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    • 83. 发明申请
    • Method for determining an analyte in a bodily fluid sample
    • 用于测定体液样品中分析物的方法
    • US20080101984A1
    • 2008-05-01
    • US11591316
    • 2006-10-31
    • Selwayan SainiMarco Fabio CardosiLeanne MillsStephen Patrick Blythe
    • Selwayan SainiMarco Fabio CardosiLeanne MillsStephen Patrick Blythe
    • G01N21/76
    • G01N21/69G01N21/76G01N2021/6439
    • A method for the determination of an analyte in a bodily fluid sample includes transferring a bodily fluid sample (such as a whole blood sample) to a sample chamber of an analytical test strip. The analytical test strip to which the bodily fluid sample is transferred has a substrate layer, an electroluminescent module disposed on the substrate layer and in optical communication with the sample chamber, and a fluorophore-containing photometric enzymatic reagent disposed within the sample chamber. In addition, the electroluminescent module is configured to emit light that facilitates a fluorescent chemical reaction sequence involving the fluorophore-containing photometric enzymatic reagent and the analyte. The method also includes exposing the fluorophore-containing photometric enzymatic reagent to the bodily fluid sample and to light emitted from the electroluminescent module such that photons are emitted from the fluorophore-containing photometric enzymatic reagent via a fluorescent chemical reaction sequence. Moreover, the method includes detecting the photons with a photodetector.
    • 用于测定体液样品中的分析物的方法包括将体液样品(例如全血样品)转移到分析测试条的样品室。 体液样本被转移到的分析测试条具有衬底层,设置在衬底层上并与样品室光学连通的电致发光模块,以及置于样品室内的含荧光团的光度测定试剂。 此外,电致发光模块被配置为发射促进包含含荧光团的光度测定酶试剂和分析物的荧光化学反应序列的光。 该方法还包括将含荧光团的光度测试酶试剂暴露于体液样品和从电致发光模块发射的光,使得通过荧光化学反应顺序从含荧光团的光度测定酶试剂发射光子。 此外,该方法包括用光电检测器检测光子。
    • 85. 发明申请
    • ATMOSPHERIC PRESSURE, GLOW DISCHARGE, OPTICAL EMISSION SOURCE FOR THE DIRECT SAMPLING OF LIQUID MEDIA
    • 大气压力,玻璃放电,液体介质的直接采样光源排放源
    • US20050012038A1
    • 2005-01-20
    • US10622187
    • 2003-07-17
    • R. MarcusW. Davis
    • R. MarcusW. Davis
    • G01J3/10G01N21/67G01N21/69H01J49/12G01J3/30
    • G01N21/67G01J3/10G01N21/69H01J49/00
    • A glow discharge optical emission spectroscopy (GD-OES) source operates at atmospheric pressure. One of the discharge electrodes of the device is formed by an electrolytic solution 27 containing the analyte specimen. The passage of electrical current (either electrons or positive ions) across the solution/gas phase interface causes local heating and the volatilization of the analyte species. Collisions in the discharge region immediately above the surface of the solution results in optical emission that is characteristic of the analyte elements. The device uses the analyte solution as either the cathode or anode. Operating parameters depend on the electrolyte concentration (i.e. solution conductivity) and the gap 35 between the solution surface and the counter electrode. Typical conditions include discharge currents of about 30 to about 60 mA and potentials of about 200 to about 1000 volts. Electrolyte solutions of pH, pNa or pLi values of about 0.5 to about 2 and interelectrode gaps of about 0.5 to about 3 mm produce stable plasmas where the analyte solutions are totally consumed at flow rates of up to about 2.0 mL/min.
    • 辉光放电光发射光谱(GD-OES)源在大气压下工作。 器件的放电电极之一由含有分析物样品的电解液27形成。 通过溶液/气相界面的电流(电子或正离子)通过导致局部加热和分析物种的挥发。 在溶液表面正上方的放电区域中的碰撞导致分析物质特征的光发射。 该设备使用分析物溶液作为阴极或阳极。 操作参数取决于电解质浓度(即溶液电导率)和溶液表面和对电极之间的间隙35。 典型的条件包括约30至约60mA的放电电流和约200至约1000伏特的电位。 约0.5至约2的pH值,pNa值或pLi值的电解质溶液约为0.5至约3毫米的电极间隙产生稳定的等离子体,其中分析物溶液以高达约2.0毫升/分钟的流速完全消耗。
    • 86. 发明申请
    • Electrochemiluminescence flow cell and flow cell components
    • 电化学发光流通池和流通池组件
    • US20040090168A1
    • 2004-05-13
    • US10600164
    • 2003-06-19
    • Sudeep M. KumarJosephus Marinus OttenCharles Quentin DavisHans Biebuyck
    • H01J063/04
    • G01N33/5438G01N21/69G01N21/76G01N33/582G01N2021/0389
    • An electrochemiluminescence cell comprising an electrode capable of inducing an electrochemiluminescence-active species to electrochemiluminesce. The electrode is preferably made of rhodium, iridium or an alloy of platinum, rhodium or iridium alloyed with an alloy material comprising a transition element. The electrode may be used as counter electrode and/or as a working electrode in the electrochemiluminescence cell. The cell preferably includes a counter electrode and a support attached to the counter electrode. The support comprises a transparent portion in optical registration with the working electrode. The counter electrode may include one or more field extending elements interposed between the transparent portion and the working electrode. The field extending element is preferably a ladder or a grid.
    • 一种电化学发光电池,其包括能够将电化学发光活性物质引入电化学发光的电极。 电极优选由铑,铱或与包含过渡元素的合金材料合金化的铂,铑或铱的合金制成。 电极可以用作电化学发光单元中的对电极和/或作为工作电极。 电池优选包括反电极和附接到对电极的支撑体。 支撑件包括与工作电极对准的透明部分。 对电极可以包括插入在透明部分和工作电极之间的一个或多个场延伸元件。 场延伸元件优选地是梯子或栅格。
    • 88. 发明申请
    • Atmospheric pressure, glow discharge, optical emission source for the direct sampling of liquid media
    • 大气压力,辉光放电,用于液体介质直接取样的光发射源
    • US20040026616A1
    • 2004-02-12
    • US10636177
    • 2003-08-07
    • R. Kenneth MarcusW. Clay Davis
    • H01J049/10G01N021/68
    • G01N21/67G01N21/69
    • A glow discharge spectroscopy (GDS) source operates at atmospheric pressure. One of the discharge electrodes of the device is formed by an electrolytic solution 27 containing the analyte specimen. The passage of electrical current (either electrons or positive ions) across the solution/gas phase interface causes local heating and the volatilization of the analyte species. Collisions in the discharge region immediately above the surface of the solution results in optical emission and ionization that are characteristic of the analyte elements. As such, these analyte elements can be identified and quantified by optical emission spectroscopy (OES) or mass spectrometry (MS). The device uses the analyte solution as either the cathode or anode. Operating parameters depend on the electrolyte concentration (i.e. solution conductivity) and the gap 35 between the solution surface and the counter electrode. Typical conditions include discharge currents of about 10 to about 60 mA and potentials of about 200 to about 1000 volts. Electrolyte solutions of pH, pNa or pLi values of about 0.5 to about 2 and interelectrode gaps of about 0.5 to about 3 mm produce stable plasmas where the analyte solutions are totally consumed at flow rates of up to about 2.0 mL/min.
    • 辉光放电光谱(GDS)源在大气压下工作。 器件的放电电极之一由含有分析物样品的电解液27形成。 通过溶液/气相界面的电流(电子或正离子)通过导致局部加热和分析物种的挥发。 在溶液表面正上方的放电区域中的碰撞导致作为分析物元件特征的光发射和电离。 因此,可以通过光发射光谱(OES)或质谱(MS)鉴定和量化这些分析物质。 该设备使用分析物溶液作为阴极或阳极。 操作参数取决于电解质浓度(即溶液电导率)和溶液表面和对电极之间的间隙35。 典型的条件包括约10至约60mA的放电电流和约200至约1000伏特的电位。 约0.5至约2的pH值,pNa值或pLi值的电解质溶液约为0.5至约3毫米的电极间隙产生稳定的等离子体,其中分析物溶液以高达约2.0毫升/分钟的流速完全消耗。
    • 90. 发明授权
    • Electrochemoluminescent detector
    • 电化学发光检测器
    • US06509195B1
    • 2003-01-21
    • US09445663
    • 2000-03-02
    • Nico De RooijGiovanni C. FiaccabrinoMilena Koudelka-Hep
    • Nico De RooijGiovanni C. FiaccabrinoMilena Koudelka-Hep
    • G01N2176
    • G01N21/69G01N21/76
    • Electrochemoluminescent detector for analyzing a biochemical or biological substance, comprising at least a cell (11, 12) generating and detecting the electrogenerated chemoluminescence, which includes: at least a working electrode (16, 17) produced on a substrate (20); electric power supply (13) connected to the electrode; a photodiode (14) detecting the light generated by electrochemoluminescence; and a device for measuring the signal delivered by the photodiode. The photodiode (14) is produced by being integrated in the substrate (20). The cell comprises two interdigital working electrodes protected by a passivation layer (18) leaving part of their top surface in contact with outside. An intermediate layer (19) of dielectric material is inserted between the electrodes and the substrate (20).
    • 用于分析生物化学或生物物质的电化学发光检测器,至少包括产生和检测电生化发光的细胞(11,12),其包括:至少在衬底(20)上产生的工作电极(16,17); 电源(13)连接到电极; 检测由电化学发光产生的光的光电二极管(14); 以及用于测量由光电二极管传递的信号的装置。 光电二极管(14)通过集成在基板(20)中来制造。 电池包括由钝化层(18)保护的两个叉指工作电极,使其顶表面的一部分与外部接触。 介电材料的中间层(19)插入在电极和基板(20)之间。