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

Model Number	501V
Medical Device Problem Code	Degraded (1153)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	03/18/2023
Type of Reportable Event	Malfunction
Event or Problem Description
A device was returned to third-party service center in reference to the voluntary field safety notice / recall notification related to the sound abatement foam in certain cpap, bipap, and mechanical ventilator devices.During the evaluation of the device at the third-party service center, the device was visually inspected and found evidence of foam degradation.The device powered on and airflow was confirmed.The device's downloaded logs were reviewed by the third-party service center.There was no error codes found.The third-party service center concludes that they confirm the customer's allegation and there was a visible foam degradation and unit got scrapped.
Additional Manufacturer Narrative
The capa process identified complaints not being created for quality issues found during third party servicing.Based on a review of records impacted by the identified issue, it was determined that this record needed to be corrected and is now being submitted accordingly.

• Brand Name: DORMA 500 AUTO
• Common Device Name: VENTILATOR, NON-CONTINUOUS (RESPIRATOR)
• Manufacturer (Section D): RESPIRONICS, INC.; 1001 murry ridge lane; murrysville PA 15668
• Manufacturer (Section G): RESPIRONICS, INC.; 1001 murry ridge lane; murrysville PA 15668
• Manufacturer Contact: melissa rosko ; 1001 murry ridge lane; murrysville, PA 15668 ; 7247330200
• MDR Report Key: 24415515
• Report Number: 2518422-2026-103748
• Device Sequence Number: 14937349
• Product Code: BZD
• UDI-Device Identifier: 00606959038516
• UDI-Public: (01)00606959038516
• Combination Product (Y/N): N
• Initial Reporter Country: IN
• PMA/510(K) Number: K130077
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Company Representative
• Initial Reporter Occupation: 505
• Remedial Action: Recall
• Type of Report: Initial
• Report Date (Section B): 02/23/2026

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: Other
• Device Model Number: 501V
• Device Catalogue Number: 501V
• Was Device Available for Evaluation?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 03/18/2023
• Initial Report FDA Received Date: 02/23/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 12/19/2017
• 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
• If action reported to FDA under 21 USC 360i(g), list FDA-assigned Recall Number or include a statement: Z-1974-2021
• Patient Sequence Number: 1
• Patient Sex: Unknown