目的：观察单侧腰丛-坐骨神经阻滞用于下肢外伤性手术麻醉的镇痛效果及对血液动力学的影响。
Objective: To evaluate the effect of analgesia and hemodynamic responses on combined lumbar plexus-sciatic nerve block for emergent lower-extremity surgery.
目的：观察单侧腰丛-坐骨神经阻滞用于下肢外伤性手术麻醉的镇痛效果及对血液动力学的影响。
Objective: To evaluate the effect of analgesia and hemodynamic responses on combined lumbar plexus-sciatic nerve block for emergent lower-extremity surgery.
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