长期以来困扰医院实验室工作的检验质量不好的原因之一是为数不少的实验标本合格程度差，如标本溶血、有细小纤维凝块、体液留取量不准等。多数医院临床标本由病区护士完成，她们对病人的生理、情绪、治疗状况了解较为详尽，有娴熟的穿刺技术，留取和采集标本合格率较高。... One of the reasons that has plagued hospital laboratories for a long time is that the quality of tests is poor because of the poor level of qualification of experimental specimens, such as hemolysis of specimens, clotting of small fibers, and inaccuracy of body fluids. Most of the hospital’s clinical specimens were completed by ward nurses. They had a more detailed understanding of the patient’s physiology, emotions, and treatment status. They had skilled puncture techniques, and the qualified rate for obtaining and collecting specimens was high. ...