And then, it can reflect the blood vessel flux of internal carotid plexus, intracranial sector and vertebral, the quantification target of vein backflow drag.
据此可反映出颈内动脉颅内段和椎动脉的血管流量以及静脉回流阻力等定量指标。
To study the effect on carotid sinus and vagus for the cause of hemodynamic response during cervical plexus block.
目的研究颈丛神经阻滞麻醉对颈动脉窦和迷走神经的影响，探讨颈丛神经阻滞麻醉引起心血管副反应的原因。
To study the effect on carotid sinus and vagus for the cause of hemodynamic response during cervical plexus block.
目的研究颈丛神经阻滞麻醉对颈动脉窦和迷走神经的影响，探讨颈丛神经阻滞麻醉引起心血管副反应的原因。
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