MAUDE Adverse Event Report: DEFIBTECH, L.L.C. LIFELINE; AUTOMATED EXTERNAL DEFIBRILLATORS

Model Number	DDU-120E
Medical Device Problem Code	Premature Discharge of Battery (1057)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Although requested, the battery pack has not been returned and the cause of the complaint is not known.Analysis of the aed's log files did not identify a cause for the depleted battery pack.The review identified that once a new battery was installed and a manual self test run the aed was functioning as designed and could stay in service.As a follow up with the customer, the proper maintenance of this device was reviewed.
Event or Problem Description
An international distributor reported their customer's aed is flashing red and prompting a "replace battery pack now warning".The customer did not report this occurring during patient use.

• Brand Name: LIFELINE
• Common Device Name: AUTOMATED EXTERNAL DEFIBRILLATORS
• Manufacturer (Section D): DEFIBTECH, L.L.C.; 741 boston post rd.; suite 201; guilford CT 06437
• Manufacturer (Section G): DEFIBTECH, L.L.C.; 14 commercial st.; branford CT 06405
• Manufacturer Contact: nissa soto ; 741 boston post road; suite 201; guilford, CT 06437 ; 2034536654
• MDR Report Key: 23959131
• Report Number: 3003521780-2025-02128
• Device Sequence Number: 5739973
• Product Code: MKJ
• Combination Product (Y/N): N
• Initial Reporter Country: US
• PMA/510(K) Number: P160032
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Foreign,Consumer,Distributor
• Type of Report: Initial,Followup
• Report Date (Section B): 01/05/2026

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
• Device Model Number: DDU-120E
• Was Device Available for Evaluation?: Yes
• Is the Reporter a Health Professional?: No
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 12/08/2025
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 01/05/2026
• Supplement Report FDA Received Date: 09/19/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 06/15/2022
• 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