Listening to the fetal heart is one of the contents of family self-monitoring of the fetus. In addition to pregnant women should learn to observe fetal movement, as a husband, if possible, it is best to learn to listen to fetal heart. So, where is the stethoscope listening to the fetal heart? Where is the fetal heartbeat?
where is the fetal heartbeat?
The fetal heart is formed at the end of the eighth week of pregnancy, and the heartbeat of the fetal heart can be detected by B-ultrasound. At the end of the 2th week of pregnancy, the fetal heart sounds can be clearly heard from the pregnant woman's abdomen with the fetal heart stethoscope, and the frequency and strength of the fetal heart can be judged, so as to understand the growth and development of the fetus in the uterus.
Generally, it is clear to auscultate on the back of the fetus. According to the fetal position, find the position of the fetal head, and then look for the clearest position in the lower part. So that some experience can be heard later. The frequency is fast, 12-16 times per minute is normal.
To listen to the fetal heart correctly, the stethoscope should be worn correctly first. Its method is: the stethoscope is designed with patented ergonomic ear canal and ear sinus conforming to the ear canal angle. It can comfortably fit the listener's ear canal without making you feel tired and uncomfortable. Please pull the ear tube of the stethoscope outward before putting it on; The metal ear canal should be tilted forward, and the ear canal should be inserted into your external auditory canal, so that the ear sinus and your ear canal can be tightly closed. Everyone's ear canal is different in size, so you can choose an appropriate ear sinus.
an instrument for listening to the fetal heart
Pregnant women can hear the heartbeat of the fetus, that is, the fetal heart, at the 12th week of pregnancy, but the voice of the fetal heart is very low at this time. When pregnant women are pregnant for 15 weeks, they need to use some special instruments to listen to the fetal heart, so as to grasp the health and development of the fetus. So, what instruments are used to listen to fetal heart? The following small series summarizes the commonly used instruments for listening to fetal heart.
1. Stethoscope
The fetal heart beats strongly, with a fast rhythm and a sound like a pendulum. The speed of fetal heart beat is closely related to the state of the fetus (variability of fetal heart). When the fetus is awake, the fetal heart rate increases; When the fetus is in a quiet sleep state, the fetal heart slows down.
2. Fetal language instrument
Fetal language instrument is a household consumer electronic device that combines traditional ultrasonic Doppler probe with mobile Internet, which is quite different from traditional fetal heart rate. The fetal voice instrument transmits the fetal voice collected by the probe to the smart phone or terminal for processing.
3. Fetal heart
Fetal heart adopts Doppler auscultation technology. Fetal heart can be used to listen to fetal heart rate, and some can display fetal heart rate through LED or LCD screen.
With the instrument for listening to fetal heart, a correct method is needed. The following summarizes the use steps of some instruments.
1. Lie flat
Listen to the posture of the fetal heart: Please find a more comfortable, quiet and undisturbed environment to lie flat, slightly raise your head, straighten your legs and relax, even though you are looking forward to it, don't get excited, haha. Listening to fetal heart is a pleasant thing, don't you think so? At the same time, when lying flat, the fetal heart position will be closer to the abdominal wall of pregnant women, and the distance from the probe will be closer, and the fetal heart sound will be easier to hear.