FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 5535552 · Received March 30, 2016

Report

Report Number
3008642652-2016-01920
Event Type
Malfunction
Date Received
March 30, 2016
Date of Event
March 21, 2016
Report Date
March 28, 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 ELECTRODE BELT SN (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (NON-FUNCTIONAL TES) HAS BEEN CONFIRMED. AS RECEIVED, THE BELT FAILED INCOMING TESTING, SPECIFICALLY THE TE RECOGNITION TEST. UPON INVESTIGATION THE ELECTRODE BELT FAILED A THERAPY ELECTRODE RECOGNITION TEST. THE CAUSE FOR THE FAILURE WAS ISOLATED TO AN OPEN PULSE WIRE IN THE CABLE CONNECTING ECG "A" AND ECG "B" TO THE FRONT THERAPY ELECTRODE AND AN OPEN IN THE CABLE CONNECTING ECG "B" TO THE DISTRIBUTION NODE (DN). THE ROOT CAUSE OF THE OPEN PULSE WIRE IS EXCESSIVE FORCE. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE ELECTRODE BELT.

Description of Event or Problem · 1

A US DISTRIBUTOR RETURNED ELECTRODE BELT SN (B)(4) AND REPORTED THAT THE THERAPY ELECTRODES WERE NON-FUNCTIONAL.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
191901 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL MANUFACTURING CORPORATION WCD 4000

Patients

Seq Age Sex Outcome Treatment
1