Geneva, Aug. 6 -- International Clinical Trials Registry received information related to the study (ChiCTR2600128905) titled 'Effects of Tegileridine, Oliceridine, and Sufentanil on Postoperative Analgesia and Recovery Quality in Elderly Patients Undergoing Laparoscopic Gastrointestinal Tumor Surgery: A Prospective Randomized Controlled Trial' on July 28.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: Changzhi people's Hospital

Condition: Gastrointestinal tumor

Intervention: Sufentanil Group:All patients received patient-controlled intravenous analgesia after the operation. The configuration of the analgesic pump was as follows: sufentanil 2 µg/kg+ flurbiprofen axetil 200 mg+ palonosetron 0.25 mg. Ol...