Control group:Normal saline was pumped

2 trials

Sponsors

Affiliated Cancer Hospital of Guizhou Medical University, Guiyang Fourth People’s Hospital

Conditions

Postoperative Cognitive DysfunctionPostoperative pain

Phase 4

Effects of subanesthetic doses of esketamine on postoperative pain and early recovery in patients undergoing abdominal surgery

Active, not recruitingChiCTR2200062921

Affiliated Cancer Hospital of Guizhou Medical UniversityPostoperative pain

Start: 2022-08-24Updated: 2023-04-12

Unknown Phase

The Impact of Continuous Infusion of Esketamine on Postoperative Cognitive Function in Elderly Malnourished Patients Undergoing Total Hip Arthroplasty and the Relationship Between Perioperative Gut Microbiota Characteristics and Postoperative Cognitive Dysfunction.

Active, not recruitingChiCTR2500106157

Guiyang Fourth People’s HospitalPostoperative Cognitive Dysfunction

Start: 2025-08-01Updated: 2025-07-21