Objective To assess the effect of placement of internal fixed stent within pancreaticojejunal mucosa-mucosa anastomosis to prevent pancreatic fistula after pancreaticoduodenectomy.

• 目的探讨胰管空肠内固定支架粘膜吻合术对预防胰十二指肠切除术后胰空肠吻合口漏的效果。