Anqing Municipal Hospital

This study tests whether using a smaller breathing tube (6.0 or 6.5 mm) during thyroid surgery causes less sore throat afterward compared to the standard 7.0 mm tube. It involves 180 women aged 18-65 who are having thyroid surgery. Researchers will check how many women have a sor…

This study tests a new pain medicine called oliceridine against two standard drugs (morphine and sufentanil) for pain after lower back surgery. About 90 adults having lumbar spine surgery will receive one of the three medicines through a pump they control. The goal is to see whic…