title: An anaesthesia face mask with no lumen.
authors.forename: M A
authors.initials: MA
authors.lastname: Yasar
authors.forename: O L
authors.initials: OL
authors.lastname: Erhan
authors.forename: A
authors.initials: A
authors.lastname: Bestas
authors.forename: L
authors.initials: L
authors.lastname: Avci
authors.forename: M
authors.initials: M
authors.lastname: Ezici
mesh_terms: D000328:Adult; D000769:Anesthesia, Inhalation; D000776:Anesthesiology / Q000295:instrumentation*; D004868:Equipment Failure; D005260:Female; D006801:Humans; D017214:Laryngeal Masks; D013508:Ophthalmologic Surgical Procedures