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    • 25. 发明授权
    • Methods and devices for separating particles in a liquid flow
    • 用于分离液体流中的颗粒的方法和装置
    • US09149813B2
    • 2015-10-06
    • US13586988
    • 2012-08-16
    • Torsten MüllerThomas SchnelleRolf Hagedorn
    • Torsten MüllerThomas SchnelleRolf Hagedorn
    • G01N27/447B03C5/00
    • B03C5/005
    • Methods and devices for the separation of particles (20, 21, 22) in a compartment (30) of a fluidic microsystem (100) are described, in which the movement of a liquid (10) in which particles (20, 21, 22) are suspended with a predetermined direction of flow through the compartment (30), and the generation of a deflecting potential in which at least a part of the particles (20, 21, 22) is moved relative to the liquid in a direction of deflection are envisaged, whereby further at least one focusing potential is generated, so that at least a part of the particles is moved opposite to the direction of deflection relative to the liquid by dielectrophoresis under the effect of high-frequency electrical fields, and guiding of particles with different electrical, magnetic or geometric properties into different flow areas (11, 12) in the liquid takes place.
    • 描述了用于在流体微系统(100)的隔室(30)中分离颗粒(20,21,22)的方法和装置,其中液体(10)的运动,其中颗粒(20,21,22 )以预定的流动方向悬挂通过隔室(30),并产生偏转电位,其中至少一部分颗粒(20,21,22)在偏转方向上相对于液体移动 被设想为进一步产生至少一个聚焦电位,使得至少一部分颗粒在高频电场的作用下通过介电电泳相对于液体的偏转方向移动,并且引导颗粒 在不同的流动区域(11,12)中发生不同的电,磁或几何特性。
    • 26. 发明申请
    • Microfluidic System and Corresponding Control Method
    • 微流控系统及相应的控制方法
    • US20090008254A1
    • 2009-01-08
    • US11908605
    • 2006-03-16
    • Torsten MüllerThomas Schnelle
    • Torsten MüllerThomas Schnelle
    • B01D57/02C25B11/00
    • B03C5/026B03C5/005
    • The invention relates to a microfluidic system containing a carrier current channel (1) for receiving a carrier current containing particles suspended therein, and at least one electrode arrangement (3) which is arranged in the carrier current channel and used to manipulate the suspended particles (2), the electrode arrangement (3) containing two manipulation electrodes (4, 5). According to the invention, the electrode arrangement (3) contains two centering electrodes (6, 7), in addition to the two manipulation electrodes (4, 5), for centering the particles, the two centering electrodes (6, 7) being arranged in the carrier current channel (1) respectively upstream of one of the two manipulation electrodes (4, 5). The invention also relates to a corresponding control method.
    • 本发明涉及一种微流体系统,其包含用于接收载流子电流的载流子流道(1),所述载流子流包含悬浮在其中的颗粒;以及至少一个电极装置(3),其布置在所述载流子通道中并用于操纵所述悬浮颗粒 2),电极装置(3)包含两个操纵电极(4,5)。 根据本发明,电极装置(3)除了两个操作电极(4,5)之外还包含两个定心电极(6,7),用于使颗粒居中,两个定心电极(6,7)被布置 分别位于两个操作电极(4,5)中的一个的上游的载波电流通道(1)中。 本发明还涉及相应的控制方法。
    • 29. 发明授权
    • Methods and devices for separating particles in a liquid flow
    • 用于分离液体流中的颗粒的方法和装置
    • US08262883B2
    • 2012-09-11
    • US10549886
    • 2004-03-17
    • Torsten MüllerThomas SchnelleRolf Hagedorn
    • Torsten MüllerThomas SchnelleRolf Hagedorn
    • B01D57/02
    • B03C5/005
    • Methods and devices for the separation of particles (20, 21, 22) in a compartment (30) of a fluidic microsystem (100) are described, in which the movement of a liquid (10) in which particles (20, 21, 22) are suspended with a predetermined direction of flow through the compartment (30), and the generation of a deflecting potential in which at least a part of the particles (20, 21, 22) is moved relative to the liquid in a direction of deflection are envisaged, whereby further at least one focusing potential is generated, so that at least a part of the particles is moved opposite to the direction of deflection relative to the liquid by dielectrophoresis under the effect of high-frequency electrical fields, and guiding of particles with different electrical, magnetic or geometric properties into different flow areas (11, 12) in the liquid takes place.
    • 描述了用于在流体微系统(100)的隔室(30)中分离颗粒(20,21,22)的方法和装置,其中液体(10)的运动,其中颗粒(20,21,22 )以预定的流动方向悬挂通过隔室(30),并产生偏转电位,其中至少一部分颗粒(20,21,22)在偏转方向上相对于液体移动 被设想为进一步产生至少一个聚焦电位,使得至少一部分颗粒在高频电场的作用下通过介电电泳相对于液体的偏转方向移动,并且引导颗粒 在不同的流动区域(11,12)中发生不同的电,磁或几何特性。
    • 30. 发明授权
    • Microfluidic system and corresponding operating method
    • 微流控系统及相应的操作方法
    • US08128797B2
    • 2012-03-06
    • US12161267
    • 2007-01-17
    • Torsten MüllerThomas Schnelle
    • Torsten MüllerThomas Schnelle
    • B03C5/02
    • C12N13/00B01L3/502761B01L2200/0668B01L2300/0645B01L2400/0421
    • The invention relates to an operating method for a microfluidic system, including the following steps: feeding of a carrier flow with particles (5) of a first particle type suspended therein into the microfluidic system; charging of a plurality of electrical field cages (1′, 1″) in the microfluidic system with the supplied particles (5) of the first particle type; the supplying of a carrier flow with particles (6) of a second particle type suspended therein into the microfluidic system; and charging the field cages (1′, 1″) in the microfluidic system with the supplied particles (6) of the second particle type in such a manner that a particle (5) of the first particle type and a particle (6) of the second particle type is present in at least one of the field cages (1′, 1′). The invention also relates to a corresponding microfluidic system.
    • 本发明涉及一种用于微流体系统的操作方法,包括以下步骤:将载体流与悬浮于其中的第一颗粒类型的颗粒(5)进料到微流体系统中; 在微流体系统中与所提供的第一颗粒类型的颗粒(5)充电多个电场笼(1',1“); 将载体流与悬浮在其中的第二颗粒类型的颗粒(6)供应到微流体系统中; 以及将所述微流体系统中的所述场笼(1',1“)与所提供的所述第二颗粒类型的颗粒(6)以使得所述第一颗粒类型的颗粒(5)和所述第一颗粒类型的颗粒(6) 第二粒子类型存在于至少一个场笼(1',1')中。 本发明还涉及相应的微流体系统。