Fig. 4From: Refractory esophageal–mediastinal fistula successfully treated with endoluminal vacuum therapy and enteral nutrition using a double-lumen elemental diet tube: a case reportEVT: a the wound vacuum sponge was affixed to the drainage site of the double–lumen elemental diet tube (W–EDT®). b The wound vacuum sponge was located on the esophageal fistula. c Schema of EVT and enteral nutrition using W–EDT®Back to article page