Patent ID: 6705316
Filing Date: 2004-03-16
Classification: A61M

Abstract:
A pulmonary dosing system for supplying a predetermined amount of a therapeutically active material to a patient, said system comprising:an apparatus for providing an aerosolized amount of a therapeutically active material said apparatus having an outlet for conveying said aerosolized amount of active material; and a plenum chamber having an inlet for receiving said aerosolized amount of active material and an outlet for connection to a mouthpiece for delivering said aerosolized amount of active material to a patient, wherein said inlet and said outlet of said plenum chamber and said outlet of said apparatus are oriented along a common axis, and at least one diffuser baffle interposed between said inlet and said outlet of said plenum chamber wherein said diffuser baffle disrupts flow of said aerosolized amount of active material along said common axis in said plenum chamber thereby causing said aerosolized amount of active material to be retained in said chamber until inhaled by the patient.