A main body 10 with a dispensing orifice 15 and a dose subdivided reservoir 21 of a plurality of each of which one dose equivalent store powder administration subject , reservoir opening means for opening the reservoir 21 of the one in the drive each time an inlet 710 for receiving the flow of powder and air through the outlet flow path 60 from the reservoir 21 which has , as 30,50,18 , connected to the reservoir 21 is opened during inhalation , the said opening , administration further comprising a dispersion chamber 70 and an outlet 720 leading to the dispensing orifice 15 through the passage 80 , in the dispersion chamber 70 , the spheres of one or more movable along a spherical path 75 of the dispersion chamber 71 is stored , has an intake port 72 of one or more led to extend tangentially to 75 the spherical path , the dispersion chamber 70 , wherein the administration passage 80 and the outlet flow passage 60 , the powder inhaler that extends in the same direction perpendicular to the intake port 72 and the one or more spherical the path 75 . [ Selection ] Figure Figure 1投与開口部15を備えた本体10と、各々が投与対象の粉末を1ドーズ分格納している複数のドーズ小分け貯蔵器21と、各回の駆動において1つの貯蔵器21を開封する貯蔵器開封手段30、50、18と、を有し、吸入時に開封された貯蔵器21に接続し、前記開封された貯蔵器21から送出流路60を介して空気及び粉末の流れを受け入れる入口710と、投与流路80を介して前記投与開口部15につながる出口720とを有する分散室70を更に有し、前記分散室70には、前記分散室内の球体経路75に沿って移動可能な1以上の球体71が格納されており、前記分散室70は、前記球体経路75に対して接線方向に延びるようにつながった1以上の吸気口72を有し、前記送出流路60及び前記投与流路80が、前記球体経路75及び前記1以上の吸気口72に対して直交する同一の方向に延びている、という粉末吸入装置。【選択図】図1
