Conclusion Children scalp needle bloodcollection needle method has a high success rate, operation time is short, is an effective method of venous blood.
结论小儿头皮针股静脉采血方法一针穿刺成功率高，操作时间短，是一种有效的静脉采血方法。
2
The contraindication, method and clinic application of collection of placenta blood were summarized. The results showed that placenta blood could be used as a new kind of blood resource.
总结采集胎盘血的禁忌症、采集方法及临床应用，显示胎盘血有广泛的应用价值，是一种新的血源。
3
Method The air samples from bloodcollection room were collected and cultured before and after air (sterilization), and again before and after various personnel activities.