Group A(40 cases):the angle and direction of puncture needle were decided on the individual difference of kidney movement after deep inhalation.
组（法）4 0例，根据深吸气后肾脏移动的个体差异来确定穿刺进针角度。
Group A(40 cases):the angle and direction of puncture needle were decided on the individual difference of kidney movement after deep inhalation.
组（法）4 0例，根据深吸气后肾脏移动的个体差异来确定穿刺进针角度。
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