WO2021159914A1 - 检测芯片及检测系统 - Google Patents
检测芯片及检测系统 Download PDFInfo
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Abstract
Description
Claims (21)
- 一种检测芯片,包括:衬底基板、流道限定层和至少一个驱动电极组;其中,所述至少一个驱动电极组位于所述衬底基板上,所述流道限定层位于所述至少一个驱动电极组远离所述衬底基板的一侧;所述流道限定层包括流道结构,所述流道结构被配置为安装液体;所述至少一个驱动电极组中的每组包括多个驱动电极,所述多个驱动电极被配置为与所述液体接触且驱动所述液体在所述流道结构内移动。
- 根据权利要求1所述的检测芯片,其中,所述至少一个驱动电极组中的每组的多个驱动电极包括第一电极和第二电极;所述第一电极和所述第二电极形成叉指状电极结构,以传输交流电信号。
- 根据权利要求2所述的检测芯片,其中,所述第一电极包括多个第一梳状齿,所述第二电极包括多个第二梳状齿,所述多个第一梳状齿与所述多个第二梳状齿沿所述流道结构的延伸方向交替排布。
- 根据权利要求3所述的检测芯片,其中,在所述流道结构的延伸方向上,所述第一梳状齿的宽度不同于所述第二梳状齿的宽度,以使所述第一电极和所述第二电极形成非对称叉指状电极结构。
- 根据权利要求4所述的检测芯片,其中,在所述流道结构的延伸方向上,所述第一梳状齿的宽度小于所述第二梳状齿的宽度,相邻的所述第一梳状齿之间的距离大于相邻的所述第二梳状齿之间的距离。
- 根据权利要求4或5所述的检测芯片,其中,在所述流道结构的延伸方向上,所述第一梳状齿的宽度为2μm~20μm,所述第二梳状齿的宽度为10μm~100μm。
- 根据权利要求2-6任一所述的检测芯片,其中,所述第一电极和所述第二电极的材料包括惰性金属材料。
- 根据权利要求1-7任一所述的检测芯片,其中,所述流道结构在所述衬底基板上的正投影在第一方向上位于所述多个驱动电极在所述衬底基板上的正投影内,所述第一方向与所述流道结构的延伸方向垂直。
- 根据权利要求1-8任一所述的检测芯片,还包括:依次设置的混合区、 缓冲区和检测区;其中,所述流道限定层至少位于所述混合区、所述缓冲区和所述检测区,所述至少一个驱动电极组被配置为驱动所述液体依次通过所述混合区、所述缓冲区和所述检测区。
- 根据权利要求9所述的检测芯片,其中,所述至少一个驱动电极组包括第一驱动电极组、第二驱动电极组和第三驱动电极组;所述第一驱动电极组位于所述混合区内,所述第一驱动电极组的多个驱动电极被配置为驱动所述液体在所述混合区内移动;所述第二驱动电极组位于所述缓冲区内,所述第二驱动电极组的多个驱动电极被配置为驱动所述液体在所述缓冲区内移动;所述第三驱动电极组位于所述检测区内,所述第三驱动电极组的多个驱动电极被配置为驱动所述液体在所述检测区内移动。
- 根据权利要求9或10所述的检测芯片,其中,所述流道结构包括依次连通的第一流道部分、第二流道部分和第三流道部分;所述第一流道部分位于所述混合区内,且被配置为允许所述液体与位于所述第一流道部分内的反应试剂混合,所述第二流道部分位于所述缓冲区内,所述第三流道部分位于所述检测区内,且被配置为允许对所述第三流道部分内的至少一个检测点处的所述液体进行光学检测。
- 根据权利要求11所述的检测芯片,其中,所述第一流道部分在平行于所述衬底基板的平面上的截面形状为菱形。
- 根据权利要求11或12所述的检测芯片,还包括检测试剂,其中,所述检测试剂设置在所述至少一个检测点处。
- 根据权利要求11-13任一所述的检测芯片,其中,所述流道限定层还包括加样口,所述加样口位于所述混合区、所述缓冲区和所述检测区之外,且与位于所述混合区的所述第一流道部分连通。
- 根据权利要求11-14任一所述的检测芯片,其中,所述流道限定层还包括储液部,所述储液部位于所述混合区、所述缓冲区和所述检测区之外,且与位于 所述检测区的所述第三流道部分连通。
- 根据权利要求11-15任一所述的检测芯片,其中,所述第一流道部分、所述第二流道部分、所述第三流道部分形成液体移动通道,所述液体移动通道使所述液体沿直线状的移动路径进行移动。
- 根据权利要求1-16任一所述的检测芯片,还包括盖板,其中,所述盖板位于所述流道限定层远离所述至少一个驱动电极组的一侧。
- 一种检测系统,包括如权利要求1-17任一所述的检测芯片。
- 根据权利要求18所述的检测系统,还包括控制装置以及芯片安装结构,其中,所述芯片安装结构包括信号施加电极,所述芯片安装结构配置为安装所述检测芯片,并且当所述检测芯片安装在所述芯片安装结构上时,使所述信号施加电极与所述至少一个驱动电极组中的每组的多个驱动电极电连接;所述控制装置被配置为通过所述信号施加电极对所述至少一个驱动电极组中的每组的多个驱动电极施加电信号,以驱动所述液体移动并调节所述液体的移动速率。
- 根据权利要求19所述的检测系统,其中,所述电信号包括交流电信号。
- 根据权利要求19或20所述的检测系统,还包括光学检测装置,其中,所述光学检测装置被配置为对安装在所述芯片安装结构上的所述检测芯片的检测区中的至少一个检测点处的所述液体进行光学检测。
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CN113101985B (zh) * | 2019-06-26 | 2022-07-22 | 京东方科技集团股份有限公司 | 检测芯片和检测系统 |
CN111167531A (zh) * | 2020-02-11 | 2020-05-19 | 京东方科技集团股份有限公司 | 检测芯片及检测系统 |
CN111521546B (zh) * | 2020-06-15 | 2023-07-25 | 京东方科技集团股份有限公司 | 一种细胞传感器阵列和细胞检测芯片 |
CN115376263B (zh) * | 2022-08-15 | 2024-03-29 | 芯翼信息科技(上海)有限公司 | 基于高精度比较器的烟雾传感器及烟雾检测设备 |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050040035A1 (en) * | 2002-01-14 | 2005-02-24 | Moeketsi Mpholo | Microfluidic movement |
CN101059526A (zh) * | 2007-05-24 | 2007-10-24 | 上海交通大学 | 微通道中利用电热流驱动流体运动的方法 |
CN101788515A (zh) * | 2010-01-25 | 2010-07-28 | 首都医科大学附属北京口腔医院 | 一种应用电化学阻抗原理检测细菌的方法及微流控芯片 |
CN102788780A (zh) * | 2012-05-24 | 2012-11-21 | 浙江大学 | 一种用于生物化学发光检测的微流控芯片及其制作方法 |
CN104668003A (zh) * | 2015-01-20 | 2015-06-03 | 天津农学院 | 微流控芯片 |
CN109847817A (zh) * | 2019-01-09 | 2019-06-07 | 中国科学院半导体研究所 | 一种微流控芯片及其制备方法 |
US20190291108A1 (en) * | 2018-03-23 | 2019-09-26 | National Cheng Kung University | Microfluidic chip |
CN110646609A (zh) * | 2019-10-11 | 2020-01-03 | 深圳华迈兴微医疗科技有限公司 | 一种多标志物检测的磁微粒发光微流控芯片以及检测装置 |
CN111167531A (zh) * | 2020-02-11 | 2020-05-19 | 京东方科技集团股份有限公司 | 检测芯片及检测系统 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1605861A (zh) * | 2004-11-15 | 2005-04-13 | 东南大学 | 电化学定量聚合酶链式反应检测芯片的制备和检测方法 |
US8342007B2 (en) * | 2010-02-10 | 2013-01-01 | Dionex Corporation | Electrochemical detection cell for liquid chromatography system |
CN102698822A (zh) * | 2012-06-11 | 2012-10-03 | 复旦大学 | 基于数字微流芯片的通用电极结构 |
CN107570245B (zh) * | 2017-09-04 | 2019-09-24 | 清华大学深圳研究生院 | 一种自循环微流控芯片及其制备方法和用途 |
CN109078661B (zh) * | 2018-08-09 | 2020-06-23 | 京东方科技集团股份有限公司 | 微流控芯片及其检测和驱动方法、片上实验室系统 |
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Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050040035A1 (en) * | 2002-01-14 | 2005-02-24 | Moeketsi Mpholo | Microfluidic movement |
CN101059526A (zh) * | 2007-05-24 | 2007-10-24 | 上海交通大学 | 微通道中利用电热流驱动流体运动的方法 |
CN101788515A (zh) * | 2010-01-25 | 2010-07-28 | 首都医科大学附属北京口腔医院 | 一种应用电化学阻抗原理检测细菌的方法及微流控芯片 |
CN102788780A (zh) * | 2012-05-24 | 2012-11-21 | 浙江大学 | 一种用于生物化学发光检测的微流控芯片及其制作方法 |
CN104668003A (zh) * | 2015-01-20 | 2015-06-03 | 天津农学院 | 微流控芯片 |
US20190291108A1 (en) * | 2018-03-23 | 2019-09-26 | National Cheng Kung University | Microfluidic chip |
CN109847817A (zh) * | 2019-01-09 | 2019-06-07 | 中国科学院半导体研究所 | 一种微流控芯片及其制备方法 |
CN110646609A (zh) * | 2019-10-11 | 2020-01-03 | 深圳华迈兴微医疗科技有限公司 | 一种多标志物检测的磁微粒发光微流控芯片以及检测装置 |
CN111167531A (zh) * | 2020-02-11 | 2020-05-19 | 京东方科技集团股份有限公司 | 检测芯片及检测系统 |
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