The manufacturer received a voluntary medwatch, reference number, (b)(4), alleging a patient received second and third degree burns to their nose and face when a cigarette was lit while using an everflo oxygen concentrator.The device is not being returned to the manufacturer's service center for evaluation.There was no allegation of device malfunction that caused or contributed to the event.Product labeling, " oxygen vigorously accelerates combustion and should be kept away from heat or open flame.Not suitable for use in the presence of a flammable anesthetic mixture with air or with oxygen or nitrous oxide.Do not smoke, allow others to smoke or have open flames near the concentrator when it is in use.".
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