Seung-jung Park

This study is observing how well and how safely aortic valve replacement surgery works for patients in everyday hospital settings. It is following 900 adults who have had the surgery to track their health outcomes, including survival rates and complications, for up to five years.…

This study aims to compare the safety and effectiveness of Onyx drug-eluting stents against other similar stents used to open blocked heart arteries. It will follow 4,500 adult patients who receive an Onyx stent during their standard heart procedure. Researchers will track outcom…

This study aims to see how well the Xience Sierra stent works and how safe it is for patients in real-world, everyday medical practice. It will follow 2,000 adults who have received this specific stent to treat blocked heart arteries. The main goal is to compare its performance t…

This study compares two imaging methods used during heart stent procedures to see which one leads to better long-term results. Doctors will use either optical coherence tomography (OCT) or intravascular ultrasound (IVUS) to guide stent placement in 2008 patients with blocked hear…