Nowadays, more and more expectant mothers have given the baby\’s umbilical cord wrapped around the neck a very interesting nickname – braided \”neck\”. In addition to being fun, this name is also meant to make expectant mothers feel relaxed and happy. The baby\’s umbilical cord is wrapped around his neck. Don\’t be too nervous.
The importance of the umbilical cord
The umbilical cord is the only connection between mother and baby. One end is connected to the navel chakra on the baby\’s abdomen, and the other end is attached to the placenta. Obtain oxygen and various required nutrients everywhere, while expelling waste from the fetal body.
The umbilical cord usually consists of two umbilical arteries and one umbilical vein (the umbilical vein has a larger lumen and a thinner wall; the umbilical artery has a smaller lumen and a thicker wall), and is covered with a layer of soft colloid. Substances and translucent films. The three blood vessels in the umbilical cord are arranged in a spiral, like three ropes twisted together. And because it is composed of three blood vessels, one large, two small, and so on, during an obstetric examination, a B-ultrasound will be used to find that the cross-section of the umbilical cord looks like the head of the cartoon star Mickey Mouse. The length of the umbilical cord is different for each fetus. The average length of the umbilical cord is 55 cm. If it exceeds 70 centimeters, it is called an umbilical cord that is too long. some bad effects.
How much do you know about the umbilical cord wrapped around the neck?
Careful expectant mothers can find that B-ultrasound doctors often write a \”\” on the report sheet, followed by 0 or a different number. What does it mean? it\’s actually really easy. This means whether the baby currently has an umbilical cord wrapped around its neck. 0 means that there is no umbilical cord around the neck, and the other different numbers refer to the number of turns of the umbilical cord around the neck. Generally speaking, the incidence rate of umbilical cord wrapping around the neck during pregnancy is 20-25%, which means that one in every 4-5 fetuses is born with the umbilical cord wrapping around the neck. Among them, the incidence rate of the umbilical cord wrapping around the neck for one week is 89%, while the incidence of the umbilical cord wrapping around the neck for two weeks is 11%, and the incidence of the umbilical cord wrapping around the neck for more than three weeks is rare.
With the popularization and application of B-ultrasound, ultrasonic examination has become an important part of prenatal examination. Under B-ultrasound, you can see whether the fetus has an umbilical cord wrapped around its neck, how many weeks it has, and how tight it is.
The \”V\”-shaped indentation is on the longitudinal section of the fetal head and neck. There is a \”V\”-shaped indentation on the back of the fetal neck, indicating that the umbilical cord wraps around the neck.
A ‘W’-shaped indentation indicates that the umbilical cord has been wrapped around the neck for two weeks, and a wavy indentation indicates that the umbilical cord has been wrapped around the neck for more than two weeks.
Fake umbilical cord wrapped around the neck. Sometimes the umbilical cord blocks the baby\’s neck and does not wrap around the fetus\’ neck. However, under B-ultrasound, the image of the umbilical cord wrapping around the neck can also be shown. Therefore, when the umbilical cord is found to be wrapped around the neck, a review should be performed to rule out false umbilical cord wrapping around the neck.