UW Closed-loop DBS Tremor Video (video) University of Washington Share Print E-Mail Loading video... Caption Essential tremor patients drew spirals under three conditions -- with their deep brain stimulator turned off (left), with the device constantly on (middle) and with the UW CSNE system that delivers stimulation as needed (right). In the latter two conditions, patients experienced significant and comparable relief from tremor symptoms that cause their hands to shake. Credit University of Washington Usage Restrictions With credit Share Print E-Mail 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.