FDA Adverse Event Injury Summary report: N

LIFEVEST WCD 4000 SYSTEM

MDR report key: 4251742 · Received November 5, 2014

Report

Report Number
3008642652-2014-03631
Event Type
Injury
Date Received
November 5, 2014
Date of Event
October 26, 2014
Report Date
November 3, 2014
Manufacturer
ZOLL MANUFACTURING CORPORATION
Product Code
MVK
PMA / PMN Number
P010030
Adverse Event
Yes
Report Source
Manufacturer report
Reporter Location
PA, US
Reporter Occupation
NOT APPLICABLE

Narratives

Additional Manufacturer Narrative · 1

THERE WAS NO DEATH OR DEVICE MALFUNCTION ASSOCIATED WITH THE INAPPROPRIATE DEFIBRILLATION. THERE IS NO INFO TO SUGGEST THAT THE PT SUSTAINED A SERIOUS INJURY. THE PT DID NOT SEEK MEDICAL ATTENTION AND THE PT WILL CONTINUE WEARING THE LIFEVEST. METHOD (OTHER): DEVICE EVAL WAS ACCOMPLISHED THROUGH A REVIEW OF THE PT'S DOWNLOADED DATA FILE. REVIEW OF THE DATA DOES NOT INDICATE ANY DEVICE MALFUNCTION RELATED TO THE DEFIBRILLATION EVENT. USAGE OF DEVICE: MONITOR(B)(4): 05/2013 - REUSE. ELECTRODE BELT (B)(4): 01/2014 - REUSE. ADDITIONAL INAPPROPRIATE DEFIBRILLATION NARRATIVE: INAPPROPRIATE DEFIBRILLATIONS ARE AN ANTICIPATED RISK ASSOCIATED WITH THE USE OF THE LIFEVEST. PTS ARE INSTRUCTED THROUGH ALARMS, VOICE MESSAGES, IFU, AND TRAINING TO PRESS THE RESPONSE BUTTONS TO PREVENT AN INAPPROPRIATE DEFIBRILLATION. THE CURRENT COMMERCIAL INAPPROPRIATE DEFIBRILLATION RATE IS CONSISTENT WITH THE OBSERVED RATE DURING THE (B)(4)), INCLUDING THE INAPPROPRIATE DEFIBRILLATION SAFETY OBJECTIVE SUPPORTING FDA'S APPROVAL OF THE LIFEVEST, CAN BE FOUND AT (B)(4).

Description of Event or Problem · 1

A US DISTRIBUTOR CONTACTED ZOLL TO REPORT THAT A PT EXPERIENCED AN INAPPROPRIATE DEFIBRILLATION EVENT. MULTIPLE COUNTING CONTRIBUTED TO THE FALSE DETECTION. THE PT WAS "SEMI-CONSCIOUS" AT THE TIME OF THE EVENT. THE PT STATES THAT HE WAS HALF ASLEEP. A REVIEW OF THE DOWNLOADED DATA CONFIRMS THAT THE RESPONSE BUTTONS WERE NOT PRESSED THE ENTIRE EVENT. THE PT DID NOT SEEK MEDICAL ATTENTION. THE PT WILL CONTINUE WEARING THE LIFEVEST.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
710350 LIFEVEST WCD 4000 SYSTEM WEARABLE CARDIOVERTER DEFIBRILLATOR MVK ZOLL MANUFACTURING CORPORATION WCD 4000 NA

Patients

Seq Age Sex Outcome Treatment
1 78 YR Other