How long does it take to detect fetal heartbeat and fetal bud? Pregnancy check-up is very important for every pregnant woman. The check-up can not only understand the condition of the fetus, but also detect problems in time so that they can be dealt with in time. Among them, fetal heart rate and fetal bud examination is one of the most critical examinations in early pregnancy. The timing and precautions for fetal heart rate and fetal bud examination are introduced below from several stages of pregnancy. 1. Early pregnancy (6-10 weeks) In the early pregnancy, the fetal bud has not yet grown into a complete fetus. The most critical thing at this time is the fetal heart rate check. Fetal heart rate examination generally passes