Methods: Forty lumbar disc herniation cases were divided into RDH and DDH groups by the operational findings.

• 方法:选取40例腰椎间盘突出症患者的椎间盘手术标本,依术中所见分为破碎型腰椎间盘突出组(破碎组)和退变型腰椎间盘突出组(退变组)。