Air Force Military Medical University, China

This study tests a new procedure for people with a completely blocked main portal vein who have had at least two episodes of dangerous variceal bleeding. Doctors will use ultrasound to guide a needle into a vein in the gut, then try to reopen the blocked vein or create a new bypa…

This study will follow 220 patients with benign gallbladder diseases who cannot have surgery. It compares two non-surgical approaches: endoscopic drainage with possible stone removal versus traditional drainage alone. The goal is to see which method leads to fewer complications a…

This early-phase study tests a new treatment using specially engineered immune cells (CD19 CAR-γδ T cells) for people with severe autoimmune kidney diseases like lupus nephritis, IgA nephropathy, and membranous nephropathy that haven't responded to standard therapies. About 15 pa…

This study tests whether a fecal microbiota transplant (FMT) from healthy donors can prevent severe confusion (hepatic encephalopathy) in 40 patients who still get episodes despite standard drugs after a liver shunt procedure (TIPS). Participants receive either FMT or a placebo, …

This study tests whether giving a special fluid (colloid) before anesthesia can prevent blood pressure drops in 116 people undergoing transcatheter aortic valve replacement (TAVR). Participants will receive either the colloid or a standard salt solution before anesthesia. The goa…

This study tests whether gentle electrical stimulation on acupoints can reduce stomach acid backing up into the throat during general anesthesia with an i-gel breathing tube. About 116 adults having surgery will be randomly assigned to receive the stimulation or no stimulation. T…