Pivotal, Prospective, Multi-centre, Single-arm Study to Evaluate the Safety and Effectiveness of Oli for Identification of Patients, During the Intrapartum Period, Who Are at Higher Risk of Developing Abnormal Postpartum Uterine Bleeding, Including Postpartum Haemorrhage

Inclusion Criteria: * \>18 years of age * Provision of informed consent i.e. participant must be able to understand and sign the Participant Information and Consent Form * ≥28 weeks gestation * Planning for normal vaginal delivery (participants requiring emergency caesarean delivery will not be excluded) Exclusion Criteria: * Currently participating in an investigational study that in the Investigator's opinion makes it undesirable to participate in this trial. * Known significant sensitive skin or allergy/hypersensitivity to the medical gel/adhesive used to adhere the electrodes to the body * Any concurrent condition which in the Investigator's opinion makes it undesirable for the participant to participate in the trial or which would jeopardize compliance with the protocol or follow up. * Participant was monitored in the intrapartum period in the Oli Pilot Study (ETH00410).