VITALITY 2
Report
- Report Number
- 2124215-2010-24035
- Event Type
- Malfunction
- Date Received
- January 6, 2011
- Date of Event
- November 24, 2010
- Report Date
- November 24, 2010
- Manufacturer
- GUIDANT CRM CLONMEL IRELAND
- Product Code
- LWS
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Occupation
- OTHER
Narratives
UPON RECEIPT AT OUR POST MARKET QUALITY ASSURANCE LABORATORY, THE DEVICE WAS SUCCESSFULLY INTERROGATED. ENGINEERING CALCULATIONS DETERMINED THAT THIS DEVICE DID NOT MEET EXPECTED LONGEVITY PER PROGRAMMED VALUES. THE DEVICE WAS PUT THROUGH AND PASSED A SERIES OF AUTOMATED DIAGNOSTIC TESTING. A REVIEW OF DEVICE MEMORY REVEALED THAT THE DEVICE DECLARED ELECTIVE REPLACEMENT INDICATOR (ERI) AFTER EXPERIENCING TWO CONSECUTIVE CHARGE TIMES GREATER THAN THE EXTENDED MID-LIFE ERI CHARGE TIME LIMIT. THE OBSERVED RATE OF BATTERY USAGE WAS COMPARED TO THE EXPECTED RATE OF BATTERY USAGE; THE RESULTS INDICATED THAT THE MONITORING VOLTAGE WAS NORMAL. ALTHOUGH THE BATTERY ITSELF HAD NOT DEPLETED PREMATURELY, ERI WAS TRIGGERED EARLIER THAN EXPECTED BY EXTENDED CHARGE TIMES DUE TO A HIGHER-THAN-TYPICAL BUILD-UP OF INTERNAL BATTERY IMPEDANCE.
BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE WAS ELECTIVELY EXPLANTED DUE TO NORMAL BATTERY DEPLETION. THERE WERE NO ALLEGATIONS OR COMPLAINTS AGAINST THE DEVICE'S OPERATION, FUNCTIONALITY OR LONGEVITY.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 1 | VITALITY 2 | IMPLANTABLE CARDIOVERTER DEFIBRILLATOR | LWS | GUIDANT CRM CLONMEL IRELAND | T167 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 44 YR | 0184| T167| E110| 4472 |