Fig. 3From: Application of open-door laminoplasty with ARCH plate fixation in cervical intraspinal tumorsCase 3. The schwannoma at the C3-4 level. a, b Prior to surgery, MRI identified that the C3-4 spinal space was occupied by the tumor. c, d At 12Â months after the surgery, no intraspinal scar adhesions or restenosis were identified by MRI. e Prior to surgery, cervical X-ray examination was performed under the upright conditions. f, g At 12Â months and 24Â months after the surgery, X-ray examination indicated no fixation transposition or fracture, cervical instability or kyphosisBack to article page