Cervical Ripening Methods in Obstetrics

Introduction to Cervical Ripening

The American College of Obstetricians and Gynecologists recommends cervical ripening methods, including Foley catheter balloon ripening and membrane sweeping, to stimulate labor in pregnant women 1

A Foley catheter used for cervical ripening involves inserting a catheter with an inflatable balloon through the cervix, then inflating it to mechanically dilate the cervix and stimulate prostaglandin release, typically left in place for 12-24 hours or until spontaneous expulsion 1
Membrane sweeping is a non-invasive office procedure that releases endogenous prostaglandins to promote cervical ripening and potentially trigger labor, and can be repeated at subsequent visits 1

Foley catheter requires cervical instrumentation and catheter placement, typically in a hospital setting, whereas membrane sweeping is performed during routine office examination without equipment 1
Foley provides continuous mechanical pressure over hours, whereas sweeping provides brief mechanical stimulation during the examination 1