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    • 2. 发明授权
    • Measuring device and its use
    • 测量装置及其用途
    • US06198869B1
    • 2001-03-06
    • US09308096
    • 1999-05-17
    • Gerolf KrausMichael PawlakGert Ludwig DuveneckPeter OroszlanAndreas HelgAlfredo Emilio Bruno-Raimondi
    • Gerolf KrausMichael PawlakGert Ludwig DuveneckPeter OroszlanAndreas HelgAlfredo Emilio Bruno-Raimondi
    • G01N2100
    • G01N21/648G01N21/05G01N21/7703G01N2021/0346
    • A device comprising a planar optical waveguide, consisting of a transparent carrier (40) and a wave-guiding layer (41), wherein the waveguide at least has a diffractive element (42) for coupling excitation radiation into the wave-guiding layer, and there is located on the wave-guiding layer a further, tightly sealing layer (43) made from a material which, at least at the support surface, is transparent both to the excitation radiation and to the evanescently excited radiation at least to the penetration depth of the evanescent field, and which, for an analysis sample, has, at least in a partial region of the guided excitation radiation, a cavity (45) which is open to the upper side or a cavity (6) which is closed to the upper side and connected by means of an inflow channel (2) and an outflow channel (3), the depth of the cavity corresponding at least to the penetration depth of the evanescent field, and wherein the diffractive element (42) is fully covered by the material of the layer (43) at least in the coupling-in region of the excitation radiation.
    • 一种包括由透明载体(40)和波导层(41)组成的平面光波导的装置,其中所述波导至少具有用于将激发辐射耦合到波导层中的衍射元件(42),以及 位于波导层上的另一紧密密封层(43)由材料制成,所述材料至少在支撑表面上对于激发辐射和至少到穿透深度的消逝的辐射是透明的 ,并且对于分析样本,至少在被引导的激发辐射的部分区域中具有向上侧敞开的空腔(45)或与所述空腔(6)关闭的空腔(6),所述空腔 上侧并且通过流入通道(2)和流出通道(3)连接,所述空腔的深度至少对应于所述ev逝场的穿透深度,并且其中所述衍射元件(42)完全被 层的材料 (43)至少在激发辐射的耦合区域中。
    • 6. 发明申请
    • Grating waveguide structure for multi-analyte determinations and the use thereof
    • 用于多分析物测定的光栅波导结构及其用途
    • US20090054263A1
    • 2009-02-26
    • US12222212
    • 2008-08-05
    • Michael PawlakMarkus EhratGert Ludwig DuveneckMartin Andreas Bopp
    • Michael PawlakMarkus EhratGert Ludwig DuveneckMartin Andreas Bopp
    • C40B30/10C40B60/12
    • G01N21/7743G01N33/54373
    • The invention relates to variable embodiments of a grating waveguide structure which enables to determine locally resolved changes of the resonance conditions for the incoupling of an excitation light into the waveguiding layer (a) of a stratified optical waveguide by means of a grating structure (c) modulated in said layer (a) or for outcoupling of a light guided in layer (a). The inventive system comprises arrays of measurement areas produced on the grating waveguide structure having different immobilized biological or biochemical or synthetic recognition elements for simultaneously binding and determining one or more analytes, wherein said excitation light is simultaneously irradiated onto an entire array of measurement areas, and the degree of satisfaction of the resonance condition for the incoupling of light into the layer (a) towards said measurement areas is simultaneously measured. The invention also relates to an optical system comprising at least one excitation light source and at least one locally resolving detector and, optionally, positioning elements for altering the angle of incidence of the excitation light onto the inventive grating waveguide structure. The invention additionally relates to a corresponding measuring method and to the use thereof. Surprisingly, it has been found that the inventive method is well-suited as an imaging detection method with high local resolution and sensitivity.
    • 本发明涉及光栅波导结构的可变实施例,其能够通过光栅结构(c)确定激发光进入分层光波导的波导层(a)的谐振条件的局部解析变化, 在所述层(a)中调制或者在层(a)中引导的光的外耦合。 本发明的系统包括在光栅波导结构上产生的具有不同的固定的生物或生物化学或合成识别元件的测量区域的阵列,用于同时结合和确定一种或多种分析物,其中所述激发光同时照射到整个测量区域阵列上,以及 同时测量对于朝向所述测量区域将光耦合到层(a)中的共振条件的满足程度。 本发明还涉及一种光学系统,其包括至少一个激发光源和至少一个局部分辨检测器以及可选地用于将激发光的入射角改变到本发明的光栅波导结构上的定位元件。 本发明还涉及相应的测量方法及其用途。 令人惊讶的是,已经发现本发明的方法非常适合作为具有高的局部分辨率和灵敏度的成像检测方法。
    • 9. 发明授权
    • Kit and method for determining a plurality of analytes
    • 用于确定多种分析物的试剂盒和方法
    • US07396675B2
    • 2008-07-08
    • US10296851
    • 2001-05-25
    • Michael PawlakEginhard SchickAndreas Peter AbelGert Ludwig DuveneckMarkus EhratGerhard Matthias KresbachEveline Schürmann-MaderMartin Andreas Bopp
    • Michael PawlakEginhard SchickAndreas Peter AbelGert Ludwig DuveneckMarkus EhratGerhard Matthias KresbachEveline Schürmann-MaderMartin Andreas Bopp
    • G01N33/543G01N33/551
    • G01N21/6452B01L3/5085G01N21/648G01N33/54373G01N2021/6441G01N2021/6482Y10S435/808Y10S435/975Y10S436/805Y10S436/808
    • The invention is related to different embodiments of a kit for the simultaneous qualitative and/or quantitative determination of a multitude of analytes comprising a sensor platform comprising an optical thin-film waveguide with a layer (a) transparent at least at an excitation wavelength on a layer (b) with lower refractive index than layer (a), also transparent at least at said excitation wavelength, and at least one grating structure (c) modulated in said layer (a), for the incoupling of said excitation light into layer (a), at least one array of biological or biochemical or synthetic recognition elements immobilized in discrete measurement areas (d) directly or by means of an adhesion-promoting layer on layer (a), for specific recognition and/or binding of said analytes and/or for specific interaction with said analytes, means for laterally resolved referencing of the excitation light intensity available in the measurement areas, and optionally means for the calibration of one or more luminescences generated in the near-field of layer (a) as a consequence of the binding of one or more analytes or of the specific interaction with one or more analytes, wherein a liquid sample to be analyzed for said analytes is brought into contact with said measurement areas on said sensor platform either directly or after mixture with further reagents. The invention is also related to analytical systems based on a kit according to the invention and to methods for the determination of one or more analytes, based on said kit, and to use thereof.
    • 本发明涉及用于同时定性和/或定量测定大量分析物的试剂盒的不同实施方案,其包括传感器平台,所述传感器平台包括具有至少在激发波长上透明的层(a)的光学薄膜波导 至少在所述激发波长下透明的至少一个光栅结构(c),用于将所述激发光转换成层(a)的至少一个光栅结构(c) a),直接或通过层(a)上的粘附促进层固定在离散测量区域(d)中的生物或生化或合成识别元件的至少一个阵列,用于特异性识别和/或结合所述分析物和 /或用于与所述分析物的特异性相互作用,用于横向分辨参考测量区域中可用的激发光强度的装置,以及可选地用于校准一个或多个 由于一种或多种分析物的结合或与一种或多种分析物的特异性相互作用的结合而在层(a)的近场产生的矿物发光,其中待分析的液体样品与所述分析物接触 所述测量区域在所述传感器平台上直接或与其它试剂混合之后。 本发明还涉及基于根据本发明的试剂盒的分析系统和基于所述试剂盒测定一种或多种分析物的方法及其用途。