观察两组临床疗效，并比较两组治疗前后动脉血气、肺阻抗血流图和血液流变学的变化。
To observe the effect and detect the blood gas indices, pulmonary impedance rheogram and hemorrhedogy of both groups′s before and after treatment.
方法建立实验性血管性眩晕气虚血瘀证家兔模型，以西比灵胶囊为阳性对照药进行比较，观察眩晕定方干预前后血液流变学和脑血流图等改变情况。
Methods The vascular vertiginous model rabbits with QDBS were prepared, and compared with medicine sibelium, the effects of XYD on REG and blood rheology in these models were evaluated.
结果：两组均能改善脑梗死患者脑血流图、血液流变学和血脂的多项指标参数，但巨针组优于毫针组（P< 0 0 5 ）。
Results Rheoencephalogram, hemorheo logy and blood lipids were improved in the two groups, with the big needle group better than the filiform needle group ( P< 0 05).
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