James Hearn, MD, FACC, works at Cardiology Associates of Charlotte County, Florida. A Board Certified Cardiovascular disease surgeon, Dr. Hearn was instrumental on the use of the stent all around the world. Used to treat artery blockage, stents keep the heart open and blood flow moving correctly, thus preventing heart attack. Dr. Hearn has lectured on development of these stents with Boehringer-Ingelheim, a leading pharmaceutical research company. He has also brought stent usage to Mexico and Japan in his travels.