Changhai Hospital

This study tests whether adding an extra step to a standard heart procedure can better control atrial fibrillation (AFib). 650 adults with paroxysmal AFib will receive either the standard treatment or the standard plus an additional ablation of the superior vena cava. The goal is…

This study looks back at medical records of 350 people who had a capsule endoscopy (swallowing a tiny camera) for gastrointestinal bleeding. Researchers want to see how often the camera finds the bleeding spot and if there are any problems like the capsule getting stuck. No new t…

This study looks at whether a special microscope on a thin probe (pCLE) can find early stomach cancer more accurately than the usual biopsy method. Researchers will review past cases from 169 patients who had both tests before surgery. The goal is to see which technique misses fe…

This study compares a new balloon-assisted method to the standard water-injection method for creating a stomach-to-intestine bypass in people with gastric outlet obstruction (a blockage that prevents food from leaving the stomach). The goal is to see if the new technique is faste…