用于分配单剂量粉末的吸入式装置。
专利摘要
一种流体分配装置，包括：至少一个预剂量储器（10），其被密封并包含单剂量的粉末；由吸嘴端接的排出通道（20）；以及储器开启系统（30），每个储器（10）包括适于被所述开启系统（30）刺穿和/或撕裂的封闭层（12），以便使储器（10）中包含的粉末能够通过所述排出通道（20）排出，所述储器开启系统（30）包括至少两个穿刺元件（31），其被致动以在所述封闭层（12）中形成至少两个不同的开口（25、26），形成至少一个用于气体（特别是空气）流动的入口通道（25）和至少一个用于被所述气流夹带的粉末的出口通道（26），并且所述装置包括吸入触发系统（50），其仅在用户以等于或高于预定吸入阈值吸入时在所述排出通道（20）中产生气流。
Original abstractA fluid dispenser device comprising: at least one predosed reservoir ( 10 ) that is hermetically sealed and that contains a single dose of powder; an expulsion channel ( 20 ) that is terminated by a mouthpiece; and a reservoir opening system ( 30 ), each reservoir ( 10 ) including a closure layer ( 12 ) that is suitable for being pierced and/or torn by said opening system ( 30 ) so as to enable the powder that is contained in said reservoir ( 10 ) to be expelled through said expulsion channel ( 20 ), said reservoir opening system ( 30 ) comprising at least two piercer elements ( 31 ) that are actuated so as to create at least two distinct openings ( 25, 26 ) in said closure layer ( 12 ), forming at least one inlet passage ( 25 ) for the flow of gas, in particular air, and at least one outlet passage ( 26 ) for the powder entrained by said flow of gas, and said device including an inhalation trigger system ( 50 ) that creates a flow of gas in said expulsion channel ( 20 ) only when a user inhales at or above a predetermined inhalation threshold.
专利附图（8）
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