INHALER HAVING SPACER, LEVER MECHANISM AND FLEXIBLE MOUTHPIECE

摘要

The present invention relates to an inhaler for effectively delivering medications by inhalation through the mouth of patients, having a spacer for more effectively mixing the medication and air, and easy to operate lever (2 2) and canister selection mechanisms (21). A preferred embodiment of the invention has a mouthpiece (220) comprising a flexible, elastic material (223). A lever arm (22) is provided that is opposed to the body (24) of the inhaler, which allows a patient to use the entire hand to activate the meter ed dose inhaler canister (10, 11). In a preferred embodiment a valve assembly (61) and whistle are included in the inhaler to improve the consistency and effectiveness of delivery of medication to the lungs of a patient.