FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 2920565 · Received December 7, 2012

Report

Report Number
3008642652-2012-03194
Event Type
Malfunction
Date Received
December 7, 2012
Date of Event
November 2, 2012
Report Date
December 3, 2012
Manufacturer
ZOLL LIFECOR CORPORATION
Product Code
MVK
PMA / PMN Number
P010030
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

DEVICE EVALUATION SUMMARY: DEVICE EVALUATION OF MONITOR SN (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (WILL NOT POWER UP) HAS BEEN CONFIRMED. UPON INVESTIGATION THE MONITOR WAS UNABLE TO POWER UP. THE CAUSE OF THE PROBLEM WAS ISOLATED TO A FRACTURED BGA SOLDER CONNECTION ON RAM CHIPS U100 AND U101. THE ROOT CAUSE OF THE FRACTURED BGA SOLDER CONNECTION COULD NOT BE POSITIVELY IDENTIFIED BUT WAS LIKELY EXCESSIVE STRESS ON THE MONITOR C/A BOARD. ROOT CAUSE ANALYSIS OF SIMILAR EVENTS FOUND THAT EXCESSIVE STRAIN ON THE PRINTED CIRCUIT ASSEMBLY (PCA) FROM SEVERE IMPACT CAN CAUSE FRACTURED SOLDER CONNECTIONS. A MECHANICAL DESIGN CHANGE TO REDUCE THE PCA STRAIN WAS SUBMITTED FOR FDA REVIEW ON (B)(4) 2012 AND IS CURRENTLY UNDER REVIEW. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE COMPONENTS. THE PT RECEIVED A REPLACEMENT MONITOR.

Description of Event or Problem · 1

A (B)(6) MALE PT CALLED ZOLL CUSTOMER SUPPORT TO REPORT THAT HIS MONITOR WOULD NOT POWER UP. THE PT WAS ISSUED A REPLACEMENT MONITOR.

Devices

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

Patients

Seq Age Sex Outcome Treatment
1 54 YR