目的客观评价一次性定量自动静脉采血器(采血器)的临床应用效果。
Objective it was aimed to objectively evaluate the clinical use of momentary quantitative automatic venous blood sampler.
结果：真空采血时间明显少于一次性注射器采血时间，且穿刺成功率和标本合格率高。
Results: the time consumed with the vacuum blood draw was markedly less than that of the disposable syringe blood drawing. In addition, both the puncture suc...
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