Abstract: Objective:To investigate the feasibility of retroperitoneal laparoscopic debridement therapy for patients with infected severe acute pancreatitis(SAP).Methods:The clinical data of 4 SAP patients undergoing retroperitoneal laparoscopic debridement in the First Hospital of Huai'an,Nanjing Medical University and the diagnosis,treatment process and postoperative recovery were retrospectively analyzed.Results:All 4 patients successfully completed debridement without death in the perioperative period with an average operation time of (180±78)minutes and a mean hospital stay time after surgery of 42.75(1889)days.Postoperative imagings showed that pancreatic necrosis tissue and fluid accumulation were obvious improve.Conclusion:Retroperitoneal laparoscopic debridement therapy can achieve satisfactory results for infected SAP patients.

Key words: severe acute pancreatitis, retroperitoneal debridement therapy, laparoscope