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    • 1. 发明授权
    • Process and device for carrying out fluorescence immunoassays
    • 用于进行荧光免疫测定的方法和装置
    • US06440748B1
    • 2002-08-27
    • US09530505
    • 2000-07-18
    • Andreas KaterkampUlrich KunzFrank GraweGöran Key
    • Andreas KaterkampUlrich KunzFrank GraweGöran Key
    • G01N2100
    • G01N21/648G01N21/6428G01N21/7703G01N2021/6419G01N2021/6441G01N2021/7709G01N2021/7786Y10S435/808Y10S436/805
    • The invention concerns a device and a method for carrying out fluorescence immunoassays, wherein from at least one light source light is directed onto a surface at one end of a light waveguide and with the light coupled into the light waveguide by evanescent field excitation at the surface of the light waveguide fluorescence of at least one labelling substance bound to a chemical or biochemical partner of a general receptor-ligand system is excited. The solution according to the invention is here to provide a possible way of carrying out fluorescence immunoassays with high accuracy of measurement at low cost and within a short time. To achieve this object, the fluorescent light is decoupled from the light waveguide and directed via an optical system onto an optical detector with which the intensity of the fluorescent light is measured. Here the light waveguide is held in a measuring chamber formed in a piston of a piston and cylinder unit, and the measuring chamber is connected to the interior of the cylinder by an inlet formed in the piston.
    • 本发明涉及用于进行荧光免疫测定的装置和方法,其中从至少一个光源光引导到光波导的一端的表面上,并且通过在表面处的ev逝场激发耦合到光波导中的光 激发了与一般受体 - 配体体系的化学或生物化学配偶体结合的至少一种标记物质的光波导荧光。 本发明的解决方案在此提供以低成本和短时间内具有高精度测量的荧光免疫测定的可能方式。 为了实现该目的,荧光从光波导解耦并通过光学系统被引导到测量荧光的强度的光学检测器上。 这里,光波导保持在形成在活塞和气缸单元的活塞中的测量室中,并且测量室通过形成在活塞中的入口连接到气缸的内部。