Why Mesh Infections Are Different from Normal Wound Infections
A normal soft tissue wound infection — one not involving a foreign implant — can typically be resolved with a course of appropriate antibiotics because the body's immune cells can access the infected tissue and the antibiotics can penetrate the infection. Mesh infections are fundamentally different because bacteria colonize the mesh surface and form biofilms — complex bacterial communities protected by a polysaccharide matrix that prevents antibiotic penetration and resists immune cell attack. Once a biofilm is established, the mesh effectively becomes a permanent reservoir of infection that antibiotics can suppress but rarely eliminate.
Mesh Design and Infection Risk
Scientific literature has established that mesh pore size directly affects infection risk. Mesh with pores smaller than 75 micrometers in diameter creates protected niches that macrophages and neutrophils — the immune cells that fight bacteria — cannot enter because they are too large. These protected niches allow bacteria to proliferate beyond the reach of both the immune system and antibiotics. Heavyweight, small-pore mesh products (including some Bard designs) are associated with higher infection rates than large-pore, lightweight mesh in comparative studies. Plaintiffs allege that manufacturers chose smaller pore architectures for handling and structural reasons while knowing they created elevated infection risk.
Clinical Course of Mesh Infection
Mesh infections may present acutely within weeks of surgery or as a delayed chronic infection months or years after implantation. Acute presentations involve wound redness, swelling, purulent drainage, and fever requiring prompt medical attention. Chronic presentations may involve a persistent draining sinus tract — a tunnel from the infected mesh to the skin surface — with intermittent drainage that the patient and physician may initially mistake for a simple wound healing problem. The diagnosis is established by wound culture, imaging (CT scan or MRI showing fluid collection), and clinical correlation. Treatment typically begins with prolonged antibiotic therapy followed by surgical exploration and ultimately explantation when antibiotics fail.
Sepsis and Life-Threatening Mesh Infection
In the most severe cases, mesh infection progresses to sepsis — a systemic inflammatory response to infection that causes organ dysfunction and can rapidly become life-threatening. Sepsis from mesh infection requires ICU-level care, broad-spectrum intravenous antibiotics, and emergency surgical debridement and mesh removal. Mortality from sepsis in surgical patients exceeds 20 percent in some cohorts. Survivors of septic mesh infection may have permanent organ damage, and the combined medical costs of sepsis treatment plus mesh explantation surgery can exceed $200,000. These cases represent the highest-value claims in hernia mesh litigation.
Related Pages
Davol and C.R. Bard Hernia Mesh Products
Davol Inc. and its parent C.R. Bard (now Becton Dickinson) manufactured the largest portfolio of recalled and litigation-linked hernia mesh products in the United States. Products including 3DMax, Ventralex ST, and the recalled Composix Kugel are at the center of MDL 2846 — one of the largest active medical device MDLs in federal court.
Hernia Mesh Settlements — What to Expect
Hernia mesh mass tort settlements are structured as tiered grids based on injury severity, number of revision surgeries, and individual case factors. Understanding how settlement grids work and what factors increase your tier placement helps you evaluate your claim and avoid accepting inadequate offers.
Hernia Mesh Evidence — Building Your Claim
A strong hernia mesh claim rests on three evidentiary pillars: confirmed product identification (which specific mesh was implanted), documented complications in medical records, and expert opinions causally linking the mesh to the injuries. Gathering and preserving this evidence from the moment complications are identified is the single most important step a potential claimant can take.
Ethicon and Johnson and Johnson Hernia Mesh
Ethicon, a Johnson and Johnson subsidiary, manufactured the Physiomesh Flexible Composite — voluntarily withdrawn from global markets in May 2016 after independent registry data revealed reoperation rates two to three times higher than comparator meshes. Ethicon Physiomesh and related product claims are consolidated in MDL 2753 in the District of New Jersey and MCL 616 in New Jersey Superior Court.
Hernia Mesh Complications — What Can Go Wrong
Defective hernia mesh can cause a spectrum of complications from painful but treatable infections to catastrophic bowel perforation and sepsis. Understanding which complications are associated with mesh defects — versus routine surgical risks — is essential for evaluating whether a legal claim exists.
Hernia Mesh Revision Surgery — What It Involves
Hernia mesh revision surgery — including adhesiolysis, partial mesh removal, and complete explantation — is a significantly more complex and dangerous operation than the original hernia repair. The risks, costs, and recovery demands of revision surgery are core elements of damages in hernia mesh litigation.
Hernia Mesh Recall History — What the FDA Found
The FDA has issued safety communications, ordered 522 post-market surveillance studies, and presided over multiple hernia mesh recalls. The regulatory history establishes that manufacturers had notice of mesh complications well before many patients were implanted — a critical element of failure-to-warn and design defect claims.
Inguinal Hernia Mesh Claims
Inguinal hernia mesh repairs are the most common hernia surgery in the United States, accounting for approximately 800,000 procedures annually. The inguinal region's proximity to critical nerves and spermatic cord structures makes mesh complications in this location particularly likely to cause chronic, debilitating pain.
Ventral Hernia Mesh Claims
Ventral hernias — including incisional hernias following prior abdominal surgeries — are typically repaired with large sheets of synthetic mesh placed intra-abdominally or in the retromuscular space. The large surface area of ventral mesh in contact with bowel creates significant risk of adhesion, migration, and bowel obstruction.
Hernia Mesh MDL 2846 — What You Need to Know
MDL 2846 in the Southern District of Ohio is the federal coordination for all Davol/C.R. Bard hernia mesh cases. With over 20,000 cases and ongoing bellwether trials, understanding how the MDL works is essential for any potential claimant navigating this litigation.
Hernia Mesh Chronic Pain — Inguinodynia Claims
Chronic groin pain (inguinodynia) following hernia mesh repair affects an estimated 10 to 30 percent of patients in some surgical registry studies and is the most common basis for hernia mesh legal claims. Nerve entrapment by mesh fixation devices and mesh contracture are the primary mechanisms. Chronic pain claims are legally cognizable even without revision surgery.
Hernia Mesh (Davol/C.R. Bard) Lawsuit
Hernia mesh litigation is one of the largest ongoing mass tort actions in the United States. Polypropylene mesh devices implanted during inguinal, ventral, and incisional hernia repairs have been associated with a pattern of serious defects — including mesh shrinkage, migration, erosion into adjacent organs, bacterial colonization, and nerve entrapment — that manufacturers knew about for years before disclosing to physicians or patients. The primary defendants include Davol Inc. and its parent C.R. Bard (now part of Becton Dickinson), Ethicon (a Johnson and Johnson subsidiary), Atrium Medical, and Covidien (now part of Medtronic). The federal multidistrict litigation MDL 2846 in the Southern District of Ohio has consolidated thousands of Davol/C.R. Bard claims for coordinated pre-trial proceedings. Separately, Ethicon mesh cases are coordinated in New Jersey Superior Court (MCL 616). Patients who underwent hernia repair surgery and subsequently experienced complications are urged to seek legal evaluation immediately — statutes of limitations are running and evidence must be preserved.
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