骨髓穿刺是儿科临床常用的诊疗技术,尤其是诊治白血病的必要手段。但传统的骨髓穿刺方法操作费力,且常有骨髓液稀释或干抽现象;同时由于穿刺针粗,造成的创伤较大;加之患儿及家属具有恐惧心理,在操作过程中患儿哭闹易造成定位不准确而使骨髓穿刺失败。2 0 0 3 -0 1至今,我们用10 Bone marrow puncture is a pediatric clinical diagnosis and treatment techniques, especially the necessary means of diagnosis and treatment of leukemia. However, the traditional method of bone marrow puncture and laborious, and often bone marrow fluid dilution or dry pumping phenomenon; at the same time as the puncture needle thick, resulting in greater trauma; together with children and their families with fear, in the process of children crying easy Resulting in inaccurate positioning and bone marrow puncture failure. 2 0 0 3 -0 1 So far, we use 10