient port located at opposite ends of said collapsible holding chamber, and a release mechanism holding said collapsible holding chamber in said collapsed position, wherein said release mechanism comprises a tab and a receiver moveable relative to each other in a longitudinal direction between a disengaged position and an engaged position as said collapsible holding chamber is moved between said extended and collapsed positions, wherein said tab is deflectable transverse to said longitudinal direction between an insertion position and said engaged position, wherein said tab is moveable in said longitudinal direction through an opening in said receiver when said tab is in said insertion position, and wherein said tab engages an abutment surface of said receiver and prevents said tab and said receiver from being moved relative to each other in said longitudinal direction when said tab is in said engaged position, and wherein said tab comprises a grippable end portion accessible to, and engageable by, a user when said tab is in said engaged position; and a metered dose inhaler receptacle coupled to and in fluid communication with said collapsible holding chamber, wherein said metered dose inhaler receptacle is in fluid communication with said collapsible holding chamber at a location spaced apart from and downstream of said input port, wherein separate first and second flow paths are defined respectively from and through said metered dose inhaler receptacle and said input port and into said collapsible holding chamber, and wherein at least a portion of said second flow path from said input port to said collapsible holding chamber remains unobstructed by said metered dose inhaler receptacle.