| 摘要 |
An inhalation device for use in delivering a powdered medicament to a user, the inhalation device comprises a housing including a portion for holding the medicament; an air entry passageway sized and configured to direct air entering the inhalation device at the portion and to fluidize the medicament upon inhalation by the user; a hold up chamber in flow communication with the portion for receiving the fluidized medicament and maintaining the medicament in a fluidized state during inhalation by the user; and, an air exit passageway in flow communication with the hold up chamber and adapted to deliver the medicament to the mouth or nose of a user. |
