FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 7704086 · Received July 19, 2018

Report

Report Number
3008642652-2018-05903
Event Type
Malfunction
Date Received
July 19, 2018
Date of Event
June 8, 2018
Report Date
July 9, 2018
Manufacturer
ZOLL MANUFACTURING CORPORATION
Product Code
MVK
UDI-DI
00855778005005
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 (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (RESETS) HAS BEEN CONFIRMED. AS RECEIVED, THE MONITOR WOULD NOT FULLY POWER ON. UPON EVALUATION, THE MONITOR EXHIBITED A FLASH MEMORY FAILURE AT BGA COMPONENTS U102 AND U105 ON THE COMPUTER/ANALOG BOARD. THE ROOT CAUSE FOR THE FLASH MEMORY FAILURE COULD NOT BE POSITIVELY IDENTIFIED. THE MONITOR DESIGN CHANGE IN P010030/S039 WAS DETERMINED TO BE EFFECTIVE AT REDUCING THE OCCURRENCE OF FRACTURED BGA'S RESULTING FROM MECHANICAL STRAIN. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE MONITOR.

Description of Event or Problem · 1

A US DISTRIBUTOR RETURNED A MONITOR AND REPORTED THAT THE MONITOR WAS RESETTING.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
544141 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL MANUFACTURING CORPORATION WCD 4000 00855778005005

Patients

Seq Age Sex Outcome Treatment
1