Initial optimization of graphene coated fabrics for ECG sensors

Saif Al Ateeqi Al-Junaibi, Nicholas Hallfors, Yarjan Abdul Samad, Hani Saleh, K. Liao, A. F. Isakovic, Mohammed Ismail

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Electrocardiogram (ECG) signals provide vital information about heart activity and diagnostics. Here, a dry ECG electrode based on reduced Graphene Oxide (rGOx) coated fabrics is presented. Graphene Oxide (GOx) affinity towards recoating of already coated GOx fabrics is relied upon to reduce fabric resistance. The facile fabrication process is presented with an emphasis on GOx recoating. Two nylon samples are fabricated and characterized with the first coated once and the latter coated six times (five recoatings). The six coat rGO fabric showed significant reduction in fabric resistance. After, the six coat fabric is used as an Electrocardiogram (ECG) electrode to sense ECG biosignals from the human neck and a cross comparison is done against the standard clinical Ag/AgCl electrodes. The dry six coat fabric electrode shows some merits in comparison with Ag/AgCl in terms of ECG signal amplitude with comparable isoelectric noise performance. Further optimization of the electrode fabri-cation process and implementation offers chances for dry ECG electrodes and possible additional biomedical applications.

Original languageBritish English
Title of host publication2016 IEEE 59th International Midwest Symposium on Circuits and Systems, MWSCAS 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781509009169
DOIs
StatePublished - 2 Mar 2017
Event59th IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2016 - Abu Dhabi, United Arab Emirates
Duration: 16 Oct 201619 Oct 2016

Publication series

NameMidwest Symposium on Circuits and Systems
ISSN (Print)1548-3746

Conference

Conference59th IEEE International Midwest Symposium on Circuits and Systems, MWSCAS 2016
Country/TerritoryUnited Arab Emirates
CityAbu Dhabi
Period16/10/1619/10/16

Keywords

  • Dry electrode
  • ECG
  • Graphene oxide

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