Figure 8.

Textile-based wearable sensors for biophysiological signals. (a) Textile-based baby suit prototype with the embroidered coil for monitoring a continuous ECG signal (reproduced with permission [149] copyright 2006 Elsevier). (b) The hair bandage-type EEG signal sensor using soft and tender textile-based electrodes and EEG signals (reproduced with permission [151] copyright 2012, MDPI AG). (c) Measurement of arm EMG signals with an elastic conductor electronic textile and EMG signals obtained through the elastic conductor attached to a forearm while opening (I) and closing a hand (II) (reproduced with permission [153] copyright 2015, Springer Nature). (d) A textile-based wearable multi-ion sweat sensor array using composites with PU-based ion-selective membranes and CNT inks for detecting the change in concentration of sodium and potassium (reproduced with permission [37] copyright 2017, Wiley-VCH).