传统的静脉穿刺法多为穿刺部位上端扎止血带,并嘱患儿握拳,固定手臂于操作台上[1]。但肥胖儿皮下脂肪多,周围浅静脉不易暴露。作者经多年临床实践,通过患儿手臂悬空,穿刺段血管呈平台状,增加进针角度以及护患心理调整等,使一次穿刺成功率有较大提高,现报告如下。ｌ　临床资料1. The traditional method of venipuncture and puncturing the site for more than tourniquet tourniquet, and told children to make fist, fixed arm on the console [1]. However, subcutaneous fat fat children, not easy to expose the superficial veins. The author after years of clinical practice, through the arm of the child dangling, puncturing the blood vessels were platform-like, increasing the needle angle and nurse-patient psychological adjustment, a puncture success rate has greatly improved, are as follows. l clinical data 1.