椎静脉丛是位于椎管内、外的静脉丛。分为两组：①椎外静脉丛，位于椎体前面，椎弓及各突起的背面，收纳椎体及其附近肌肉的静脉；②椎内静脉丛，位于椎管内的硬脊膜外腔中，自枕骨大孔至骶骨尖端连续不断，收纳椎骨、脊髓回流的静脉。椎内、外丛之间互相交通，向两侧注入椎静脉、肋间后静脉及腰静脉。上端穿硬脑膜可与硬脑膜静脉窦沟通；下端可与盆底静脉相交通。
... 髁导静脉 condylar emissary vein 椎静脉丛 vertebral venous plexus 颈外静脉 external jugular vein ...
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椎内静脉丛 internal vertebral venous plexus ; internal vertebral plexus
椎外静脉丛 external vertebral plexus ; external vertebral venous plexus
椎外后静脉丛 [解剖] posterior external vertebral venous plexus ; [解剖] plexus venosus vertebralis externus posterior
椎内后静脉丛 [解剖] posterior internal vertebral venous plexus
椎内前静脉丛 [解剖] anterior internal vertebral venous plexus
椎外前静脉丛 [解剖] anterior external vertebral venous plexus
枕下三角内有椎动脉及肌支，椎静脉丛和颈1神经。
The structure in the triangle was the vertebral artery, muscular branches, vertebral venous plexus and C1 nerve.
结果椎管内静脉前丛位于椎管腹侧面，是椎静脉系的主要组成部分，静脉数目多而致密。
Results The intravertebral anterior venous plexus, which was on the ventrolateral to the spinal cord, was dense and the main part of the intravertebral venous plexus.
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