MAUDE Adverse Event Report: RESPIRONICS, INC. TRILOGY; VENTILATOR, CONTINUOUS, FACILITY USE

Model Number	1040005
Medical Device Problem Codes	Failure to Calibrate (2440); Device Sensing Problem (2917)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/12/2026
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The reported failure of the active exhalation control module is accommodated in the product risk management file as being linked to hazard with description patient exposure to function / deterioration of function.Complaints for this failure are reviewed via the post market complaint trending and escalation processes to assess for the observed probability levels and compare them with the predicted levels in the risk file for the hazards linked to the failure.As of the date of submission for this report, there is no indication that complaints for the failure in question has led to unacceptable increase in probability levels for the hazardous situations in scope, and therefore no further action will be pursued.Qa continues to monitor complaints for this issue per the cadence in the complaint trending procedures.The device mentioned in this complaint has exceeded its useful life per the applicable ifu.Multiple service activities occur during the device¿s useful life according to the device¿s service manual.
Event or Problem Description
The manufacturer received information alleging the active exhalation purge and proportional valve test steps had failed on a trilogy 200 device.The device was not in use on a patient at the time of the occurrence.During the evaluation it was noted that the devices active exhalation control module (aecm) had caused the test cases to fail on the trilogy 200 device.In conclusion, the device's aecm was replaced to address the issue.The root cause is confirmed at this time.Additionally, during the service of the device, the front, base and rear enclosures, keypad, dc cable, and handle were replaced for physical damage unrelated to the reportable issue.The rubber feet were replaced for missing on the device.This was unrelated to the reportable issue.The device passed all final testing.

• Brand Name: TRILOGY
• Common Device Name: VENTILATOR, CONTINUOUS, FACILITY USE
• Manufacturer (Section D): RESPIRONICS, INC.; 1001 murry ridge lane; murrysville PA
• Manufacturer (Section G): RESPIRONICS, INC.; 1001 murry ridge lane; murrysville PA
• Manufacturer Contact: melissa rosko ; 1001 murry ridge lane; murrysville, PA ; 7247330200
• MDR Report Key: 25363514
• Report Number: 2518422-2026-018293
• Device Sequence Number: 13431836
• Product Code: CBK
• UDI-Device Identifier: 00606959022737
• UDI-Public: (01)00606959022737
• Combination Product (Y/N): N
• Initial Reporter State: CA
• Initial Reporter Country: US
• PMA/510(K) Number: K093416
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 06/02/2026

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: 1040005
• Device Catalogue Number: 1040005
• Device Lot Number: 121030
• Was Device Available for Evaluation?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 05/12/2026
• Initial Report FDA Received Date: 06/02/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 11/07/2012
• 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
• Patient Sequence Number: 1
• Patient Sex: Unknown