Additional file 1 of A novel device to assess the oxygen saturation and congestion status of the gastric conduit in thoracic esophagectomy

Additional file 1: Supplemental Video1. Video of real time intraoperative evaluation of tissue oxygen saturation and T-Hb index during surgery. Tissue oxygen saturation and T-Hb index are performed after gastric tube preparation. A sterile bag is used to cover this device, and the optimal anastomotic site is measured in real time.