The future of heart surgery, in the palm of his hand
By GREGORY ZELLER // A Stony Brook University biomedical engineering professor has been tasked with optimizing a cutting-edge treatment that brings new hope to patients suffering from a serious heart disorder. Aortic stenosis, wherein the valves of the heart don’t fully open, has long been a bane of the cardiology community, which has historically resorted to risky open-heart valve-replacement surgery or simply deemed aortic stenosis patients inoperable. But in recent years, transcatheter aortic valve replacement…