The higher ablation efficiency mainly embodies that wider surface diameter, deeper height, and bigger volume for craters will be obtained.
消融效率提高主要体现在凹坑表面直径更宽、高度更深、体积更大；
BACKGROUND: Radio frequency ablation (RFA) has widely utilized in the treatment for tumor with minimally invasion. However, the current RFA has disadvantages of little volume of coagulation.
背景：射频消融作为一种有前途的微创肿瘤治疗方法应用越来越广泛，但是现今的射频消融系统还普遍存在消融范围小的问题。
Objective To investigate whether microwave ablation with distilled water or saline infusion through a perfused microwave antenna can induce large ablation volume.
目的探索通过改进的微波天线用蒸馏水或生理盐水灌注肝组织增大微波凝固范围的可行性。
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