FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 6784437 · Received August 10, 2017

Report

Report Number
3008642652-2017-06242
Event Type
Malfunction
Date Received
August 10, 2017
Date of Event
June 27, 2017
Report Date
July 27, 2017
Manufacturer
ZOLL MANUFACTURING CORPORATION
Product Code
MVK
PMA / PMN Number
P010030
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

DEVICE EVALUATION OF MONITOR SN (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (RESET) HAS BEEN CONFIRMED. THE MONITOR RESET DURING A PULSE TEST. THE ROOT CAUSE FOR THE RESETS WAS ISOLATED TO NOISE ORIGINATING FROM THE DEFIBRILLATOR PCA HIGH-VOLTAGE CAPACITORS AND PROPAGATING ON THE MAIN BATTERY WIRE ON THE MONITOR C/A BOARD. A DESIGN CHANGE TO ADDRESS THIS CONDITION (PMA SUPPLEMENT P010030/S064) WAS APPROVED BY FDA ON (B)(6) 2015. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE MONITOR.

Description of Event or Problem · 1

A US DISTRIBUTOR RETURNED MONITOR SN (B)(4) INDICATING THAT IT WAS RESETTING.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
567140 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL MANUFACTURING CORPORATION WCD 4000

Patients

Seq Age Sex Outcome Treatment
1