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

Model Number	MSERIES BI-PHASIC
Medical Device Problem Code	Inappropriate/Inadequate Shock/Stimulation (1574)
Health Effect - Clinical Code	No Information (3190)
Date of Event	12/24/2017
Type of Reportable Event	Malfunction
Additional Manufacturer Narrative
Zoll medical corporation has not received the product for evaluation and this complaint is still under investigation.
Event or Problem Description
Complainant alleged that while attempting to treat a patient (age & gender unknown), the device self discharged.Complainant indicated that the clinician obtained another device to continue treating the patient.Complainant did not indicate that there was any adverse effect to the patient due to the reported malfunction.
Additional Manufacturer Narrative
Zoll medical corporation evaluated the device clinical data and the reported malfunction was not confirmed.Review of the clinical data showed the device was switched from monitor mode to defib mode and synchronized cardioversion mode was enabled prior to the shock.The device was charged to selected energy and the device delivered a synchronized shock.We were not able to determine if the shock button was pressed prior to the device discharging the selected energy.It's important to mention that the shock button is required to be held in to deliver a shock in sync mode in order for the shock to be delivered at the appropriate time based on the patients ecg.No trend is associated with reports of this type.

• Brand Name: M SERIES
• Common Device Name: DEFIBRILLATOR/PACEMAKER
• Manufacturer (Section D): ZOLL MEDICAL CORPORATION; 269 mill road; chelmsford MA 01824
• MDR Report Key: 7284138
• Report Number: 1220908-2018-00452
• Device Sequence Number: 13736475
• Product Code: MKJ
• UDI-Device Identifier: 00847946002886
• UDI-Public: 00847946002886
• Combination Product (Y/N): N
• Initial Reporter State: KS
• Initial Reporter Country: US
• PMA/510(K) Number: K990762
• Number of Events Summarized: 1
• Summary Report (Y/N): N
• Reporter Type: Manufacturer
• Initial Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date (Section B): 01/31/2018

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: MSERIES BI-PHASIC
• Device Catalogue Number: M SERIES
• Was Device Available for Evaluation?: No
• Initial Date Received by Manufacturer: 01/31/2018
• Supplement Date Received by Manufacturer: 01/31/2018
• Initial Report FDA Received Date: 02/20/2018
• Supplement Report FDA Received Date: 04/05/2018
• Is This a Single-Use Device that was Reprocessed and Reused on a Patient? (Y/N): No
• Patient Sequence Number: 1