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.
结论双侧颈浅丛神经阻滞麻醉用于甲状腺手术是安全可靠的麻醉方法。
Conclusion Bilateral superficial cervical nerves-block anesthesia is safe and useful for operation on thyroid gland.
目的评价相同浓度罗比卡因与布比卡因用于颈神经丛阻滞的麻醉效果。
Objective To compare the clinical efficacy of ropivacaine and bupivacaine used in cervical plexus block.
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