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    • 9. 发明申请
    • METHOD AND APPARATUS FOR THE DISCRETIZATION AND MANIPULATION OF SAMPLE VOLUMES
    • 用于样品体积的分离和操作的方法和设备
    • WO2010019388A3
    • 2010-05-14
    • PCT/US2009052299
    • 2009-07-30
    • UNIV WASHINGTONCHIU DANIEL TCOHEN DAWN EJEFFRIES GAVIN D M
    • CHIU DANIEL TCOHEN DAWN EJEFFRIES GAVIN D M
    • G01N33/48G01N35/00
    • B01L3/502B01L3/502784B01L7/52B01L2200/0642B01L2200/0673B01L2300/0877B01L2300/0883B01L2300/165B01L2300/1827B01L2300/1861B01L2400/0439B01L2400/0633G01N35/08G01N35/10G01N2035/00356G01N2035/1032G01N2035/1034
    • Embodiments of the present invention relate to methods and apparatuses for the discretization and manipulation of sample volumes that is simple, robust, and versatile. It is a fluidic device that partitions a sample by exploiting the interplay between fluidic forces, interfacial tension, channel geometry, and the final stability of the formed droplet and/or discretized volume. These compartmentalized volumes allow for isolation of samples and partitioning into a localized array that can subsequently be manipulated and analyzed. The isolation of the discretized volumes along with the device's inherent portability render our invention versatile for use in many areas, including but not limited to PCR, digital PCR, biological assays for diagnostics and prognostics, cancer diagnosis and prognosis, high throughput screening, single molecule and single cell reactions or assays, the study crystallization and other statistical processes, protein crystallization, drug screening, environmental testing, and the coupling to a wide range of analytical detection techniques for biomedical assays and measurements. The minimal fluid interconnects and simple flow geometry makes the device easy to use and implement, economical to fabricate and operate, and robust in its operations.
    • 本发明的实施例涉及用于对样本体积进行离散化和操纵的方法和装置,其简单,稳健且通用。 它是一种流体装置,它通过利用流体力,界面张力,通道几何形状以及形成的液滴和/或离散体积的最终稳定性之间的相互作用来分隔样品。 这些划分的体积允许分离样品并划分为局部阵列,随后可以进行操作和分析。 离散化体积的分离以及设备的固有可移植性使得我们的发明多用于许多领域,包括但不限于PCR,数字PCR,用于诊断和预测的生物测定,癌症诊断和预后,高通量筛选,单分子 和单细胞反应或测定,研究结晶和其他统计过程,蛋白质结晶,药物筛选,环境测试以及与生物医学分析和测量的各种分析检测技术的耦合。 最小的流体互连和简单的流动几何形状使得该设备易于使用和实施,制造和操作经济并且在其操作中稳健。