Patent ID: 8677992
Filing Date: 2014-03-25
Classification: A61M

Abstract:
1. A dry powder inhaler suitable for pulmonary or nasal delivery containing only two operating components each of which is integral, each of said components has no moving parts within it, and each of said components is necessary for the mechanical operation of the inhaler, said operating components being an inhaler body and a capsule tray; the inhaler body having opposing upper and lower walls defining an inhaler body opening between said opposing upper wall and lower wall, an inhalation passage extending from the inhalation body opening through said upper wall, an inhalation tube extending from the inhalation body opening through said lower wall, first and second cutting elements fixed and integrated on said upper and lower walls, respectively, and disposed to cut openings in adjacent portions of a capsule as the capsule is moved past the cutting element by the capsule tray, and said inhaler body opening including an open end adapted to permit the capsule tray to be engaged into the inhaler body opening; the capsule tray having a capsule chamber therein for carrying a medicament containing capsule, the capsule tray being moveable through said open end between a first position at which said capsule tray is sufficiently outside said inhaler body to enable a capsule to be loaded into and unloaded from the capsule chamber and a second position inside the inhaler body beyond the point at which the first and second cutting elements are fixed and at which the capsule chamber is aligned with the inhalation passage in the upper wall and the inhalation tube in the lower wall of the body to enable inhalation of the medicament contained in the capsule through the inhalation passage.