FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 6788030 · Received August 11, 2017

Report

Report Number
3008642652-2017-06685
Event Type
Malfunction
Date Received
August 11, 2017
Date of Event
July 13, 2017
Report Date
August 10, 2017
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 SN (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (RESETS) WAS CONFIRMED. UPON EVALUATION THE MONITOR WAS RESETTING DURING PULSE TESTING. 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 11/06/2015. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE MONITOR.

Description of Event or Problem · 1

A US DISTRIBUTOR RETURNED A MONITOR INDICATING THAT IT WAS RESETTING.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
569929 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL MANUFACTURING CORPORATION WCD 4000 00855778005005

Patients

Seq Age Sex Outcome Treatment
1