Comparison of staple line reinforcement with nonreinforcement in Roux-en-Y gastric bypass surgery: a meta-analysis.
Surg Obes Relat DisMay 14, 2026 (epub)
Clinical ResearchGeneral Surgery
Xiaoyi Li, Lingrong Yuan, Jiwen Zhang et al.
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In 30 seconds
This meta-analysis evaluated the impact of staple line reinforcement versus nonreinforcement in Roux-en-Y gastric bypass surgery across 10 studies involving 3680 patients. The findings indicated that staple line reinforcement significantly reduced the risk of postoperative bleeding (RR = .23) and stricture (RR = .25), while no significant difference was observed for anastomotic leakage.
Key findings
- Reinforced group had a significantly lower risk of bleeding complications (RR = .23).
- No significant difference in anastomotic leakage between the two groups (RR = .30).
- Reinforcement was associated with a significant reduction in postoperative stricture risk (RR = .25).
Why it matters
Understanding the effectiveness of staple line reinforcement can guide surgical decision-making in Roux-en-Y gastric bypass, potentially improving patient outcomes by reducing specific postoperative complications.