title: Obstruction of a preformed armoured tracheostomy tube.
authors.forename: R H
authors.initials: RH
authors.lastname: Riley
authors.forename: S A
authors.initials: SA
authors.lastname: Mason
authors.forename: C D
authors.initials: CD
authors.lastname: Barber
mesh_terms: D000368:Aged; D000402:Airway Obstruction / Q000209:etiology; D004867:Equipment Design; D004868:Equipment Failure; D005260:Female; D006801:Humans; D007442:Intubation, Intratracheal / Q000295:instrumentation; D014139:Tracheostomy / Q000295:instrumentation*