Fig. 3

Intraoperative and postoperative imaging of liver parenchyma split by modified median hepatic fissure and combined with tumor resection. A Intraoperative ultrasound suggested that the tumor was between the root angle of the middle and right hepatic veins; B intraoperative surface projections of tumor, middle hepatic vein and right hepatic vein marked on the surface of the liver. C When the operation is close to the lower margin of the tumor, split the liver parenchyma from the front of the tumor; D tumor and middle hepatic vein; E tumor and right hepatic vein; F tumor and postcaval vein; G surgical field after resection of tumor; H CT imaging on the 7th day after operation, yellow arrow: right hepatic vein, red arrow: middle hepatic vein; I resection specimens of liver cancer