{HEAD ~ The information} of the angle, velocity, or acceleration of the arm 220′ during gait is fed into {TAIL ~ the signal generator} 208′ via a wire 218′, or wireless signal, in real time 
is fed into
{ HEAD ~ The information } of the angle , velocity , or acceleration of the arm 220′ during gait is fed into { TAIL ~ the signal generator } 208′ via a wire 218′ , or wireless signal , in real time
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH