General Hospital Of Ningxia Medical University

This study tests whether lying on your left side after a painless stomach or colon exam reduces the chance of low oxygen levels, compared to lying on your back. About 960 adults will be randomly assigned to one of two positions during recovery. The goal is to find a simple, no-co…

This study compares three recovery positions—side-lying with head up, lying on back with head up, and standard side-lying—to see which best prevents low oxygen levels after painless stomach and colon exams. Over 1,600 adults will be randomly assigned to one position. The goal is …

This study tests whether giving lidocaine through a stomach tube can reduce nausea and vomiting after weight-loss surgery. About 100 obese adults having laparoscopic sleeve gastrectomy will receive either lidocaine or a saltwater placebo right after surgery. Researchers will trac…

This study compares a new nerve block (EOIB) to a standard combination of blocks for pain after laparoscopic stomach removal. 100 adults undergoing this surgery will be randomly assigned to receive one of the two blocks. The goal is to see if the new block is as good at reducing …

This study tests a newer nerve block technique (external oblique intercostal block) against a standard one (erector spinae plane block) for pain after laparoscopic stomach removal. About 184 adults having this surgery will be randomly assigned to one of the two blocks. The main g…

This study is testing whether a combination of lidocaine spray inside the abdomen and lidocaine given through an IV can reduce pain after laparoscopic fibroid removal. One hundred adults undergoing this surgery will be randomly assigned to receive either the lidocaine combo or a …

This study investigates whether people with sleep disorders before noncardiac surgery take longer to wake up from anesthesia and have a lower quality recovery. Researchers will monitor brain activity during and after surgery in 80 adults, comparing those with poor sleep to those …