Augmented Reality-Assisted Pancreaticoduodenectomy with Superior Mesenteric Vein Resection and Reconstruction

Figure 3

Screen capture images of the surgical field before and after QR scanning for image registration. (a) The surgical field of Patient 1 prior to the dissection of the IPDA and tumor-invaded region of the SMV. (b) Screen capture image showing placement of the QR code and superimposed virtual 3D model. The white circle indicates the region of the SMV invaded by the tumor. CHA: common hepatic artery; CHD: common hepatic duct; GDA: gastroduodenal artery; IPDA: inferior pancreaticoduodenal artery; QR: quick response; SMA: superior mesenteric artery; SMV: superior mesenteric vein.

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