The neuromodulating techniques are promising additional methods in chronic pain treatment, specially for the patients with chronic pain resistant to other methods of treatment. Difficulties in effective pain therapy may be caused by the cortical reorganization in the central nervous system in chronic pain patients. Methods used to alter central nervous system functioning, can be the useful tool for the treatment patients with chronic pain. According to the recent years publications, transcranial direct current stimulation (tDCS) can be effective as a method of treatment in some chronic pain conditions. Physiological researches performed during tDCS stimulation indicates a multidirectional mode of action of it. In this technique the weak cur...