Pulmonary Watershed Topographic Map Navigation for Lung Nodule Resection

"* Compare the preoperative 3D reconstruction model, and use electrocautery to directionally separate and expose the target artery;~ * Auxiliary devices (unlimited) to block the target artery, but should not be severed; ③ Peripheral intravenous injection of ICG, electrocautery to mark the border of counter-staining; ④ Evaluate the actual incisal margin according to the preoperative planning, and use the cutting stapler to wedge resection of the pulmonary nodule"