FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 6184602 · Received December 18, 2016

Report

Report Number
3008642652-2016-09263
Event Type
Malfunction
Date Received
December 18, 2016
Date of Event
November 16, 2016
Report Date
December 15, 2016
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 (RESETS) HAS BEEN CONFIRMED. AS RECEIVED, THE MONITOR RESET DURING PULSE TESTING. THE ROOT CAUSE FOR THE RESETS WAS ISOLATED TO NOISE FROM THE DEFIBRILLATOR PCA HIGH-VOLTAGE CAPACITORS PROPAGATING ON THE MAIN BATTERY WIRE ON THE MONITOR C/A BOARD. A PMA SUPPLEMENT (P010030/S064) FOR A DESIGN CHANGE TO ADDRESS THIS ISSUE WAS CONSIDERED APPROVABLE BY FDA ON 09/11/2015. 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
835116 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL MANUFACTURING CORPORATION WCD 4000

Patients

Seq Age Sex Outcome Treatment
1