Brain Activation Patterns (IMAGE) Radiological Society of North America Caption These are brain activation patterns produced as patients tapped the fingers of their impaired hand before and after four to six weeks of therapy using the BCI-FES device. Credit Radiological Society of North America Usage Restrictions May use with proper credit 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.