FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 2220614 · Received July 15, 2011

Report

Report Number
3008642652-2011-00222
Event Type
Malfunction
Date Received
July 15, 2011
Date of Event
April 15, 2011
Report Date
July 14, 2011
Manufacturer
ZOLL LIFECOR CORP
Product Code
MVK
PMA / PMN Number
P010030
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

DEVICE EVALUATION SUMMARY: DEVICE EVALUATION OF BATTERY PACK (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (WILL NOT CHARGE; BATTERY/CHARGER FAULTS) HAS BEEN CONFIRMED. THE CAUSE OF THE DISCHARGED BATTERY PACK WAS DEFECTIVE CELLS WITHIN THE BATTERY PACK. ONE OR MORE OF THE CELLS HAD RESIDUE/CORROSION ON THEM. THE SOURCE OF THE RESIDUE/CORROSION HAS NOT BEEN POSITIVELY IDENTIFIED BUT IS LIKELY ELECTROLYTE FROM A LEAKING CELL. THE ROOT CAUSE OF THE LEAKING CELL WAS NOT POSITIVELY IDENTIFIED. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE BATTERY CELLS.

Description of Event or Problem · 1

A (B)(4) DISTRIBUTOR RETURNED BATTERY (B)(4) TO ZOLL WITH A NOTE STATING THE "BATTERY WAS NOT ABLE TO CHARGE."

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL LIFECOR CORP WCD 4000 NA

Patients

Seq Age Sex Outcome Treatment
1 65 YR