MAUDE Adverse Event Report: ZOLL MEDICAL CORPORATION X SERIES; AUTOMATED EXTERNAL DEFIBRILLATORS (NON-WEARABLE)

Model Number	620-2221511-01
Medical Device Problem Codes	Pacing Problem (1439); Defibrillation/Stimulation Problem (1573)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Date of Event	05/04/2026
Type of Reportable Event	Malfunction
Event or Problem Description
Complainant alleged that while attempting to treat a patient (age & gender unknown), the device displayed a "pace defib device failure" message.Complainant indicated that there was no adverse effect to the patient due to the reported malfunction.
Additional Manufacturer Narrative
Zoll medical corporation has not received the device for evaluation and this complaint is still under investigation.
Additional Manufacturer Narrative
The device was returned to zoll medical corporation for evaluation.Basd on the log, the device experienced a system reset during the reported event.Investigation determined the most likely scenerio is that the device experienced a singular undesired condition where the device self-corrected.Further review of the log did not identify any similar footprints or perminent conditions.The device subsequently passed self-testing, with no additional system resets observed.The device passed all final testing successfully.The device was recertified and returned to the customer.Analysis of reports of this type has not identified an increase in trend.

• Brand Name: X SERIES
• Common Device Name: AUTOMATED EXTERNAL DEFIBRILLATORS (NON-WEARABLE)
• Manufacturer (Section D): ZOLL MEDICAL CORPORATION; 269 mill road; chelmsford MA 01824
• Manufacturer Contact: scott august ; 269 mill road; chelmsford, MA 01824 ; 9784219552
• MDR Report Key: 25276688
• Report Number: 1220908-2026-01808
• Device Sequence Number: 9734033
• Product Code: MKJ
• UDI-Device Identifier: 00847946019181
• UDI-Public: (01)00847946019181
• Combination Product (Y/N): N
• Initial Reporter State: TX
• Initial Reporter Country: US
• PMA/510(K) Number: P160022
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Serviced by Third Party (Y/N): Unknown
• Reporter Type: Manufacturer
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 05/06/2026

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: 620-2221511-01
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• 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: 05/06/2026
• Supplement Date Received by Manufacturer: Not provided
• Initial Report FDA Received Date: 05/26/2026
• Supplement Report FDA Received Date: 07/10/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 04/01/2018
• 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: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown