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    • 4. 发明公开
    • METHOD AND APPARATUS TO PREPARE CARDIAC ORGANOIDS IN A BIOREACTOR SYSTEM
    • VERFAHREN UND VORRICHTUNG ZUR HERSTELLUNG VON HERZORGANOIDEN IN EINEM BIOREAKTORSYSTEM
    • EP3149147A1
    • 2017-04-05
    • EP15800086.9
    • 2015-05-29
    • Icahn School of Medicine at Mount Sinai
    • COSTA, Kevin, DavidCASHMAN, Timothy, JamesBACKERIS, Peter, Constantine
    • C12M1/00C12M1/28C12N5/00
    • C12M21/08C12M23/00C12M23/26C12M23/38C12M35/02
    • A bioreactor system for preparing a cardiac organoid chamber and for subsequent testing thereof is described herein and shown in the exemplary drawing figures. The bioreactor system includes a first vessel having a hollow interior and an open top. A first cover is mated with the open top of the first vessel. The first cover has a first opening formed therein. The system further includes a cannula having a lumen that extends from an open first end to an open second end. The cannula is disposed within the first opening of the first cover such that a portion of the cannula lies below the first cover and for insertion into the hollow interior of the first vessel. A porous ring is coupled to the cannula at or proximate the open second end thereof. The system also includes a balloon catheter having an inflatable balloon at a distal end of a catheter shaft. The balloon catheter is adapted to pass through the lumen of the cannula when the balloon is in a deflated state. The balloon catheter is axially adjustable within the lumen to allow the balloon in an inflated state to be disposed adjacent: (1) the open second end of the cannula; and (2) the porous ring for preparing the cardiac organoid chamber about the inflated balloon and porous ring. The cannula and porous ring construction and combination allows for the balloon to be deflated and removed from the lumen of the cannula while the engineered cardiac organoid chamber remains attached to the porous ring. This permits the testing of organoid pump function, such as organoid pressure and volume characteristics, without having to transfer the engineered cardiac organoid from one tool (e.g., an incubation tool) to another tool (e.g., a functional testing apparatus).
    • 本文描述了一种用于制备心脏有机体室并用于随后测试的生物反应器系统,并在示例性附图中示出。 生物反应器系统包括具有中空内部和开口顶部的第一容器。 第一个盖子与第一艘船的敞开的顶部相配。 第一盖具有形成在其中的第一开口。 该系统还包括具有从开放的第一端延伸到开放的第二端的内腔的套管。 套管设置在第一盖的第一开口内,使得套管的一部分位于第一盖下方并用于插入第一容器的中空内部。 多孔环在其开口的第二端处或其附近联接到套管。 该系统还包括在导管轴的远端具有可膨胀气囊的气囊导管。 当气囊处于放气状态时,球囊导管适于穿过套管的内腔。 气囊导管可在内腔内轴向调节,以允许处于充气状态的球囊邻近设置:(1)插管的开放的第二端; 和(2)用于在充气球囊和多孔环周围制备心脏有机体腔的多孔环。 插管和多孔环结构和组合允许气囊从套管的内腔放气并移除,而工程化的心脏有机体室保持连接到多孔环上。 这允许测试有机体泵功能,例如有机体压力和体积特性,而不必将工程心脏器官细胞从一个工具(例如,孵化工具)转移到另一个工具(例如功能测试装置)上。