MAUDE Adverse Event Report: RESPIRONICS, INC. TRILOGY 202; VENTILATOR, CONTINUOUS, FACILITY USE

Model Number	CA1040000
Medical Device Problem Codes	Circuit Failure (1089); Electrical /Electronic Property Problem (1198)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	04/22/2026
Type of Reportable Event	Malfunction
Event or Problem Description
A trilogy 202 ventilator was evaluated by a third-party field service engineer for preventative maintenance.The device was not in use on a patient at the time of the occurrence.During the evaluation it was noted an error code in relation to air_flow_sensor_failed was recorded in the device event log.In conclusion, the device's oxygen blender module was replaced to address the issue.The device passed all test, and the system meets the specification for the performed service and is returned to use.
Additional Manufacturer Narrative
The reported failure of air_flow_sensor_failed 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.

• Brand Name: TRILOGY 202
• 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: 25232778
• Report Number: 2518422-2026-015235
• Device Sequence Number: 18714533
• Product Code: CBK
• UDI-Device Identifier: 00606959022799
• UDI-Public: (01)00606959022799
• Combination Product (Y/N): N
• Initial Reporter Country: CA
• PMA/510(K) Number: K093905
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Other,Company Representative
• Initial Reporter Occupation: Non-Healthcare Professional
• Type of Report: Initial
• Report Date (Section B): 05/20/2026

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: CA1040000
• Device Catalogue Number: CA1040000
• Device Lot Number: 200522
• Was Device Available for Evaluation?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/22/2026
• Initial Report FDA Received Date: 05/20/2026
• Was Device Evaluated by Manufacturer? (Y/N): No
• Date Device Manufactured: 05/22/2020
• 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