Effectiveness of nitrous oxide in external cephalic version on success rate: A randomized controlled trial.
Vincent DochezJulie EsbelinEmilie MisbertChloé ArthuisAnne DrouardVirginie BadonOlivier FenetThibault ThubertNorbert WinerPublished in: Acta obstetricia et gynecologica Scandinavica (2019)
Use of an equimolar mixture of oxygen and nitrous oxide during ECV appears safe. Although it does not seem to change the overall success rate, it may increase success in parous women.