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    • 1. 发明申请
    • Biosensor
    • 生物传感器
    • US20050161323A1
    • 2005-07-28
    • US10514236
    • 2002-10-04
    • Byung-Woo BaeHeon-Kwon LeeSung-Dong LeeMi-Joong Kwon
    • Byung-Woo BaeHeon-Kwon LeeSung-Dong LeeMi-Joong Kwon
    • C12Q1/26C12Q1/00G01N33/487G01N27/26
    • C12Q1/001G01N27/3272
    • Disclosed is a biosensor for quantifying a specific substance contained in a biological sample comprising: an electrically insulating base plate; a plurality of lead terminals formed on the base plate; a plurality of lead wires connected to the lead terminals, respectively; an electrode system including two working electrodes and one reference electrode connected to the lead wires, respectively; an insulating layer for insulating the electrodes; an enzyme reaction layer formed on the insulating layer and the electrodes; a spacer formed on the enzyme reaction layer so as to ensure a sufficient space for receiving a sample; and a cover formed on the spacer, wherein the spacer has a sample introduction port opened at one side of the spacer, and the cover has at least one slit for venting air existing in a sample receiving space defined by the spacer and the cover, the slit extending to above the electrodes from one end of the cover.
    • 公开了一种用于定量生物样品中所含特定物质的生物传感器,包括:电绝缘基板; 形成在所述基板上的多个引线端子; 多个引线分别连接到引线端子; 电极系统,分别包括连接到引线的两个工作电极和一个参考电极; 用于绝缘电极的绝缘层; 在所述绝缘层和所述电极上形成的酶反应层; 在酶反应层上形成间隔物,以确保足够的空间用于接收样品; 以及形成在所述间隔件上的盖,其中所述间隔件具有在所述间隔件的一侧开口的样品引入口,并且所述盖具有至少一个狭缝,用于排出存在于由所述间隔件和所述盖限定的样品容纳空间中的空气, 狭缝从盖的一端延伸到电极的上方。
    • 2. 发明授权
    • Biosensor
    • 生物传感器
    • US07070680B2
    • 2006-07-04
    • US10514236
    • 2002-10-04
    • Byung-Woo BaeHeon-Kwon LeeSung-Dong LeeMi-Joong Kwon
    • Byung-Woo BaeHeon-Kwon LeeSung-Dong LeeMi-Joong Kwon
    • G01N27/327
    • C12Q1/001G01N27/3272
    • A biosensor for quantifying a specific substance contained in a biological sample includes an electrically insulating base plate, a plurality of lead terminals formed on the base plate, a plurality of lead wires connected to the lead terminals, respectively, an electrode system including two working electrodes and one reference electrode connected to the lead wires, respectively, an insulating layer that insulates the electrodes, an enzyme reaction layer formed on the insulating layer and the electrodes, a spacer formed on the enzyme reaction layer so as to ensure a sufficient space that receives a sample, and a cover formed on the spacer. Further, the spacer has a sample introduction port opened at one side of the spacer, the cover has at least one slit for venting air existing in a sample receiving space defined by the spacer and the cover, and the slit extends to above the electrodes from one end of the cover.
    • 用于量化生物样品中所含特定物质的生物传感器包括电绝缘基板,形成在基板上的多个引线端子,分别与引线端子连接的多根引线,包括两个工作电极的电极系统 和分别连接到引线的一个参考电极,使电极绝缘的绝缘层,形成在绝缘层上的酶反应层和电极,在酶反应层上形成的间隔物,以确保接收到足够的空间 样品和形成在间隔物上的盖。 此外,间隔件具有在间隔件的一侧开口的样品引入口,盖具有至少一个用于排出存在于由间隔件和盖限定的样品容纳空间中的空气的狭缝,并且狭缝延伸到电极上方 封面的一端。
    • 3. 发明申请
    • Apparatus and method for measuring reaction result of samples on biosensor
    • 用于测量样品在生物传感器上的反应结果的装置和方法
    • US20060163086A1
    • 2006-07-27
    • US10528187
    • 2002-10-04
    • Byung-Woo BaeHeon-Kwon LeeSung-Dong LeeWon-Dong KimJung-Shik SongJin-A Yoo
    • Byung-Woo BaeHeon-Kwon LeeSung-Dong LeeWon-Dong KimJung-Shik SongJin-A Yoo
    • C25C3/02G01N33/487G01N27/26
    • G01N27/3274G01N27/3273
    • Disclosed are an apparatus and a method for determining whether or not a biosensor comprising two working electrodes and one reference electrode is well manufactured, and for rapidly and accurately quantifying a specific substance contained in a biological sample. The method comprises the steps of: sequentially supplying the respective working electrodes with power supply voltage; sequentially detecting the amounts of current flowing in the respective working electrodes by virtue of the supplied power supply voltage; re-supplying the two working electrodes with power supply voltage after a predetermined time to redetect the amounts of current flowing in the respective working electrodes; reading concentrations corresponding to the amounts of current detected from a memory, and calculating an average value from the read concentrations; and checking whether or not the concentrations read from memory are within a predetermined critical range to display an error message or the calculated average value.
    • 公开了一种用于确定包括两个工作电极和一个参比电极的生物传感器是否被良好地制造并且用于快速和准确地定量生物样品中包含的特定物质的装置和方法。 该方法包括以下步骤:向相应的工作电极依次提供电源电压; 通过提供的电源电压依次检测在各个工作电极中流动的电流量; 在预定时间之后将两个工作电极重新供给电源电压以重新检测在各个工作电极中流动的电流量; 读取与存储器检测到的电流量相对应的浓度,并根据读取的浓度计算平均值; 并且检查从存储器读取的浓度是否在预定的临界范围内,以显示错误消息或所计算的平均值。
    • 4. 发明授权
    • Test strip and method for measuring blood cholesterol level using the same
    • 测试条和使用其测量血液胆固醇水平的方法
    • US08377684B2
    • 2013-02-19
    • US12722147
    • 2010-03-11
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • C12M1/34
    • G01N33/526C12Q1/60G01N33/92
    • Disclosed are a test strip and a method for measuring medical data. The test strip comprises an upper cover having one or more application holes; a lower support having one or more detected parts at positions corresponding to detecting units of the measuring apparatus; an erythrocyte and LDL cholesterol-filtering layer designed to filter off both of erythrocytes and LDL cholesterol from an applied blood sample by agglutinating erythrocytes and precipitating LDL cholesterol; and a reaction layer in which the blood sample free of erythrocytes and LDL cholesterol is reacted with an reagent, the filtering layer and the reaction layer being stacked between the lower support and the upper cover. Structured to filter off erythrocytes and low-density lipoprotein (LDL) cholesterol from a blood sample in a single layer, the test strip of the present invention can be made to be slim and allows a low volume of blood to be analyzed.
    • 公开了一种测试条和用于测量医疗数据的方法。 测试条包括具有一个或多个施加孔的上盖; 在与测量装置的检测单元相对应的位置处具有一个或多个检测到的部分的下支撑件; 红细胞和低密度脂蛋白胆固醇过滤层设计用于通过凝集红细胞和沉淀LDL胆固醇从应用的血液样品中过滤掉红细胞和低密度脂蛋白胆固醇; 将没有红细胞和低密度脂蛋白胆固醇的血液样品与试剂反应的反应层,过滤层和反应层堆叠在下支撑体和上盖之间。 结构化从单层血液样品中过滤掉红细胞和低密度脂蛋白(LDL)胆固醇,本发明的测试条可以使其细小,并允许分析低体积的血液。
    • 5. 发明申请
    • METHOD FOR MEASURING GLYCATED HEMOGLOBIN
    • 测量糖化血红蛋白的方法
    • US20120088253A1
    • 2012-04-12
    • US13329689
    • 2011-12-19
    • Byeong-Woo BaeSung-Dong LeeHyong-Soo Kim
    • Byeong-Woo BaeSung-Dong LeeHyong-Soo Kim
    • G01N33/72
    • G01N33/723
    • Provided is a method for measuring glycated hemoglobin. The method includes a hemolysis step of hemolyzing a blood sample with a hemolysate, a reaction step of reacting the hemolyzed blood sample with bead conjugates in which beads are conjugated with glycated hemoglobin binding materials, a first measuring step of measuring the amount of total hemoglobin in blood, an isolation step of isolating normal hemoglobin from the glycated hemoglobin conjugated with the bead conjugates, a second measuring step of measuring the amount of glycated hemoglobin in blood, and a calculation step of calculating the concentration of glycated hemoglobin in the blood sample based on the measured amounts of total hemoglobin and glycated hemoglobin in the blood sample.
    • 提供了测定糖化血红蛋白的方法。 该方法包括使溶血液溶血血液样品的溶血步骤,使溶血的血液样品与珠粒与糖化血红蛋白结合材料共轭的珠缀合物反应的反应步骤,测量总血红蛋白量的第一测量步骤 血液,从与珠缀合物缀合的糖化血红蛋白分离正常血红蛋白的分离步骤,测定血液中糖化血红蛋白量的第二测定步骤,计算血液样品中糖化血红蛋白浓度的计算步骤,基于 血样中总血红蛋白和糖化血红蛋白的测定量。
    • 6. 发明申请
    • Method for Amplification of Signal in Immunochromatographic Assay and Immunochromatographic Kit Using the Method
    • US20110229913A1
    • 2011-09-22
    • US13131711
    • 2008-11-28
    • Byeong-Woo BaeSung-Dong LeeMin-Gon KimYong-Beom ShinJin-Hee JangJi-Hun Shin
    • Byeong-Woo BaeSung-Dong LeeMin-Gon KimYong-Beom ShinJin-Hee JangJi-Hun Shin
    • G01N33/569G01N33/558G01N33/566C12M1/34B82Y99/00
    • G01N33/558G01N33/585
    • The present invention relates to a method for amplifying a signal in an immunochro-matographic assay for high-sensitivity detection of an analyte and an immunochromatographic kit using the method, which amplifies a signal by controlling a flow rate by discrimination between the size of a first indicator and the size of a second indicator. According to an aspect of the present invention, a method for amplifying a signal in an immunochromatographic assay includes: binding a primary conjugate body, which has a first antibody binding specifically to a first epitope of an analyte, a connector, and a first indicator to which the first antibody and the connector are bound, to the analyte; binding the analyte bound to the primary conjugate body to an immobilized second antibody binding specifically to a second epitope of the analyte; and binding a secondary conjugate body, which has a third antibody binding specifically to the connector of the primary conjugate body and a second indicator to which the third antibody is bound, to the connector of the primary conjugate body, wherein the primary conjugate body is disposed nearer to the immobilized second antibody than the secondary conjugate body, and the particle of the second indicator is larger than the particle of the first indicator, so that the secondary conjugate body reaches the immobilized second antibody later than the primary conjugate body. According to another aspect of the present invention, an immunochromatographic kit includes: a sample pad to which a liquid sample containing an analyte is applied; a conjugate pad including a primary conjugate body having a first antibody binding specifically to a first epitope of an analyte, a connector, and a first indicator to which the first antibody and the connector are bound, and a secondary conjugate body having a third antibody binding specifically to the connector of the primary conjugate body and a second indicator to which the third antibody is bound, wherein the primary conjugate body is disposed nearer to an immobilized second antibody than the secondary conjugate body and the second indicator is larger than the first indicator so that the secondary conjugate body reaches the immobilized second antibody later than the primary conjugate body; a membrane including a detection site immobilizing thereto the second antibody binding specifically to a second epitope of the analyte to which the primary conjugate body is bound, and a control site for error detection; and an absorbing pad absorbing the liquid sample by a capillary phenomenon. Thus, the present invention can perform signal amplification without separate mechanical control or artificial step-by-step reaction.
    • 9. 发明授权
    • Test strip designed to improve spreadability of blood
    • 试纸条旨在提高血液的铺展性
    • US08293189B2
    • 2012-10-23
    • US12722183
    • 2010-03-11
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • Byeong-Woo BaeSung-Dong LeeByung-Hoon KhoJi-Eon RyuJin-Kyeong KimHyou-Arm Joung
    • G01N31/22
    • G01N33/525C12Q1/60G01N33/92
    • Disclosed is a test strip for measuring medical data, in which a hydrophilic material is introduced to improve the spreadability of blood. Having the structure comprising a blood-filtering layer designed to filter off either or both of erythrocytes and low-density lipoprotein (LDL) cholesterol from an applied blood sample; a reaction layer in which the blood sample free of erythrocytes and/or low-density lipoprotein (LDL) cholesterol is reacted with an reagent, and a hydrophilic material, intercalated between the blood-filtering layer and the reaction layer, for uniformly spreading the blood sample filtered through the filtering layer, the blood-filtering layer and the reaction layer being stacked between the lower support and the upper cover, the test strip prevents the infiltration of erythrocytes into the reaction layer and improves the spreadability of blood to reduce measurement errors, thus bringing about higher reproducibility.
    • 公开了一种用于测量医疗数据的测试条,其中引入亲水材料以改善血液的铺展性。 具有包括血液过滤层的结构,设计用于从施用的血液样品中过滤掉红细胞和低密度脂蛋白(LDL)胆固醇中的任一者或两者; 将没有红细胞和/或低密度脂蛋白(LDL)胆固醇的血液样品与试剂反应的反应层和插入血液过滤层和反应层之间的亲水材料,以均匀地分散血液 样品通过过滤层过滤,血液过滤层和反应层堆叠在下支撑体和上盖之间,试纸片防止红细胞浸入反应层,提高血液的铺展性,减少测量误差, 从而带来更高的再现性。