MAUDE Adverse Event Report: ZOLL MEDICAL CORPORATION R SERIES; DEFIBRILLATOR/PACEMAKER

Model Number	30001003101110012
Medical Device Problem Code	Failure of Device to Self-Test (2937)
Health Effect - Clinical Code	No Clinical Signs, Symptoms or Conditions (4582)
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
The device was returned to zoll medical corporation and the customer's report was duplicated and attributed to an incorrect configuration of the date within the device.The year was set to 2035 causing the device to calculate that the electrode pads had expired when they were not expired.The cause of the change of the date could not be firmly established.The device date was corrected and the device passed functionality stress testing and bench handling with no discrepancies observed.The device was recertified and returned to the customer.Analysis of reports of this type has not identified an increase in trend.
Event or Problem Description
Complainant alleged that during biomed testing, the device failed self test.Complainant indicated that there was no patient involvement in the reported malfunction.

• Brand Name: R SERIES
• Common Device Name: DEFIBRILLATOR/PACEMAKER
• 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: 25219854
• Report Number: 1220908-2026-01694
• Device Sequence Number: 18635374
• Product Code: MKJ
• UDI-Device Identifier: 00847946017392
• UDI-Public: (01)00847946017392
• Combination Product (Y/N): N
• Initial Reporter State: NV
• 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): N
• Reporter Type: Manufacturer
• Initial Reporter Occupation: Other
• Type of Report: Initial
• Report Date (Section B): 04/28/2026

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: 30001003101110012
• Was Device Available for Evaluation?: Device Returned to Manufacturer
• Date Returned to Manufacturer: 05/11/2026
• Was the Report Sent to FDA?: No
• Type of Report(Section G): Thirty-Day
• Initial Date Received by Manufacturer: 04/28/2026
• Initial Report FDA Received Date: 05/19/2026
• Was Device Evaluated by Manufacturer? (Y/N): Yes
• Date Device Manufactured: 06/01/2019
• 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: Reuse
• Patient Sequence Number: 1
• Patient Sex: Unknown