0 a device shaped like a cup, used to help a baby be born by putting it over the baby's head and using suction (= removing air) to pull the baby out of the mother's body:
So with one tug on the ventouse, out he came.
No attempt was made to use forceps or a ventouse, a vacuum device, to undertake a normal vaginal delivery.
Several recent trials have shown that ventouse extraction in difficult labour is preferable for the mother to forceps.
