Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension

This study was performed to determine and evaluate the performance of the graphene-based electromyogram sensor as an alternative to silver/silver chloride (Ag/AgCl) electrode for data acquisition. The main advantage of using graphene electrode is that it is more comfortable for sensitive skin, reusa...

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Main Author:	Tan, Jou Pei
Format:	Thesis
Language:	English
Published:	2022
Subjects:	TK Electrical engineering Electronics Nuclear engineering
Online Access:	http://eprints.utm.my/id/eprint/99574/1/TanJouPeiMSKE2022.pdf
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spelling	my-utm-ep.995742023-03-05T06:55:53Z Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension 2022 Tan, Jou Pei TK Electrical engineering. Electronics Nuclear engineering This study was performed to determine and evaluate the performance of the graphene-based electromyogram sensor as an alternative to silver/silver chloride (Ag/AgCl) electrode for data acquisition. The main advantage of using graphene electrode is that it is more comfortable for sensitive skin, reusable and convenient. An experiment to capture the changes of biceps brachii and triceps brachii during flexion and extension was conducted to test the performance of graphene electrode over Ag/AgCl electrode. The test measurement was carried out using a portable surface electromyography (sEMG). MATLAB software was used to process the acquired signals and analysed its signal-to-noise ratio (SNR) of both electrodes. In addition, SPSS software was used to determine the significant different of both electrodes and to measure the agreement level of both acquired data by using Bland Altman (BA) analysis plot. At 1kg load, graphene electrode’s SNR = 27.081 dB from biceps brachii, SNR = 23.709 dB from triceps brachii. Meanwhile, Ag/AgCl electrode get SNR = 24.932 dB from biceps brachii, SNR = 24.348 dB from triceps brachii. Besides that, it shows agreement of 100 % between both electrode’s performance when using BA analysis. This shows that both electrodes are statistically comparable in terms of SNR, and the graphene electrode are able to perceive 100 % of Ag/AgCl electrode to the standard reading of EMG. The solution presented in this study could be a key factor for continuous innovation to increase user comfort and save earth from electrode waste. 2022 Thesis http://eprints.utm.my/id/eprint/99574/ http://eprints.utm.my/id/eprint/99574/1/TanJouPeiMSKE2022.pdf application/pdf en public http://dms.library.utm.my:8080/vital/access/manager/Repository/vital:149765 masters Universiti Teknologi Malaysia, Faculty of Engineering - School of Electrical Engineering Faculty of Engineering - School of Electrical Engineering
institution	Universiti Teknologi Malaysia
collection	UTM Institutional Repository
language	English
topic	TK Electrical engineering Electronics Nuclear engineering
spellingShingle	TK Electrical engineering Electronics Nuclear engineering Tan, Jou Pei Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
description	This study was performed to determine and evaluate the performance of the graphene-based electromyogram sensor as an alternative to silver/silver chloride (Ag/AgCl) electrode for data acquisition. The main advantage of using graphene electrode is that it is more comfortable for sensitive skin, reusable and convenient. An experiment to capture the changes of biceps brachii and triceps brachii during flexion and extension was conducted to test the performance of graphene electrode over Ag/AgCl electrode. The test measurement was carried out using a portable surface electromyography (sEMG). MATLAB software was used to process the acquired signals and analysed its signal-to-noise ratio (SNR) of both electrodes. In addition, SPSS software was used to determine the significant different of both electrodes and to measure the agreement level of both acquired data by using Bland Altman (BA) analysis plot. At 1kg load, graphene electrode’s SNR = 27.081 dB from biceps brachii, SNR = 23.709 dB from triceps brachii. Meanwhile, Ag/AgCl electrode get SNR = 24.932 dB from biceps brachii, SNR = 24.348 dB from triceps brachii. Besides that, it shows agreement of 100 % between both electrode’s performance when using BA analysis. This shows that both electrodes are statistically comparable in terms of SNR, and the graphene electrode are able to perceive 100 % of Ag/AgCl electrode to the standard reading of EMG. The solution presented in this study could be a key factor for continuous innovation to increase user comfort and save earth from electrode waste.
format	Thesis
qualification_level	Master's degree
author	Tan, Jou Pei
author_facet	Tan, Jou Pei
author_sort	Tan, Jou Pei
title	Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
title_short	Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
title_full	Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
title_fullStr	Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
title_full_unstemmed	Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
title_sort	evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension
granting_institution	Universiti Teknologi Malaysia, Faculty of Engineering - School of Electrical Engineering
granting_department	Faculty of Engineering - School of Electrical Engineering
publishDate	2022
url	http://eprints.utm.my/id/eprint/99574/1/TanJouPeiMSKE2022.pdf
_version_	1776100620102533120

Evaluation of graphene electrode in capturing the changes of muscle activity during flexion and extension

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