我院于1981年3月采用耳垂血代替静脉血测定 AFP(甲胎蛋白),以预诊先天性胎儿畸形。方法。应用火箭电冰放射免疫自显影法,采用上海生物制品研究所生产的火箭电泳放射免疫自显影药盒(最低敏感度为31毫微克/毫升)。消毒耳垂,针刺深度适中,勿挤压过慎,以免影响 AFP值,以毛细管吸取耳垂血约0.15毫升,封闭一端, In March 1981, our hospital used the blood of the ears instead of the venous blood to measure the AFP (AFP) in order to diagnose congenital fetal malformations. method. Rocket radioimmunoassay using the rocket electrophoresis autoradiography kit produced by the Shanghai Institute of Biological Products (minimum sensitivity of 31 ng / ml). Disinfection earlobe, acupuncture depth is moderate, do not squeeze too caution, so as not to affect the AFP value to capillaries draw about 0.15 ml earlobe blood, one end of the closure,