MAUDE Adverse Event Report: DEVILBISS HEALTHCARE LLC DEVILBISS HEALTHCARE; GENERATOR, OXYGEN, PORTABLE

Model Number	525DS
Medical Device Problem Code	Use of Device Problem (1670)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	12/18/2024
Type of Reportable Event	Malfunction
Event or Problem Description
Devilbiss healthcare was notified of an incident involving an oxygen concentrator by the provider, who stated that the internal firestop activated due to the end user smoking while on the device.The nasal cannula was found to be burnt.There was no report or evidence of illness, serious injury or medical treatment associated with the complaint.The device contains several warnings against smoking during use, both on the product itself and in instructions for use.The on-product warnings include a large, clear "no smoking" icon, and a clear "no open flame" icon as well.The instructions for use warn against smoking during use in several places, in several languages, including the following verbiage: "oxygen causes rapid burning.Do not smoke while your oxygen concentrator is operating, or when you are near a person utilizing oxygen therapy.Smoking during oxygen therapy is dangerous and is likely to result in facial burns or death.Do not allow smoking within the same room where the oxygen concentrator or any oxygen carrying accessories are located.If you intend to smoke, you must always turn the oxygen concentrator off, remove the cannula and leave the room where either the cannula or mask or the oxygen concentrator is located.If you are unable to leave the room, you must wait 10 minutes after you have turned off the oxygen concentrator before smoking.Oxygen makes it easier for a fire to start and spread.Do not leave the nasal cannula or mask on bed coverings or chair cushions if the oxygen concentrator is turned on but not in use.The oxygen will make the materials flammable.Turn the oxygen concentrator off when not in use to prevent oxygen enrichment.Keep the oxygen concentrator and cannula at least 2 m (6.5 feet) from hot, sparking objects or naked sources of flame.Open flames during oxygen therapy are dangerous and are likely to result in fire or death.Do not allow open flames within 2 m (6.5 feet) of the oxygen concentrator or any oxygen carrying accessories.Drive devilbiss oxygen concentrators are equipped with a fire mitigating outlet fitting that prevents propagation of fire into the unit." the manufacturer concludes, based on the information provided, that the oxygen concentrator did not malfunction, and the use error of smoking caused the adverse event.Devilbiss healthcare will file an update if additional information becomes available.
Additional Manufacturer Narrative
Devilbiss healthcare previously reported an incident involving an oxygen concentrator that stated that the internal firestop activated due to the end user smoking while on the device.The nasal cannula was found to be burnt.There was no report or evidence of illness, serious injury or medical treatment associated with the complaint.The device was returned for evaluation.Upon evaluation, the device was found to have damage to the rear cover from an impact.There was no evidence of thermal damage internal or external to the device.The external firestop was not damaged.The device had no damage associated with the patient smoking.There was no evidence of tobacco or nicotine contamination on the device.The evaluation could not confirm the customer's complaint.

• Brand Name: DEVILBISS HEALTHCARE
• Common Device Name: GENERATOR, OXYGEN, PORTABLE
• Manufacturer (Section D): DEVILBISS HEALTHCARE LLC; 100 devilbiss drive; somerset PA 15501
• Manufacturer (Section G): DEVILBISS HEALTHCARE; 100 devilbiss drive; somerset PA 15501
• Manufacturer Contact: jess bohrer ; 100 devilbiss drive; somerset, PA 15501 ; 5169984600
• MDR Report Key: 21107076
• Report Number: 2515872-2025-00002
• Device Sequence Number: 8136599
• Product Code: CAW
• UDI-Device Identifier: 00885304000846
• UDI-Public: (01)00885304000846
• Combination Product (Y/N): N
• Initial Reporter Country: CA
• PMA/510(K) Number: K071397
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Distributor
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial,Followup
• Report Date (Section B): 04/02/2025

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Operator of Device: Lay User/Patient
• Device Model Number: 525DS
• Device Catalogue Number: 525DS
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/18/2024
• Supplement Date Received by Manufacturer: 03/06/2025
• Initial Report FDA Received Date: 01/08/2025
• Supplement Report FDA Received Date: 04/02/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/04/2022
• Is the Device Labeled for Single Use? (Y/N): No
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Usage of Device: Unknown
• Patient Sequence Number: 1
• Patient Sex: Unknown