Inventors:
Robert Price - Chepstow, GB
John Staniforth - Bath, GB
Derek Woodcock - Berkhampstead, GB
Paul Young - Bath, GB
James Byrnes - Leawood KS, US
J. Cogburn - Overland Park KS, US
Douglas Dockhorn - Stilwell KS, US
Robert Dockhorn - Prairie Village KS, US
Edgar Mitchell - Overland Park KS, US
Susan Prather - Kansas City MO, US
International Classification:
A61M 15/00, A61M 16/00
Abstract:
A delivery device for a medicament including: a housing, a receptacle holding a medicament in the form of a power; and a source of propellant, wherein the housing provides an inlet and an outlet for the receptacle, wherein the inlet is in fluid communication with the source of propellant and is directed against the medicament and the outlet is spaced from the medicament to allow aerosolization of the medicament; the device provides improved delivery efficiency, particularly a delivered fine particle fraction of greater than 20% by weight.