title: Inhalational analgesia in labour: facemask or mouthpiece.
abstract: A mouthpiece offered as an alternative to a facemask increased the acceptance of inhalational analgesia during labour from 76% to 96% of 50 patients. 92% of those patients offered a choice of a mask or mouthpiece would use the same device in another labour compared with only 64% of those offered only a facemask.
mesh_terms: D000769:Anesthesia, Inhalation / Q000295:instrumentation / Q000379:methods*; D000773:Anesthesia, Obstetrical / Q000379:methods*; D003258:Consumer Behavior; D005260:Female; D006801:Humans; D008397:Masks; D009609:Nitrous Oxide / Q000008:administration & dosage; D011247:Pregnancy
chemical_list: D009609:Nitrous Oxide