Subscalp Brain Monitoring Electrodes (IMAGE) Wyss Center for Bio and Neuroengineering Caption Subscalp electroencephalography (EEG) systems include sensors that measure brain activity from beneath the scalp for long periods of time. Credit Wyss Center 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.