We are unable to fully investigate this event as no product code, lot number, or sample was provided.There is no indication that this event is due to a device failure.Clinical evaluation: fistulas are a known complication of incisional hernia repairs using prostheses.Risk factors include surgical technique used in fixation, presence of suture abscesses, and patient factors including obesity, smoking, diabetes mellitus, elder age and poor nutritional status.Fistulas are a late complication of repairs with mesh particularly if the mesh is in direct contact with the intestine and may be caused by chronic infection.Drainage creates a tract from one space to another, this is called a fistula.The instructions for use state complications may occur with the use of any surgical mesh including, but not limited to, inflammation, infection and fistula formation, mechanical disruption of the tissue and/or mesh material when placed in direct contact with the viscera and organs.
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