Laparoscopic liver resection utilizing the ventral avascular area of the inferior vena cava: A retrospective cohort study

Figure 9 Computed tomography image of the liver tumor and the surgical procedure of laparoscopic right hemihepatectomy. A: Computed tomography image of the liver tumor located on S5 and S8 (arrow); B: Schematic of the surgical procedure, with labels 1, 2, and 3 representing the different surgical steps; C: Blunt dissection with laparoscopic vessel forceps for exposing the avascular area in the retrohepatic tunnel; D-F: The liver parenchyma was split along the surface of the inferior vena cava using an ultrasonic scalpel in a caudal to cranial direction; G: Exposing the root of the middle hepatic vein; H and I: Transection of the short hepatic vein of the third hepatic hilum; J: Transection of ventral branch of S8 vein; K: Transection of right hepatic vein. RHV: Right hepatic vein; MHV: Middle hepatic vein; IVC: Inferior vena cava; V8v: Ventral branch of S8 vein.