A modified stent-free Chen's U-suture technique in pediatric pancreaticojejunostomy: safety and efficacy - Summary - MDSpire

Evaluation of a Modified Stent-Free Chen's U-Suture Method for Pediatric Pancreaticojejunostomy: Assessing Safety and Effectiveness

  • By

  • Houfang Kuang

  • Jing Zhang

  • Zhenchuang Zhu

  • Nannan Zheng

  • Xufei Duan

  • Xuan Sun

  • Xueqiang Yan

  • July 21, 2026

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Objective:

To evaluate the safety and feasibility of the modified stent-free Chen's U-suture technique in pediatric pancreatic surgery.

Approach:
  • Study Design: Retrospective analysis of clinical data from five children who underwent pancreatic resection using the modified stent-free Chen's U-suture technique.
  • Patient Demographics: Five children (2 males, 3 females; aged 4.3–10.1 years) with various pancreatic conditions were included.
  • Surgical Technique: The modified stent-free Chen's U-suture technique was employed without the placement of a main pancreatic duct stent.
Key Findings:
  • All procedures were successful with a median operative time of 5 hours (range 3–8 hours).
  • No clinically relevant postoperative pancreatic fistula (CR-POPF) occurred (0%, 95% CI: 0.0%–52.2%).
  • Transient mild hyperamylasemia was observed in two patients, managed conservatively.
  • No infections, hemorrhages, reoperations, or readmissions were reported.
  • Long-term follow-up showed one child required pancreatic enzyme replacement for fat malabsorption.
Interpretation:

The modified stent-free Chen's U-suture technique achieved a 0% CR-POPF rate in this small cohort.

Limitations:
  • Small sample size limits generalizability.
  • Short follow-up duration for some patients may not capture long-term outcomes.
Conclusion:

The technique resulted in low complication rates and manageable transient hyperamylasemia.

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