Bioinspired Microneedle Array (IMAGE) Rutgers University Caption This microneedle array has backward-facing barbs that interlock with tissue when inserted, enhancing adhesion. Credit Riddish Morde 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.