The septum resection and dura mater spinalis plastic repair should be done first in the patients complicated with SCM.The surgical methods demonstrated in this article are safe and effective.

• 结论脊柱侧弯畸形患者在做脊柱矫形之前应检查是否合并脊髓纵裂，合并脊髓纵裂者应先行椎管内骨嵴切除、硬脊膜囊成形。