The patient was smoking while using the inogen one g3 portable oxygen concentrator causing the reported fire.Inogen's engineering team completed the failure investigation report as attached within the emdr.It was found during the investigation that the inogen one g3 device was functional and did not have any evidence of internal heat damage indicating a device malfunction leading to the reported fire.It is noted in the failure investigation report that the inogen one g3 device had external burn marks and a strong cigarette odor.It should be noted that the fire department was dispatched to the patient's home and it is noted within the fire report that the patient reported smoking while on supplemental oxygen causing the incident.Inogen warms the patient against smoking while using the device within the user manual however, in the event of smoking while using the device, there is a potential risk fire which can result in serious injury or death.
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