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Use of a Rat Model to Study Ventral Abdominal Hernia Repair
Published on: October 2, 2017
Major mesh-related complications following hernia repair: events reported to the Food and Drug Administration
T N Robinson1, J H Clarke, J Schoen
1Department of Surgery, University of Colorado Health Sciences Center, Box C311, 4200 East Ninth Avenue, Denver, CO, 80262, USA. thomas.robinson@UCHSC.edu
Abstract:
Mesh material affects complications following hernia repair. Medical device reports on the use of surgical mesh for hernia repair were reviewed from the Food and Drug Administration's (FDA) Manufacturer User Facility Device Experience Database from January 1996 to September 2004. We analyzed 252 adverse event reports related to the use of surgical mesh for hernia repair. Adverse events included infection (42%, 107 reports), mechanical failure (18%, 46), pain (9%, 23), reaction (8%, 20), intestinal complications (7%, 18), adhesions (6%, 14), seroma (4%, 9), erosion (2%, 6), and other (4%, 9). Compared to all other mesh types, Sepra/polypropylene mesh had more mechanical failures (80 vs 14%, p < 0.05), biomaterial mesh had more reactions (57 vs 7%, p < 0.05), polytetrafluoroethylene (PTFE)/polypropylene mesh had more intestinal complications (14 vs 7%, p < 0.05), and PTFE mesh tended to have more infections (75 vs 41% all other, p = 0.07). Death occurred in 2% (5). We conclude that specific mesh materials are related to specific complications.
Insights
Specific surgical mesh materials are linked to distinct hernia repair complications. This review of FDA data found infections, mechanical failures, and reactions varied significantly by mesh type.
Area of Science:
- Surgical innovation
- Biomaterials science
- Medical device safety
Background:
- Surgical mesh is widely used for hernia repair.
- Understanding mesh-related complications is crucial for patient safety.
- Previous studies have indicated variations in complication rates among different mesh types.
Purpose of the Study:
- To analyze adverse event reports associated with surgical mesh for hernia repair.
- To identify specific mesh materials and their related complications.
- To inform surgical practice and device development.
Main Methods:
- Review of Food and Drug Administration (FDA) Manufacturer User Facility Device Experience (MAUDE) database.
- Analysis of 252 adverse event reports from January 1996 to September 2004.
- Statistical comparison of complication rates across different mesh materials.
Main Results:
- Infection was the most common complication (42%), with PTFE mesh showing a trend toward higher rates.
- Mechanical failure (18%) was significantly more frequent with Sepra/polypropylene mesh.
- Biomaterial mesh was associated with more reactions (57%), and PTFE/polypropylene mesh with more intestinal complications (14%).
- Death occurred in 2% of reported cases.
Conclusions:
- Specific surgical mesh materials are associated with particular types of complications following hernia repair.
- Material choice may influence the risk profile of hernia repair surgery.
- Further research into material-specific risks and benefits is warranted.
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