Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion

Electrocardiogram (ECG) is a critical physiological indicator that contains abundant information about human heart activities. However, it is a kind of weak low-frequency signal, which is easy to be interfered by various noises. Therefore, wearable biosensors (WBS) technique is introduced to overcom...

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Main Authors: Xin Wang, Shuting Liu, Mingxing Zhu, Yuchao He, Zhilong Wei, Yingying Wang, Yangjie Xu, Hongguang Pan, Weimin Huang, Shixiong Chen, Guanglin Li
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-06-01
Series:Frontiers in Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnins.2022.900146/full
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author Xin Wang
Xin Wang
Xin Wang
Shuting Liu
Mingxing Zhu
Mingxing Zhu
Yuchao He
Yuchao He
Zhilong Wei
Zhilong Wei
Yingying Wang
Yingying Wang
Yingying Wang
Yangjie Xu
Hongguang Pan
Weimin Huang
Shixiong Chen
Shixiong Chen
Guanglin Li
Guanglin Li
author_facet Xin Wang
Xin Wang
Xin Wang
Shuting Liu
Mingxing Zhu
Mingxing Zhu
Yuchao He
Yuchao He
Zhilong Wei
Zhilong Wei
Yingying Wang
Yingying Wang
Yingying Wang
Yangjie Xu
Hongguang Pan
Weimin Huang
Shixiong Chen
Shixiong Chen
Guanglin Li
Guanglin Li
author_sort Xin Wang
collection DOAJ
description Electrocardiogram (ECG) is a critical physiological indicator that contains abundant information about human heart activities. However, it is a kind of weak low-frequency signal, which is easy to be interfered by various noises. Therefore, wearable biosensors (WBS) technique is introduced to overcome this challenge. A flexible non-contact electrode is proposed for wearable biosensors (WBS) system, which is made up of flexible printed circuits materials, and can monitor the ECG signals during exercise for a long time. It uses the principle of capacitive coupling to obtain high-quality signals, and reduces the impact of external noise through active shielding; The results showed that the proposed non-contact electrode was equivalent to a medical wet electrode. The correlation coefficient was as high as 99.70 ± 0.30% when the subject was resting, while it was as high as 97.53 ± 1.80% during exercise. High-quality ECG could still be collected at subjects walking at 7 km/h. This study suggested that the proposed flexible non-contact electrode would be a potential tool for wearable biosensors for medical application on long-term monitoring of patients’ health and provide athletes with physiological signal measurements.
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spelling doaj.art-ee84f5429dc24d55ba1630a7655f4a1d2022-12-22T02:29:34ZengFrontiers Media S.A.Frontiers in Neuroscience1662-453X2022-06-011610.3389/fnins.2022.900146900146Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in MotionXin Wang0Xin Wang1Xin Wang2Shuting Liu3Mingxing Zhu4Mingxing Zhu5Yuchao He6Yuchao He7Zhilong Wei8Zhilong Wei9Yingying Wang10Yingying Wang11Yingying Wang12Yangjie Xu13Hongguang Pan14Weimin Huang15Shixiong Chen16Shixiong Chen17Guanglin Li18Guanglin Li19CAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaShenzhen College of Advanced Technology, University of Chinese Academy of Sciences, Shenzhen, ChinaGuangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaDepartment of Informatics, Technical University of Munich, Munich, GermanyCAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaSchool of Electronics and Information Engineering, Harbin Institute of Technology, Shenzhen, ChinaCAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaGuangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaCAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaGuangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaCAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaShenzhen College of Advanced Technology, University of Chinese Academy of Sciences, Shenzhen, ChinaGuangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaInterdisciplinary Centre for Security, Reliability and Trust, University of Luxembourg, Luxembourg, LuxembourgDepartment of Otolaryngology, Shenzhen Children’s Hospital, Shenzhen, ChinaDepartment of Neonatology, Shenzhen Children’s Hospital, Shenzhen, ChinaCAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaGuangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaCAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaGuangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, ChinaElectrocardiogram (ECG) is a critical physiological indicator that contains abundant information about human heart activities. However, it is a kind of weak low-frequency signal, which is easy to be interfered by various noises. Therefore, wearable biosensors (WBS) technique is introduced to overcome this challenge. A flexible non-contact electrode is proposed for wearable biosensors (WBS) system, which is made up of flexible printed circuits materials, and can monitor the ECG signals during exercise for a long time. It uses the principle of capacitive coupling to obtain high-quality signals, and reduces the impact of external noise through active shielding; The results showed that the proposed non-contact electrode was equivalent to a medical wet electrode. The correlation coefficient was as high as 99.70 ± 0.30% when the subject was resting, while it was as high as 97.53 ± 1.80% during exercise. High-quality ECG could still be collected at subjects walking at 7 km/h. This study suggested that the proposed flexible non-contact electrode would be a potential tool for wearable biosensors for medical application on long-term monitoring of patients’ health and provide athletes with physiological signal measurements.https://www.frontiersin.org/articles/10.3389/fnins.2022.900146/fullwearable biosensors systemflexible non-contact electrodeelectrocardiogrammonitoringmotion
spellingShingle Xin Wang
Xin Wang
Xin Wang
Shuting Liu
Mingxing Zhu
Mingxing Zhu
Yuchao He
Yuchao He
Zhilong Wei
Zhilong Wei
Yingying Wang
Yingying Wang
Yingying Wang
Yangjie Xu
Hongguang Pan
Weimin Huang
Shixiong Chen
Shixiong Chen
Guanglin Li
Guanglin Li
Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion
Frontiers in Neuroscience
wearable biosensors system
flexible non-contact electrode
electrocardiogram
monitoring
motion
title Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion
title_full Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion
title_fullStr Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion
title_full_unstemmed Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion
title_short Flexible Non-contact Electrodes for Wearable Biosensors System on Electrocardiogram Monitoring in Motion
title_sort flexible non contact electrodes for wearable biosensors system on electrocardiogram monitoring in motion
topic wearable biosensors system
flexible non-contact electrode
electrocardiogram
monitoring
motion
url https://www.frontiersin.org/articles/10.3389/fnins.2022.900146/full
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