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Induced, Controlled, Pneumothorax: A Useful Maneuver For Laparoscopic Left...

Video Published 2019-03-07 Updated 2026-08-01

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Topic Overview

Novel laparoscopic technique for left diaphragmatic eventration repair in a 2-year-old using controlled pneumothorax to improve surgical access. By temporarily introducing air into the pleural space via catheter, the elevated diaphragm descends, facilitating easier grasping and plication during minimally invasive correction.

Key Takeaways

  • Pneumoperitoneum pushes evented diaphragm upward making laparoscopic plication difficult; controlled pneumothorax reverses this tension
  • 18G catheter at 11th intercostal space mid-axillary line creates controlled pneumothorax; insert only Teflon sleeve to avoid lung injury
  • Three-way valve system allows titrated air injection/removal to optimize diaphragm position during plication
  • Complete air evacuation via manual aspiration plus underwater drainage with positive-pressure ventilation prevents postoperative pneumothorax
  • Technique enabled successful laparoscopic repair with no recurrence at 2-year follow-up in pediatric diaphragmatic eventation

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