超薄共形电极的设计及其在电生理信号采集的研究进展

Advances on Design of Ultra-thin Conformal Electrodes and Their Applications in Electrophysiological Signal Acquisition

超薄共形电极由于具有超薄、柔软、可拉伸、透气和生物兼容等优点,可直接粘附在皮肤或生物组织上进行生理数据的长期、连续和实时监测,解决了传统凝胶电极透气性差、抗干扰能力弱和舒适性差的问题,被广泛用于健康监测、医疗诊断和人机交互等新兴领域。该文详细综述了超薄共形电极的背景需求、材料组成、制备方法及其在电生理信号采集等方面的研究进展,同时对超薄共形电极制备与应用过程中存在的关键科学与技术问题做了简要概述,并对超薄共形电极发展所面临的机遇和挑战进行了展望。

Ultra-thin conformal electrodes could be directly attached onto the human skin or biological tissue for long-term,continuous and real-time monitoring of the physiological data due to their advantages of ultra-thinness,flexibility,stretchability,breathability and biocompatibility.In addition,ultra-thin conformal electrodes have been widely used in some emerging fields such as health monitoring,medical diagnosis and human-computer interaction,solving the problems of poor breathability,bad antiinterference ability and uncomfortableness of traditional gel electrodes.In this review,the recent progress in the background,material,design strategy and applications of ultra-thin conformal electrodes is summarized in detail.Meanwhile,the key scientific and technical difficulties for the fabrication and application of ultra-thin conformal electrodes are also concluded.Finally,the perspective and challenges for the future development of ultra-thin conformal electrodes are discussed.