Conclusions: The rich blood supply of pedicled lumber vertebral lamina flap osteotomy can effectively prevent postoperative unsteadiness of the vertebral column and scare adhesion.

• 结论:带蒂腰椎椎板截骨瓣血供丰富,再植易愈合,可有效地防止术后脊柱不稳及瘢痕粘连。