The normal anatomy the spine is preserved since the frontal approach takes advantage of normal tissue planes and does not require removal of any bone.
前路进入手术是利用正常的组织面，不需要去除任何骨结构；所以可以保留正常的脊柱解剖结构。
2
Its important complication was the injury of nerve roots and spine cord. Familiar with the anatomyof local cervical spine may decrease such complications.