The epidural space is usually identified via the lumbar approach.

一般通过腰部通路进入硬膜外腔.

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However, for posterior approaches, concerns regarding heterotopic bone formation within the epidural space have been raised.

然而, 对于后侧入路, 关于硬膜外腔隙出现异位骨形成的担心日益增多.

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A spinal needle system that signals entry into the epidural space tip stabilizes the dura mater.

一种脊椎穿刺针系统,所述的脊椎穿刺针系统发出进入硬膜外腔的信号,稳定硬脊膜.

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