Objective:To observe the results of the expansive open-door laminoplasty of cervical spine for treatment of cervical spinal stenotic myelopathy.

• 目的:观察单开门颈椎椎管扩大成形术治疗颈椎管狭窄症的效果。方法:36例颈椎管狭窄症患者,男性28例,女性8例,平均年龄49。