Methods To measure thickness part of lamina ablated of 20 vertebral canal in 4 adult cadavers,and review 36 cases following enlarge of vertebral canal reserving part of laminae.

 
  • 方法對4具人體腰椎20個(gè)腰椎椎板上下厚度、棘突上下沿的測量,和36例保留腰椎板骨梁、骶棘肌懸吊椎管擴大術(shù)病人的觀(guān)察。
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