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    • 8. 发明授权
    • Apparatus and method for the delivery of drugs and genes into tissue
    • 用于将药物和基因递送到组织中的装置和方法
    • US06192270B1
    • 2001-02-20
    • US09134245
    • 1998-08-14
    • Gunter A. HofmannDietmar RabussayArnt Tonnessen
    • Gunter A. HofmannDietmar RabussayArnt Tonnessen
    • A61N130
    • A61N1/0424A61N1/042A61N1/0436A61N1/044A61N1/30A61N1/325
    • An electrode assembly for an apparatus for and a method of trans-surface molecular delivery, including a non-conductive carrier having a proximal surface, a distal surface, and a plurality of through holes from the proximal surface to the distal surface, a first electrode disposed on at least a portion of the distal surface and extending through at least a portion of the plurality of through holes and onto at least a portion of the proximal surface, a second electrode disposed on at least a portion of the proximal surface and in closely spaced relation with the first electrode for engaging a tissue surface through which to apply an electric field, and an insulating barrier that is disposed on at least a portion of the proximal surface of the carrier between the first electrode and the second electrode.
    • 一种用于反式表面分子传递的装置和方法的电极组件,包括具有近端表面,远端表面和从近端表面到远端表面的多个通孔的非导电载体,第一电极 设置在所述远端表面的至少一部分上并且延伸穿过所述多个通孔的至少一部分并且延伸到所述近端表面的至少一部分上,第二电极,设置在所述近端表面的至少一部分上并且紧密地 与用于接合施加电场的组织表面的第一电极间隔开的关系;以及设置在第一电极和第二电极之间的载体近端表面的至少一部分上的绝缘屏障。
    • 10. 发明授权
    • Flow-through electroporation system for ex vivo gene therapy
    • 用于离体基因治疗的流通电穿孔系统
    • US06746441B1
    • 2004-06-08
    • US09470567
    • 1999-12-22
    • Gunter A. HofmannDietmar Rabussay
    • Gunter A. HofmannDietmar Rabussay
    • A61M3100
    • A61N1/327A61N1/306A61N1/325C12M35/02
    • A method and apparatus for introducing a preselected molecule into a living cell by contacting the cell with the preselected molecule and applying a multiple series of electrical pulses to the cell. The method can be utilized ex vivo. The multiple electrical pulses generate rotating electric fields which introduce transient pores in the living cell without killing the cell. The rotating electric fields are provided in a flow through chamber apparatus having more than two electrodes. A three-step pulse process, e.g. collection, electroporation, electrophoresis, is used to introduce the preselected molecule into the cell. A mechanical means of repositioning cells between successive pulses is also provided. The apparatus can also provide a means to pulse cells at different temperatures and then after pulsing, let the cells recover for a specified residence time at another temperature.
    • 一种通过使细胞与预选分子接触并向细胞施加多系列电脉冲将预选分子引入活细胞的方法和装置。 该方法可以离体使用。 多个电脉冲产生旋转电场,其在活细胞中引入瞬时孔而不杀死细胞。 旋转电场设置在具有多于两个电极的流通室装置中。 三步脉冲处理,例如 收集,电穿孔,电泳,用于将预选分子引入细胞。 还提供了在连续脉冲之间重新定位电池的机械装置。 该装置还可以提供在不同温度下脉冲细胞的手段,然后在脉冲之后,让细胞在另一个温度恢复指定的停留时间。