Fetal in intrauterine pose

Fetal be called in intrauterine pose " position of a foetus " , with fetal the part that when be born, labors first will describe, can divide for buttock, first etc, state these positions and bone basin distance are the closest.

Fetal in intrauterine normal pose is perpendicular (stand) , also meet sometimes the horizontal stroke is in the uterus (horizontal) , or it is interpose between afore-mentioned both (inclined) . Another kind of pose is buttock, if be produced with this kind of pose, the mother needs to accept analyse palace to produce an operation more.

Arrive gravid 32 Zhou Shi, great majority is fetal head over heels is in uterine change trains, till labor,this happens in 28 weeks about. But some are fetal criterion otherwise, go up in day of the head in the uterus time is longer, minority is fetal hold the position on head day unapt the hip when be born labors first.

As a result of small fetal there is larger space inside the uterus, because buttock can appear inside this one calm time,change to the position such as buttock to head or head. Become sometimes fetal not be with the head when securing, this kind of mark resembles showing gravid progress is not what you think beforehand in that way.

Carry the head that feel fetal foot and is not hard ball appearance, carry your rib on the head, you will know fetal be in position of head over heels. Once fetal and fixed at head over heels, fetal head carries the muscle end the basin to springiness on the head. At first very slight, extend pelvic cavity gradually as fetal head after that and become more and more intense.