J Min Access Surg Close
 

Figure 1: Patient position, anatomical landmarks and port placement. (a) Outline of spinal accessory nerve, mandible and sternocleidomastoid muscle is marked. The primary port (P1) is in the centre, and working ports (P2 and P4) are at the sides. (b) One 12 and 2 5 mm ports are placed

Figure 1: Patient position, anatomical landmarks and port placement. (a) Outline of spinal accessory nerve, mandible and sternocleidomastoid muscle is marked. The primary port (P1) is in the centre, and working ports (P2 and P4) are at the sides. (b) One 12 and 2 5 mm ports are placed