That's the best time to perform the cerclage! When the cervix is open, there is a risk of puncturing the amniotic sac, and of infection. If you are dilated more than 4cm, it usually can't be done at...
Closed. It is one of the ways your body helps to protect your baby.
The cervix only opens slightly to allow the sperm in during ovulation, then if pregnancy occurs it closes and what is known as a...