FDA Adverse Event Malfunction Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 2232994 · Received July 20, 2011

Report

Report Number
3008642652-2011-00262
Event Type
Malfunction
Date Received
July 20, 2011
Date of Event
June 16, 2011
Report Date
July 20, 2011
Manufacturer
ZOLL LIFECOR CORPORATION
Product Code
MVK
PMA / PMN Number
P010030
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

DEVICE EVAL SUMMARY: DEVICE EVAL OF MONITOR SN (B)(4) HAS BEEN COMPLETED. THE REPORTED PROBLEM (WILL NOT RESPOND TO INPUTS TO THE TOUCHSCREEN) HAS BEEN CONFIRMED. THE CAUSE OF THE MONITOR NOT RESPONDING TO INPUTS TO THE TOUCHSCREEN WAS A FLASH MEMORY CHIP FAILURE (COMPONENTS U102 AND U105) ON THE C/A BOARD. AN INTERMITTENT CONNECTION WAS DISCOVERED AT PIN A25 OF THE FLASH MEMORY. THE INTERMITTENT CONNECTION IS LIKELY DUE TO A FRACTURED SOLDER CONNECTION INDUCED BY MECHANICAL STRESS. THE EXACT SOURCE OF THE MEDICAL STRESS HAS NOT BEEN POSITIVELY IDENTIFIED BUT THE FRACTURED CONNECTION MAY HAVE BEEN ACCELERATED THROUGH ROUGH HANDLING DURING SHIPPING. NO ADVERSE EVENT RESULTED FROM THE DEFECTIVE FLASH.

Description of Event or Problem · 1

A PT SVC REP (PSR) CONTACTED ZOLL CUSTOMER SUPPORT WHILE ON HER WAY TO A FITTING TO REPORT THAT HER MONITOR WOULD NOT RESPOND TO INPUTS TO THE TOUCHSCREEN.

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 40 YR