Cervical Spine Surgery Decompression Laminectomy + Lateral Mass Screw Fusion Fixation neurosurgical videos. A Laminectomy is a procedure that removes some lamina and spinal processes at the back of the spinal canal to increase the space for, and decrease the pressure on, the spinal cord. In degenerative spinal stenosis, any of a posterior disc protrusion, bone spurs or osteophytes from the vertebral bodies and facet joints, or calcification of the spinal ligaments, can compress the neurosurgical videos. In addition, some people are born with a narrow spinal canal, and they tend to get degenerative spinal stenosis symptoms earlier in life, in their forties and fifties. This can cause pain, weakness, tingling or numbness in the arms or legs, and can affect the use of your hands, how you walk, and your bowel and bladder function. Advanced myelopathy can confine you to a wheelchair.Cervical Spine Surgery Decompression Laminectomy + Lateral Mass Screw Fusion Fixation neurosurgical videos.