MAUDE Adverse Event Report: RESPIRONICS INC. DORMA 500 AUTO; VENTILATOR, NON-CONTINUOUS (RESPIRATOR)

Model Number	INV501
Medical Device Problem Code	Degraded (1153)
Health Effect - Clinical Code	Cough (4457)
Date of Event	01/19/2022
Type of Reportable Event	Malfunction
Event or Problem Description
The manufacturer received information alleging the filter turns black and coughed up black phlegm related to a cpap device's sound abatement foam.There was no allegation of serious or permanent harm or injury.This issue was reported to the fda per 21 cfr 806.The device will be corrected per res 88058.
Additional Manufacturer Narrative
Additional information was received on 01/10/2024.The device was returned to the manufacturer's service center for further evaluation.The technician did not note finding sound abatement foam degradation.The unit has been scrapped.Sections d8, d9, h3 and h6 updated.

• Brand Name: DORMA 500 AUTO
• Common Device Name: VENTILATOR, NON-CONTINUOUS (RESPIRATOR)
• Manufacturer (Section D): RESPIRONICS INC.; 1001 murry ridge ln; murrysville PA 15668
• Manufacturer (Section G): RESPIRONICS INC.; 1001 murry ridge ln; murrysville PA 15668
• Manufacturer Contact: melissa rosko ; 1001 murry ridge lane; murrysville, PA 15668 ; 2673970028
• MDR Report Key: 13513580
• Report Number: 2518422-2022-04109
• Device Sequence Number: 14571345
• Product Code: BZD
• UDI-Device Identifier: 00606959036949
• UDI-Public: 00606959036949
• Combination Product (Y/N): N
• Initial Reporter Country: HK
• PMA/510(K) Number: K130077
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Report Source: Foreign,Consumer,Company Representative
• Initial Reporter Occupation: Other
• Remedial Action: Recall
• Type of Report: Initial,Followup
• Report Date (Section B): 10/16/2025

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: INV501
• Device Catalogue Number: INV501
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Is the Reporter a Health Professional?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 01/19/2022
• Supplement Date Received by Manufacturer: 01/10/2024
• Initial Report FDA Received Date: 02/11/2022
• Supplement Report FDA Received Date: 10/16/2025
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 03/24/2016
• 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
• If action reported to FDA under 21 USC 360i(g), list FDA-assigned Recall Number or include a statement: RES 88058
• Patient Sequence Number: 1
• Patient Sex: Unknown