its mainly used in the flaccid stage to produce the onset of spasticity. it initiates the motor reactions too when it is applied on the weaker group of muscles. it should be applied on the appropriate position to derive the opitimum result.....
fr eg: to stimulate the dorsiflexors to reduce the foot drop..you have to apply the anode on the head of the fibula and the cathode on the motor point or the bulk of the dorsiflexors....ie, the tibialis anterior...
the electrical stim also used as functional,ie gait training...i
EMS used in pulsed mode...