Sugar needle (IMAGE) McGill University Caption When surgically inserted into the brain, the sugar needle carried the implant to the right location, and dissolved within seconds, leaving the delicate implant in place. Credit Edward Zhang 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.