Fig. 2
From: Proportional estimation of finger movements from high-density surface electromyography
Experimental setup. a The subject’s arm positioned in the finger -hand rehabilitation robot (Amadeo, Tyromotion GmbH, AT), the multichannel EMG amplifier on the desk next to the subject, HD-sEMG electrode placed on the forearm and flat cables connecting the electrode to the amplifier. b Hand connection by means of magnetic pieces embedded in the finger pads. c-d Approximated position of the High-Density 192-channel electrode grid