Bladder implant (IMAGE) Northwestern University Caption The soft, stretchable sensor is the elongated section near the tip of the tweezers. The green box is the implantable "base station," which holds electrical components to power the device and wirelessly transmit data. 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.