Safety and Efficacy of Anricfen for Postoperative Analgesia and Rehabilitation Promotion After Pancreaticoduodenectomy.Intervention Measures: For Normal Adults, Administer Ariceptin Injection Intravenously Post-operation at a Dose of 1 μg/Kgevery 8 Hours for Three Consecutive Days After Surgery.

NCT07514637

Exploring the effectiveness and safety of early use of Ariceptinfen after pancreaticoduodenectomy in alleviating postoperative pain and promoting recovery of patients. Main objective: To explore the analgesic effect of Anricfen after pancreaticoduodenectomy. Secondary objective: To explore the impact of Anricfen on the accelerated recovery after pancreaticoduodenectomy. Exploratory objective: To investigate the biomarkers of Anricfen's analgesic effect after pancreaticoduodenectomy, as well as its correlation factors with tumor pathology.