Patent ID: 6629524
Filing Date: 2003-10-07
Classification: A61M

Abstract:
An inhaler, comprising:an inhaler housing which comprises a first droplet ejection cartridge aperture; at least one airflow passageway which comprises a first air inlet port and which is interconnected with said inhaler housing; a droplet ejection cartridge housing which is interconnected with said inhaler housing, wherein each said airflow passageway is directed around said droplet ejection cartridge housing, wherein said droplet ejection cartridge housing comprises a second droplet ejection cartridge aperture which is aligned with said first droplet ejection cartridge aperture of said inhaler housing, and wherein said droplet ejection cartridge housing further comprises a droplet ejection aperture; a droplet ejection cartridge which is removably disposed within said second droplet ejection cartridge aperture of said droplet ejection cartridge housing by passage through said first droplet ejection cartridge aperture of said inhaler housing, wherein said droplet ejection cartridge comprises a medicament reservoir, a plurality of droplet ejection orifices which are at least fluidly interconnectable with said medicament reservoir and which are oriented to direct medicament droplets through said droplet ejection aperture of said droplet ejection cartridge housing, and at least one droplet ejection actuator; and a mouthpiece which is at least fluidly interconnectable with said at least one airflow passageway and which comprises a first outlet end which may be inserted into a mouth of a user of said inhaler.