胎儿电子监测仪是有监测胎心率和宫缩功能,及可以连续提供胎儿在妊娠期及分娩过程中对子宫及胎盘功能情况变化信息[1]。了解胎儿在子宫内安危情况,是监测胎儿健康情况的手段,为处理高危妊娠提供重要依据[2]。自2005年开始,本院门诊监测对象对产前的开始临产之产妇,异性图形以(VD)最常见。将NST,CST试验中可变型 Fetal electronic monitor is to monitor the fetal heart rate and contractile function, and can continuously provide the fetus in pregnancy and childbirth during the uterine and placental changes in functional status information [1]. Understand the safety of the fetus in the uterus is a means of monitoring the health of the fetus, providing an important basis for the treatment of high-risk pregnancies [2]. Since 2005, the outpatient monitoring object of our hospital is the most common type of heterosexual figure (VD) for prenatal maternal mothers. Will be NST, CST test variant