Introduction: During upper cervical anterior fusion involving C2. the branches of the superior laryngeal and hypoglossal nerves traversing the operative field are at risk for injury. mainly from excessive retraction and/or incidental ligation. These injuries would cause postoperative dysphagia and/or dysphonia that are often transient but might sometimes persist for several months. https://halohealthcarers.shop/product-category/crutch-asseccories/