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    • 1. 发明申请
    • ANALYTICAL TEST STRIP WITH ISOLATED BODILY FLUID PHASE-SHIFT AND ANALYTE DETERMINATION SAMPLE CHAMBERS
    • 分离体液相分析仪和分析测定样品分析仪的分析测试条
    • WO2013045952A1
    • 2013-04-04
    • PCT/GB2012/052425
    • 2012-10-01
    • LIFESCAN SCOTLAND LIMITEDMcCOLL, DavidSMITH, AntonyWHYTE, LynseyWHITEHEAD, NeilDARLING, Ramsay
    • McCOLL, DavidSMITH, AntonyWHYTE, LynseyWHITEHEAD, NeilDARLING, Ramsay
    • G01N27/327
    • G01N27/3272
    • An analytical test strip ("ATS") for use with a hand-held test meter in the determination of an analyte in a bodily fluid sample includes an electrically insulting substrate (102), a first patterned conductor layer (104) disposed on the electrically insulating substrate and having a working electrode (128a, 128b) and a reference electrode (130). The ATS also includes an enzymatic reagent layer (106) disposed on the working electrode, a first patterned spacer layer (108) disposed over the first patterned conductor layer and defining both a first sample-receiving channel (112) and an analyte determination sample chamber (114) within the ATS, and a second patterned spacer layer (110) disposed over the first patterned spacer layer and defining at least a second sample-receiving channel (120). The ATS further includes a bodily fluid phase-shift sample chamber (116) in fluidic communication with the second sample-receiving channel. The first sample-receiving channel (112) and analyte determination sample chamber (114) are isolated from the second sample-receiving channel (120) and bodily fluid phase-shift sample chamber (116).
    • 在用于测定体液样品中的分析物的手持测试仪中使用的分析测试条(“ATS”)包括电绝缘基底(102),设置在电液体上的第一图案化导体层(104) 绝缘基板并具有工作电极(128a,128b)和参考电极(130)。 ATS还包括设置在工作电极上的酶试剂层(106),设置在第一图案化导体层之上的第一图案化间隔层(108),并且限定第一样品接收通道(112)和分析物确定样品室 (114),以及设置在所述第一图案化间隔层上并且限定至少第二样品接收通道(120)的第二图案化间隔层(110)。 ATS还包括与第二样品接收通道流体连通的体液相移样品室(116)。 第一样品接收通道(112)和分析物确定样品室(114)与第二样品接收通道(120)和体液相移样品室(116)隔离。
    • 4. 发明申请
    • ELECTROCHEMICAL-BASED ANALYTICAL TEST STRIP WITH FILL-SPEED CONFIGURED REAGENT LAYER
    • 基于电化学的分析测试条带快速配置的试剂层
    • WO2013117924A1
    • 2013-08-15
    • PCT/GB2013/050275
    • 2013-02-06
    • LIFESCAN SCOTLAND LIMITED
    • WHITEHEAD, NeilPHILLIPS, StuartMORRIS, DavidMCILRATH, RamsayMACLEOD, RobertWHYTE, LynseyCAMPBELL, KarnDARLING, RamsayMCLAREN, JamesBAIN, Russell
    • C12Q1/00
    • C12Q1/001C12Q1/006
    • An electrochemical-based analytical test strip ("EBAT") for the determination of an analyte in a bodily fluid sample includes an electrically insulating substrate layer with a distal end and a patterned conductor layer that is disposed over the electrically-insulating substrate layer and has a working electrode ("WE") and a counter/reference electrode ("C/RE"). The EBAT also includes a patterned insulation layer with an electrode exposure window configured to expose a WE exposed portion and a C/RE exposed portion, an enzymatic reagent layer; and a patterned spacer layer. In addition, the patterned insulation layer and the patterned spacer layer define a sample receiving chamber with a sample-receiving opening at the distal end of the electrically insulating substrate layer and that extends across the WE exposed portion and the C/RE exposed portion. Furthermore, the enzymatic reagent layer is disposed over the working electrode and counter/reference electrode exposed portions and extends no more than 400µm toward the sample-receiving opening.
    • 用于测定体液样品中的分析物的基于电化学的分析测试条(“EBAT”)包括具有远端的电绝缘基底层和布置在电绝缘基底层上的图案化导体层,并且具有 工作电极(“WE”)和计数器/参考电极(“C / RE”)。 EBAT还包括具有电极曝光窗口的图案化绝缘层,其被配置为暴露WE暴露部分和C / RE暴露部分,酶试剂层; 和图案化间隔层。 此外,图案化绝缘层和图案化间隔层限定了在电绝缘基底层的远端处具有样品接收开口并且穿过WE暴露部分和C / RE暴露部分延伸的样品接收室。 此外,酶试剂层设置在工作电极和对置/参比电极暴露部分上方,朝向样品接收开口延伸不超过400μm。
    • 6. 发明申请
    • ELECTROCHEMICAL-BASED ANALYTICAL TEST STRIP WITH INTERSECTING SAMPLE-RECEIVING CHAMBERS
    • 基于电化学分析测试条带接口采样样品
    • WO2013190072A1
    • 2013-12-27
    • PCT/EP2013/062950
    • 2013-06-20
    • LIFESCAN SCOTLAND LIMITED
    • WHYTE, LynseySLOSS, ScottWHITEHEAD, NeilMCCOLL, DavidSMITH, Antony
    • C12Q1/00
    • G01N27/327C12Q1/004C12Q1/006
    • An electrochemical-based analytical test strip for the determination of an analyte (such as glucose) in a bodily fluid sample (for example, a whole blood sample) and/or a characteristic of the bodily fluid sample (for example, hematocrit) includes a first sample-receiving chamber with first and second sample-application openings, and first and second electrodes. The first and second electrodes are disposed in the first sample-receiving chamber between the first and second sample-application openings. The electrochemical-based analytical test strip also includes a second sample-receiving chamber and a plurality of electrodes disposed in the second sample-receiving chamber. In addition, the second sample-receiving chamber intersects the first sample-receiving chamber between the first and second electrodes, thereby defining a chamber intersection.
    • 用于测定体液样品(例如全血样品)中的分析物(例如葡萄糖)和/或体液样品的特性(例如,血细胞比容)的基于电化学的分析测试条包括 第一样品接收室,其具有第一和第二样品施加开口,以及第一和第二电极。 第一和第二电极设置在第一和第二样品施加开口之间的第一样品接收室中。 基于电化学的分析测试条还包括第二样品接收室和设置在第二样品接收室中的多个电极。 此外,第二样本接收室在第一和第二电极之间与第一样本接收室相交,由此限定腔室交叉。
    • 7. 发明申请
    • END-FILL ELECTROCHEMICAL-BASED ANALYTICAL TEST STRIP WITH PERPENDICULAR INTERSECTING SAMPLE-RECEIVING CHAMBERS
    • 基于电化学的电泳分析测试条带连续采样样品接收器
    • WO2015197645A1
    • 2015-12-30
    • PCT/EP2015/064151
    • 2015-06-23
    • LIFESCAN SCOTLAND LIMITED
    • COOPER, AlexanderSMITH, AntonyWHYTE, LynseyWHITEHEAD, NeilMCCOLL, DavidGUTHRIE, BrianLLOYD, TimothyMASSARI, RossanoFORLANI, Christian
    • G01N27/327
    • G01N27/327B01L2300/0645G01N27/3272G01N31/164G01N33/0031G01N2030/645
    • An electrochemical-based analytical test strip for the determination of an analyte (such as glucose) in a bodily fluid sample (for example, a whole blood sample) and/or a characteristic of the bodily fluid sample (e.g., hematocrit) includes a sample-entry chamber with a sample-application opening disposed on an end edge of the electrochemical-based analytical test strip, and first and second sample-determination chambers, each in direct fluidic communication with the sample-entry chamber. The electrochemical-based analytical test strip also includes first and second electrodes (such as first and second hematocrit electrodes) disposed in the first sample-determination chamber, and a third and fourth electrodes (for example working and reference electrodes) disposed in the second sample-determination chamber. Moreover, the first and second sample-determination chambers intersect the sample-entry chamber perpendicular (or nearly perpendicular) to one another and the first sample-determination chamber also intersects the sample-entry chamber in an aligned manner. The test strip can also include a shield electrode disposed in the sample-entry chamber, wherein the shield electrode is in electrical communication with one of the at least third electrode and fourth electrode.
    • 用于测定体液样品(例如全血样品)中的分析物(例如葡萄糖)和/或体液样品的特征(例如,血细胞比容)的基于电化学的分析测试条包括样品 具有设置在基于电化学的分析测试条的端部边缘上的样品施加开口的第一和第二样品室,以及与样品入口室直接流体连通的第一和第二样品测定室。 基于电化学的分析测试条还包括设置在第一样品测定室中的第一和第二电极(例如第一和第二血细胞比容电极)和设置在第二样品中的第三和第四电极(例如工作和参考电极) 测定室。 此外,第一和第二样品确定室将样品入口室彼此垂直(或几乎垂直)相交,并且第一样品测定室也以对准的方式与样品入口室相交。 测试条还可以包括设置在样本入口室中的屏蔽电极,其中屏蔽电极与至少第三电极和第四电极中的一个电连通。
    • 8. 发明申请
    • METHODS AND SYSTEMS TO DETERMINE FILL DIRECTION AND FILL ERROR IN ANALYTE MEASUREMENTS
    • 用于确定分析仪测量中的填充方向和填充错误的方法和系统
    • WO2014135623A1
    • 2014-09-12
    • PCT/EP2014/054322
    • 2014-03-06
    • LIFESCAN SCOTLAND LIMITED
    • SMITH, AntonyWHITEHEAD, NeilWHYTE, Lynsey
    • G01N27/327B01L3/00
    • G01N27/3274B01L3/502715B01L2200/04B01L2200/10B01L2200/143B01L2300/0825B01L2400/0406G01N27/3273
    • Various embodiments for methods and systems that allow for detecting of a direction in which a sample is flowing towards a plurality of electrodes and detecting a fill error of an electrochemical test strip (100). This includes monitoring the working electrodes (8,9,10,12,14,15) such that it is possible to determine fill direction/ location by determining which electrode breaches a predetermined threshold first. This applies to systems with a plurality of electrodes in a number of orientations. Further, for systems which have analyte measurements along with physical characteristic measurement, it is also possible to achieve the same objectives by determining when each measurement (analyte measurement versus physical characteristic measurement) happens relative to the other. For test strips which can be filled from either side, the role of any electrode can change depending on the determination of fill direction. A measurement electrode can double up as a fill detect/full sufficiency electrode if it is determined that based on fill direction this electrode is now the last electrode in the chamber.
    • 允许检测样品朝向多个电极流动的方向并检测电化学测试条(100)的填充误差的方法和系统的各种实施例。 这包括监视工作电极(8,9,10,12,14,15),使得可以通过确定哪个电极首先违反预定阈值来确定填充方向/位置。 这适用于具有多个取向的多个电极的系统。 此外,对于具有分析物测量以及物理特性测量的系统,还可以通过确定何时每次测量(分析物测量与物理特性测量)相对于另一测量发生相同的目标。 对于可以从任一侧填充的测试条,任何电极的作用可以根据填充方向的确定而改变。 如果确定基于填充方向,该电极现在是腔室中的最后一个电极,则测量电极可以作为填充检测/充足电极倍增。
    • 9. 发明公开
    • END-FILL ELECTROCHEMICAL-BASED ANALYTICAL TEST STRIP WITH PERPENDICULAR INTERSECTING SAMPLE-RECEIVING CHAMBERS
    • 具有垂直相互作用样品接收室的端部充满电化学分析测试条
    • EP3161471A1
    • 2017-05-03
    • EP15730802.4
    • 2015-06-23
    • Lifescan Scotland Limited
    • COOPER, AlexanderSMITH, AntonyWHYTE, LynseyWHITEHEAD, NeilMCCOLL, DavidGUTHRIE, BrianLLOYD, TimothyMASSARI, RossanoFORLANI, Christian
    • G01N27/327
    • G01N27/327B01L2300/0645G01N27/3272G01N31/164G01N33/0031G01N2030/645
    • An electrochemical-based analytical test strip for the determination of an analyte (such as glucose) in a bodily fluid sample (for example, a whole blood sample) and/or a characteristic of the bodily fluid sample (e.g., hematocrit) includes a sample-entry chamber with a sample-application opening disposed on an end edge of the electrochemical-based analytical test strip, and first and second sample-determination chambers, each in direct fluidic communication with the sample-entry chamber. The electrochemical-based analytical test strip also includes first and second electrodes (such as first and second hematocrit electrodes) disposed in the first sample-determination chamber, and a third and fourth electrodes (for example working and reference electrodes) disposed in the second sample-determination chamber. Moreover, the first and second sample-determination chambers intersect the sample-entry chamber perpendicular (or nearly perpendicular) to one another and the first sample-determination chamber also intersects the sample-entry chamber in an aligned manner. The test strip can also include a shield electrode disposed in the sample-entry chamber, wherein the shield electrode is in electrical communication with one of the at least third electrode and fourth electrode.
    • 用于测定体液样品(例如全血样品)中的分析物(例如葡萄糖)和/或体液样品(例如血细胞比容)的特征的基于电化学的分析测试条包括样品 具有设置在基于电化学的分析测试条的端部边缘上的样品施加开口的第一样品室和第二样品测定室,第一和第二样品测定室均与样品进入室直接流体连通。 基于电化学的分析测试条还包括设置在第一样品确定室中的第一和第二电极(例如第一和第二血细胞比容电极)以及设置在第二样品中的第三和第四电极(例如工作和参考电极) - 测定室。 此外,第一和第二样本确定室彼此垂直(或几乎垂直)与样本进入室相交,并且第一样本确定室也与样本进入室以对齐的方式相交。