Device and app (IMAGE) Northwestern University Caption The device wirelessly and continuously transmits data to a smartphone app, so users (and their physicians) can monitor bladder filling and function in real time. Credit Northwestern University Usage Restrictions add 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.