矢状减少扩大的棘突间的韧带。ce:脊髓圆锥;d:盘;f:椎间孔;fj方面联合;IPD:椎间的过程设备;我/ s:国米/棘突上的韧带复杂;低频:韧带flavum;心肌梗死:髂肋肌肌肉;ml: longissimus thoracis肌肉; mm: multifidus muscle; mp: psoas muscle; ms: spinalis muscle; nr: nerve root; pll: posterior longitudinal ligament; ps: spinous process; pt: transverse process; sc: spinal canal; tlf: thoracolumbar fascia; v: vertebra.