venepuncture造句

1、Objective To relieve the pain of venepuncture in the dorsum of the hand.
目的探讨手背静脉穿刺时疼痛程度最低的最佳部位，减轻患者的痛苦。

2、As a routine operation in nursing, removing the venepuncture needle leads to many adverse effects.
静脉穿刺拔针是护理常规操作，然而拔针不当会出现许多不良反应。

3、Their behavior during venepuncture and it's success rate in the two groups were closely observed.
观察两组患儿静脉穿刺时的行为状况和静脉穿刺的成功率。