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

Model Number	DDU-120A
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
Lthough the customer initially reported a service code, review of the aed's internal log files determined that the service code after battery replacement was due to the previous battery depleting within the unit.Analysis of the log files from the aed identified that the customer was performing excessive self-testing of the aed which reduced the battery life expectancy.Once the new battery was installed and a manual self test run the aed functioned 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
A customer reported that their aed's asi is flashing red, and reporting a service code.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
• Manufacturer Contact: nissa soto ; 741 boston post road; suite 201; guilford, CT 06437 ; 2034536654
• MDR Report Key: 24159832
• Report Number: 3003521780-2026-00106
• Device Sequence Number: 9001103
• Product Code: MKJ
• UDI-Device Identifier: 10815098020048
• UDI-Public: (01)10815098020048
• Combination Product (Y/N): N
• Initial Reporter State: MO
• Initial Reporter Country: US
• PMA/510(K) Number: P160032
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): N
• Reporter Type: Manufacturer
• Report Source: Consumer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 01/23/2026

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
• Device Model Number: DDU-120A
• Was Device Available for Evaluation?: Yes
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 01/19/2026
• Initial Report FDA Received Date: 01/23/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 02/05/2019
• 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