title: A gas delivery system for use during regional anaesthesia.
mesh_terms: D000765:Anesthesia, Conduction / Q000295:instrumentation*; D000773:Anesthesia, Obstetrical / Q000295:instrumentation; D002585:Cesarean Section; D005260:Female; D006801:Humans; D011247:Pregnancy; D012121:Respiration, Artificial / Q000295:instrumentation*