sEMG Signal Acquisition Strategy towards Hand FES Control
Table 2
Stimulation parameters for each subject and target movement.
Subject
Movement
Pulse amplitude (mAp)
Pulse width (μ s)
Pulse frequency (Hz)
On/Off time (s)
1
PG
10
300
30
1/3
LG
10
300
30
1/3
HO
10
500
30
1/3
SU
10
500
50
1.8/2.2
PR
10
500
30
1.8/2.2
2
PG
10
300
30
1/3
LG
12
300
30
1/3
HO
10
300
30
1/3
SU
10
300
50
1.8/2.2
PR
10
300
30
1.8/2.2
3
PG
10
300
30
1/3
LG
8
400
30
1/3
HO
12
300
30
1/3
SU
10
500
50
1.8/2.2
PR
10
500
30
1.8/2.2
PG: power grasp; HO: hand open; SU: forearm supination; PR: forearm pronation; LG: lumbrical grip, applied through the RehaStim 2 electrical stimulator.
