Fig. 1From: Open necrosectomy combined with continuous positive drainage and prophylactic diverting loop ileostomy for late infected pancreatic necrosis: a retrospective cohort studyDouble-lumen irrigation–suction tube (DLIST) consists of a red irrigation catheter, a suction catheter (identified by black arrow), and a supporting pipe (identified by white arrow). It works under continuous negative pressure of 150 to 200 millibars along with continuous saline irrigation at 300 mL/hBack to article page