Box for Recording Chronic Foot Ulcers (IMAGE) Worcester Polytechnic Institute Caption A model foot is used to test a box that patients with advanced diabetes can use to monitor their foot ulcers with a smartphone and the Sugar app. Credit Worcester Polytechnic Institute 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.