TREATMENT OF PULMONARY CANCERS USING AN ELECTRONIC BREATH ACTUATED DROPLET DELIVERY DEVICE

Methods for the treatment of pulmonary cancers (primary, secondary, metastatic, etc.) using an electronic breath actuated droplet delivery device to deliver a cancer therapeutic directly to the pulmonary system of a subject in need thereof is disclosed. An in-line droplet delivery device and related methods for delivering precise and repeatable dosages to a subject for pulmonary use is disclosed. The in-line droplet delivery device includes a housing, an ejector mechanism, and at least one differential pressure sensor. The in-line droplet delivery device is automatically breath actuated by the user when the differential pressure sensor senses a predetermined pressure change within housing. The in-line droplet delivery device is then actuated to generate a plume of droplets having an average ejected particle diameter within the respirable size range, e.g, less than about 5-6 μm, so as to target the pulmonary system of the user.