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    • 9. 发明公开
    • HIGH DOSE LEVODOPA CAPSULES FOR PULMONARY USE
    • HOCHDOSIERTE LEVODOPAKAPSELN ZUR PULMONALEN VERWENDUNG
    • EP2916821A1
    • 2015-09-16
    • EP13852876.5
    • 2013-11-08
    • Civitas Therapeutics, Inc.
    • KEE, Kevin, D.PENACHIO, Ernest, D.KAMERKAR, AbhijitLIPP, Michael, M.BATYCKY, Richard, P.
    • A61K9/12A61K31/137A61P25/16
    • The invention relates to a dosator which comprises a tapered elongate cavity; a stationary plunger disposed within the cavity; a removable mesh screen disposed between the stationary plunger and the bottom of the dosator; a dosator chamber defined between the mesh screen and the bottom of the dosator for receiving powder from a powder source and holding the powder until it is expelled into the capsule; at least one vacuum pump operably linked to the dosator and capable of drawing dry powder into the dosator chamber from a powder source, compacting the powder into a slug of powder having a predetermined bulk density; and at least one source of positive pressure operably linked to the dosator and capable of providing positive pressure to expel the powder slug from the dosator and methods of filling capsules.
    • 本发明涉及一种定量器,其包括锥形细长腔; 设置在所述空腔内的固定柱塞; 设置在固定柱塞和定量器的底部之间的可移除的网状筛; 限定在筛网和定剂器底部之间的剂量器室,用于从粉末源接收粉末并保持粉末直到其被排出到胶囊中; 至少一个真空泵,其可操作地连接到所述定量器并且能够将粉末从粉末源吸入所述定量器室中,将所述粉末压实成具有预定堆积密度的粉末块; 以及至少一个正压源,可操作地连接到定量给药器并且能够提供正压力以从剂量器排出粉末塞子和填充胶囊的方法。