FDA Adverse Event Malfunction Summary report: N

VITALITY 2

MDR report key: 1864045 · Received October 11, 2010

Report

Report Number
2124215-2010-15637
Event Type
Malfunction
Date Received
October 11, 2010
Date of Event
August 4, 2010
Report Date
October 27, 2010
Manufacturer
GUIDANT CRM CLONMEL IRELAND
Product Code
LWS
Removal / Correction Number
Z-1047-2007 TO Z-1055-20
Product Problem
Yes
Report Source
Manufacturer report
Reporter Location
WA
Reporter Occupation
MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE

Narratives

Additional Manufacturer Narrative · 1

UPON RECEIPT AT OUR POST-MARKET QUALITY ASSURANCE LABORATORY, A LONGEVITY CALCULATION CONFIRMED THAT THE DEVICE DID NOT MEET LONGEVITY ESTIMATES PROVIDED IN DEVICE LABELING. PORTIONS OF THE CIRCUITRY, INCLUDING THE BATTERY, WERE ISOLATED AND TESTED. FINAL ANALYSIS CONCLUDED THAT THE PREMATURE BATTERY DEPLETION WAS DUE TO LOW-VOLTAGE CAPACITOR DEGRADATION, WHICH RESULTED IN A HIGH CURRENT CONDITION. THE CLINICAL OBSERVATION OF OVERSENSING WAS UNABLE TO BE REPRODUCED DURING LABORATORY TESTING.

Additional Manufacturer Narrative · 1

ANALYSIS IS CURRENTLY ON-GOING. UPON COMPLETION OF ANALYSIS THIS REPORT WILL BE UPDATED.

Additional Manufacturer Narrative · 1

AS OF TODAY, THIS PRODUCT REMAINS IN-SERVICE. SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE, THIS REPORT WILL BE UPDATED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC CRM RECEIVED INFORMATION THAT THE PATIENT WITH THIS IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) HAD BEEN LOST TO FOLLOW-UP. IT WAS REPORTED THAT THE PATIENT'S MONITORING VOLTAGE WAS 2.50 VOLTS AND THERE WERE CONCERNS THAT THIS PRODUCT WAS DEPLETION PREMATURELY. ADDITIONALLY, THE DEVICE MEMORY REVEALED THAT THE THERE WAS ONE DIVERTED EPISODE THAT LOOKED LIKE ELECTROMAGNETIC INTERFERENCE, THE PATIENT WAS REPORTED TO BE ASYMPTOMATIC. IT WAS REPORTED THAT THE PHYSICIAN PLANS TO SEE THIS PATIENT ON A MONTHLY BASIS. NO ADVERSE PATIENT EFFECTS WERE REPORTED.

Description of Event or Problem · 1

SUBSEQUENT INFORMATION INDICATES THAT THIS PRODUCT WAS EXPLANTED AND REPLACED FOR NORMAL BATTERY DEPLETION.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1 VITALITY 2 IMPLANTABLE CARDIOVERTER DEFIBRILLATOR LWS GUIDANT CRM CLONMEL IRELAND T165

Patients

Seq Age Sex Outcome Treatment
1 67 YR 4086| T165| 0184