Dry powder inhaler
A dry powder inhaler comprising an inhalation channel (8) connected to a mouthpiece (4), a container (7) for storing a powdered medicament, a deaggregator (25) having a swirl chamber (26) at an end of the inhalation channel (8), a metering device (14) comprising a shuttle device (16) having a dosing...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A dry powder inhaler comprising an inhalation channel (8) connected to a mouthpiece (4), a container (7) for storing a powdered medicament, a deaggregator (25) having a swirl chamber (26) at an end of the inhalation channel (8), a metering device (14) comprising a shuttle device (16) having a dosing recess (15). The shuttle device (16) is movable between a filling position, in which the dosing recess (15) is aligned with the opening (17) of the container (7), and a suction position, in which the dosing recess (15) is aligned with the swirl chamber (26). The opening (17) of the container (7) is elongated along the long axis (Y-Y) and the dosing recess (15) is elongated along the main axis (X-X), and the edge (27) of the opening (17) of the container (7) surrounds the dosing recess (15) when the shuttle device (16) is in the filling position.
一种干粉吸入器,其包括连接至嘴部件(4)的吸入通道(8)、用于储存粉末状药剂的容器(7)、具有位于吸入通道(8)的端部处的涡流室(26)的解聚器(25)、计量装置(14),所述计量装置包括具有定量配给凹部(15)的梭式装置(16)。梭式装置(16)能够在填充位置和吸入位置之间移动,在所述填充位置中定量配给凹部(15)与容器(7)的开口(17 |
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