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. 2021 Jun 17;21(12):4174. doi: 10.3390/s21124174

Figure 4.

Figure 4

Non-contact metal integrated textile electrodes and typical results: (a) textile electrodes integrated into a wheelchair [75]; (b) smart mattress with textile electrodes, adopted from [71]; (c) a person wearing a strap with an ECG sensor (a foam coated with Ni/Cu) around the lower chest over her t-shirt, adapted from [67]; (d) normalized ECG waveforms measured from Ag/AgCl electrodes (red line) and capacitive textile electrodes (blue line), adapted from [71].