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Placement of transumbilical ports for TMLN and post-operative appearance. (A) Preoperative design of transumbilical port position. (B) One 5-mm port at the contralateral aspect and 9 o’clock position of umbilicus for the camera, and two additional 5-mm and 3-mm working ports inserted through the periumbilical skin incision at the 6 and 12 o’clock position, respectively. (C) Umbilical appearance 4 weeks after the surgery.
