Fig. 2

(a) Electrode positioned on vastus lateralis muscle. (b) Electrode positioned on gastrocnemius muscle. (c) Gait analyzer attached to shoe tongue. (d) Walking on a treadmill.
(a) Electrode positioned on vastus lateralis muscle. (b) Electrode positioned on gastrocnemius muscle. (c) Gait analyzer attached to shoe tongue. (d) Walking on a treadmill.