颈;Reerse-angled curettes and a burr were used to create a foraminotomy at S2, which allowed the S1 and S2 nere roots to be mobilized.
刮匙和电钻行骶2神经孔切开术，松解骶1、骶2神经根。
刮匙刮Reerse-angled curettes and a burr were used to create a foraminotomy at S2, which allowed the S1 and S2 nere roots to be mobilized.
刮匙和电钻行骶2神经孔切开术，松解骶1、骶2神经根。
声明：以上例
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