Method:The intraspinal canal approach was utilized in 3 cases,the paraspinal approach between multifidus and longissimus muscle was used in 3 cases.

 
  • 方法:突出位于椎間孔內的3例采用椎管內入路,其中2例保留關(guān)節突,1例切除椎弓峽部及上下關(guān)節突。
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