Fig. 2

Intraoperative procedures. a The total required bone length was 115 mm, and a prefabricated resin stent was made. b The mandible and neck mass were removed together en bloc. c Reconstruction with a microvascular fibula free flap was performed. d The peroneal artery was anastomosed with the facial artery via an end-to-end mode (indicated by a long arrow), and the vena comitans was anastomosed with a branch of the internal jugular vein (indicated by short arrows) under a microscope