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Published on: September 12, 2025
Laparoscopic extracorporeal ligation of hernia defects using an epidural needle and preperitoneal hydrodissection
1Department of Pediatric Surgery, Rakuwakai Otowa Hospital, Kyoto, Japan. tatekawa3966@diary.ocn.ne.jp
Insights
This study introduces a novel technique for pediatric inguinal hernia repair using an epidural needle and hydrodissection. The minimally invasive extracorporeal ligation demonstrated no recurrence in a 6.1-month follow-up.
Area of Science:
- Pediatric Surgery
- Minimally Invasive Surgery
- Surgical Techniques
Background:
- Inguinal hernias are common in children, often requiring surgical repair.
- Traditional methods can involve open procedures with longer recovery times.
- Minimally invasive approaches are sought to reduce patient morbidity.
Purpose of the Study:
- To present a novel technique for extracorporeal ligation of inguinal hernia defects in children.
- To evaluate the feasibility and early outcomes of using an epidural needle and preperitoneal hydrodissection.
- To describe a minimally invasive surgical approach for pediatric inguinal hernia repair.
Main Methods:
- Laparoscopic extracorporeal ligation was performed on 13 children using an epidural needle and preperitoneal hydrodissection.
- A 5-mm laparoscope and a Veress needle were utilized for access.
- Hernia defects were closed extracorporeally with nonabsorbable sutures via the epidural needle.
Main Results:
- All 13 patients were discharged within 24 hours postoperatively without complications.
- The mean follow-up period was 6.1 months (range 2-12 months).
- No hernia recurrence was observed during the follow-up period.
Conclusions:
- Extracorporeal ligation of inguinal hernia defects using an epidural needle is a unique and effective minimally invasive technique.
- This method offers a safe and efficient approach for pediatric inguinal hernia repair.
- The technique shows promise for reducing postoperative recovery time and preventing recurrence.
Purpose:
This article presents the extracorporeal ligation of inguinal hernia defects using an epidural needle and preperitoneal hydrodissection.
Patients And Methods:
Thirteen children underwent laparoscopic extracorporeal ligation of their hernia defect using an epidural needle and preperitoneal hydrodissection. A 5-mm trocar for an operative laparoscope was placed through an infraumbilical incision, a Veress needle for forceps was inserted halfway between the umbilicus and the anterior superior iliac spine on the contralateral side of the hernia, and a 17-gauge epidural needle was inserted at the point of the internal inguinal ring. The hernia defect was closed extracorporeally by a nonabsorbable suture, which was introduced into the abdomen through the epidural needle on the lower half of the hernia defect and withdrawn on the opposite side by a wire-loop through the epidural needle going along the upper half side of the hernia defect in a series of movements. When a contralateral hernia defect is present, laparoscopic-assisted extracorporeal ligation of the contralateral hernia defect is performed during the same operation.
Results:
All patients were discharged uneventfully from the hospital within 24 hours postoperatively. The mean follow-up period is 6.1 months (range 2-12 mos), and no recurrence has been observed to date.
Conclusions:
This article describes a unique technique of extracorporeal circuit suturing of inguinal hernia defects using a minimally invasive technique as afforded by an epidural needle.