After opening three fingers to play painless may wait for four to five hours to give birth, but not absolutely, the later may not be able to smooth labor and delivery, specific to the individual situation to decide.
To painless delivery of women, generally wait for the uterine mouth to open three fingers before you can play, open three fingers to play painless how long after the birth of no uniform specific time, most need four to five hours, mainly depending on the maternal labor, contractions, pelvic and other aspects of the situation.
The opening of the uterus does not necessarily mean that the vaginal delivery, the descent of the fetus due to the umbilical cord pressure or placental function of aging and many other factors, continue to deliver the process of fetal heart abnormalities, severe cases of intrauterine distress may occur, the need for cesarean section delivery of the fetus.
In some women, the process of labor development is slow. Consider applying hysterotonin to induce labor to help the cervix to open and the fetal head to descend.