If labour lasts more than 12 hours, the membranes are ruptured and there is no progress with oxytocic augmentation of uterine action then a section is indicated.
A contraction ring is a very rare complication of the first stage of labour. The labour will be obstructed and caesarian section is required.
Annotations allow you to add information to this page that would be handy to have on hand during a consultation. E.g. a website or number. This information will always show when you visit this page.