Second Affiliated Hospital, Zhejiang University, School Of Medicine

This study tests a drug called mavacamten in 132 people with hypertrophic cardiomyopathy (thick heart muscle) that blocks blood flow in the middle or tip of the heart's main pumping chamber. The goal is to see if mavacamten can reduce the pressure difference across the blockage a…

This trial compares two strategies for placing stents in people with coronary artery disease, where arteries that feed the heart become narrowed. One strategy uses a blood-flow measurement called fractional flow reserve to decide whether a stent is needed. The other uses intravas…

This study tested two materials—sticky bone and Bio-Oss collagen—to preserve the jawbone after a tooth is pulled. 42 adults who needed a tooth extraction received either natural healing, Bio-Oss collagen, or sticky bone placed in the socket. The goal was to see which method best …

This study looks at whether a special imaging technique called intraoperative optical coherence tomography (iOCT) can help doctors better diagnose and treat lens diseases like cataracts and lens dislocation. Researchers will review data from 1,200 patients who had lens surgery to…

This observational study looks at fertility decisions and outcomes in young women diagnosed with breast cancer in China. Researchers will follow women who had no children before their diagnosis to see if they later gave birth, and how often they used fertility preservation method…

This observational study will follow 6,000 adults with dizziness or vertigo who are receiving routine care at hospitals across China. Researchers aim to map the range of underlying causes, track how symptoms and diagnoses change over a year, and see how well standard treatments w…

This trial asks whether supervised, in-person hospital practice improves cardiac rehabilitation knowledge and skills in cardiology residents more than matched online activities. Ninety-eight residents will be randomly assigned to either a blended group with hospital-based session…