BACKGROUND: Endoscopic vacuum therapy (EVT) is an increasingly popular endoscopic technique used for the treatment of wall defects in the gastrointestinal tract. Open-pore film drainage (OFD) systems are a new addition to the armamentarium of EVT and have shown encouraging results in a wide spectrum of applications. The aim of this review is to summarize the current literature on the applications of OFD systems in the gastrointestinal …