How to make a baby turn over

When doing four-dimensional color Doppler ultrasound, some babies are not in good position, and they will show their own shielding situation. At this time, there is no way to judge the abnormality of the baby's internal organs, or the abnormality of the shielding part. In order to prevent the shielding situation, it is recommended that pregnant women get out of bed and move for about half an hour, or left lying position, right lying position, constantly changing the position, or oxygen, to stimulate the baby's fetal movement. So, do four-dimensional color Doppler ultrasound how to let the baby turn over. First of all, to stimulate the baby fetal movement, baby fetal movement, they will turn over will change position. If the uterus is small or amniotic fluid is very small, the baby is difficult to turn over, in this case can not see the shelter parts, there is no way to find the shelter parts of the existence of abnormalities.