Drs. Owen Obel (left) and Jose Joglar (IMAGE) UT Southwestern Medical Center Caption Drs. Owen Obel, assistant professor of internal medicine (left), and Jose Joglar, associate professor of medicine in the Heart, Lung and Vascular Center, are spearheading the local effort of a multinational clinical trial evaluating the Optimizer System, a unique implantable device designed to treat a larger number of patients with heart failure. Credit UT Southwestern Medical Center 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.