Objective To study the effect of anterior decompression with Zhao Chunfeng decompression system(ZDS) trepan for the local ventral compression of cervical spinal cord.

• 目的探讨应用赵春风减压系统(ZDS)旋转推进式环锯前路减压融合术治疗颈脊髓腹侧局限性压迫的疗效。