The patients were divided into three groups according to the etiology of the lesion: herniated disc, spinal stenosis, and failed back surgery syndrome.

这些病人按照损伤的原因分成三组：疝气、脊椎腔狭窄以及失败手术综合症。

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BACKGROUND: Stretch injury of nerve root is one of reasons for recent onset of failed back surgery syndrome, but precise pathological mechanism has not been verified.

背景：神经根牵拉损伤是腰椎手术失败综合征的近期发病原因之一，但确切的病理机制尚未经证实。

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The localization diagnosis and the limited surgical technique of the Lumbar Disc Hemiation Failed Back Surgery Syndrome were studied to reduce the rates of surgical failure.

为探讨与腰椎间盘突出症有限化治疗相关的定位定性诊断及手术操作方法，减少手术失败率及致残率。

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Max Weinberg has endured open-heart surgery, prostate-cancer treatment, two failed back operations, and seven hand operations.

NEWYORKER: We Are Alive