柔性微结构生物电干电极研究进展  

Research Progress of Flexible Microstructure Bioelectric Dry Electrodes

作　　者：赵轩 陈莉[1] 牛鑫 刘皓[1,2] Zhao Xuan;Chen Li;Niu Xin;Liu Hao(School of Textile Science and Engineering,Tiangong University,Tianjin 300387,China;Institute of Smart Wearable Electronic Textiles,Tiangong University,Tianjin 300387,China)

机构地区：[1]天津工业大学纺织科学与工程学院,天津300387 [2]天津工业大学智能可穿戴电子纺织品研究所,天津300387

出　　处：《微纳电子技术》2024年第1期11-20,共10页Micronanoelectronic Technology

基　　金：国家自然科学基金(51473122);中国博士后科学基金(2016M591390);天津市自然科学基金(18JCYBJC18500)。

摘　　要：为探讨柔性微结构生物电干电极的研究进展,结合国内外最新的研究成果,介绍了微结构生物电干电极的表面接触式和穿透接触式两种工作原理及各自简化的界面模型和等效电路模型。基于微针结构、微柱结构和微褶皱结构的不同特点,将微结构干电极分为微针干电极、微柱干电极和微褶皱干电极,分别从电极所使用的基底和导电材料、电极制备工艺技术、仿生结构的运用和生物电信号采集性能等方面进行了详细的综述。最后分析了三种微结构生物电干电极在长期动态生物电信号的监测方面存在的优缺点,并对该领域未来的发展趋势和研究重点进行了展望。To explore the research progress of flexible microstructure bioelectric dry electrodes,combined with the latest domestic and international research results,the two working principles of surface contact and penetrating contact of microstructure bioelectric dry electrodes as well as their respective simplified interfacial models and equivalent circuit models are introduced.Based on the different characteristics of microneedle,micropillar and microfold structures,the microstructure dry electrodes are categorized into microneedle dry electrodes,micropillar dry electrodes and microfold dry electrodes,which are reviewed in detail in terms of the substrate and conductive materials used for the electrodes,the electrode preparation process technology,the use of biomimetic structures and the performance of bioelectric signals acquisition,respectively.Finally,the advantages and disadvantages of the three kinds of microstructure bioelectric dry electrodes in the monitoring of long-term dynamic bioelectrical signals are analyzed,and the future development trend and research focus in the field are prospected.

关 键 词：柔性干电极 微针 微柱 微褶皱 仿生结构 生物电信号 

分 类 号：TB33[一般工业技术—材料科学与工程] TH703[机械工程—仪器科学与技术]