Intrauterine Tamponade With a Belfort-Dildy Balloon in the Treatment of Immediate Postpartum Hemorrhage

Inclusion Criteria: The trial will include women: * aged 18 years or older, * who have just had a vaginal delivery * between 35 and 42 weeks of gestation * with a PPH persisting 15 minutes after the injection of 5 UI or 10 IU of oxytocin by slow IV and uterine massage, * and who provided informed written consent. If her condition does not allow her consent to be obtained immediately in ethically acceptable conditions, it may be obtained from her healthcare agent, or if there is none, from a family member, if present. In case where neither a healthcare agent nor a family member is present on the day of inclusion, the patient can nonetheless be included. She will be informed secondarily, and her consent will be requested for the potential continuation of the research and use of her data * Patient beneficiary or affiliated to a health insurance Exclusion Criteria: The trial will not include women: * who have just had a cesarean delivery * with a contraindication to Sulprostone * with clinical chorioamnionitis or an in utero fetal death * or a medically-indicated termination of pregnancy * with PPH secondary to cervicovaginal lacerations without any uterine hemorrhage, uterine rupture, or placenta accreta * with arterial bleeding requiring embolization * with a purulent infection of the cervix, vagina or uterus * with symptoms indicating a hysterectomy * with cervical cancer * with a uterine malformation * or who refuses to sign the informed consent.