Background: Hinge-Door Cervical laminoplasty is commonly performed procedure in patients with cervical spondylotic myelopathy. Most available studies have established restriction of flexion and extension motion post laminoplasty but the literature on post-laminoplasty axial rotation is sparse. Objective: To study the axial neck rotation on either side following hinge door cervical lam... https://www.roneverhart.com/Liftmaster-K1D8387-1CC-Expansion-Circuit-Board/