Fig. 1From: Effects of transcutaneous electrical nerve stimulation in the Management of Post-Injection Sciatic Pain in a non-randomized controlled clinical trial in Nnewi, NigeriaShowing the first tens electrodes placement on one of the subjects. The electrode was placed in such a way to cover the area of pain perception. From the sciatic nerve root origin down the route of sciatic nerve during a treatment session, in this position treatment lasted 20 min and electrodes changed to reflect the position in Fig. 2Back to article page