Deep Brain Stimulation (IMAGE) University of Freiburg Caption With electrodes, the Freiburg doctors stimulated a brain region that is involved in the perception of pleasure. It relieved symptoms of the depression in six of the eight patients. Credit Medical Center - University of Freiburg Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.