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Updated: Jul 13, 2026

Use of a Rat Model to Study Ventral Abdominal Hernia Repair
Published on: October 2, 2017
Moran repair for inguinal hernias
R M Moran1, J Brauns, C R Petrie
1National Ambulatory Hernia Institute, La Puente, California, USA.
Abstract:
A total of 1282 inguinal hernia repairs were performed between September 1989 and June 1994 using polypropylene mesh inserted in the preperitoneal space to reinforce a two-layer transversalis fascia technique. There was a recurrence rate of 0.4 per cent with a minimal follow-up of 14 months. All the operations were performed as outpatient surgery, under local anesthesia or general anesthesia, with immediate ambulating home and early return to normal activities and work. Complications were minimal, with no mortality.
Insights
This study on inguinal hernia repair using polypropylene mesh showed a low recurrence rate of 0.4%. Outpatient surgery with early recovery minimized complications and mortality.
Area of Science:
- Surgical Innovation
- Gastroenterology
- Hernia Repair Techniques
Background:
- Inguinal hernias are common surgical conditions.
- Traditional repair methods have varying recurrence rates.
- Minimally invasive techniques aim for faster recovery.
Purpose of the Study:
- To evaluate the efficacy of polypropylene mesh in preperitoneal inguinal hernia repair.
- To assess recurrence rates and complication profiles.
- To determine the feasibility of outpatient inguinal hernia surgery.
Main Methods:
- 1282 inguinal hernia repairs were performed between 1989 and 1994.
- Polypropylene mesh was used in the preperitoneal space.
- A two-layer transversalis fascia technique was reinforced.
Main Results:
- A recurrence rate of 0.4% was observed.
- Minimal follow-up duration was 14 months.
- Complications were minimal, with no mortality.
Conclusions:
- Preperitoneal polypropylene mesh repair is effective for inguinal hernias.
- Outpatient surgery allows for early ambulation and return to work.
- This technique offers a safe and efficient treatment option.

