Fig. 3.

Laparoscopic liver resection in the semiprone position for tumors in the posterosuperior segment (S7), anterosuperior segment (S8), and right superior portion of the caudate lobe (S1). a Right anterior view before the right triangular and coronary ligaments are divided. b Right anterior view after the right triangular and coronary ligaments are divided. c Semiprone position during surgery. The patient position is almost the same as in Fig. 2. As the surgeon stands on the cranial side to use the intercostal port, the left hand of the patient is moved towards the head. d Port sites: an additional intercostal port was inserted at the seventh intercostal space in the anterior axillary line