Conclusion: The main cause of secondary lumbar spinal stenosis is degeneration.

结论：继发性腰椎管狭窄症的最常见原因是退变。

The lumbar spinal stenosis is one of the common reasons resulting in motor dysfunction.

腰椎管狭窄症是造成运动功能障碍的常见原因之一。

A lumbar laminectomy is typically performed to alleviate pain from lumbar spinal stenosis.

腰椎椎板切除术通常用于缓解腰椎管狭窄所致的疼痛。

The operation of complicated lumbar spinal stenosis is difficult to operate and has high risk.

复杂性腰椎管狭窄症手术难度大，风险高。

Objective:To study the operative approach for the treatment of degenerative lumbar spinal stenosis.

目的：探讨退变性腰椎管狭窄症的手术治疗。