Cervical nerve monitor (IMAGE) University of California - San Diego Caption The electrode array is small, non-invasive and can be worn for up to a day. Credit Imanuel Lerman, UC San Diego Usage Restrictions Use photo credit License Original 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.