TELIGEN
Report
- Report Number
- 2124215-2014-09197
- Event Type
- Malfunction
- Date Received
- July 1, 2014
- Date of Event
- April 11, 2014
- Report Date
- June 13, 2014
- Manufacturer
- GUIDANT CRM CLONMEL IRELAND
- Product Code
- LWP
- Removal / Correction Number
- Z-0026-2014
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- NE
- Reporter Occupation
- MEDICAL EQUIPMENT COMPANY TECHNICIAN/REPRESENTATIVE
Narratives
(B)(4). WHEN ADDITIONAL INFORMATION BECOMES AVAILABLE, THIS REPORT WILL BE UPDATED.
(B)(4).
(B)(4). THE DEVICE WAS SUBSEQUENTLY EXPLANTED. THE DEVICE IS NOT EXPECTED TO BE RETURNED. SHOULD THE DEVICE GET RETURNED OR SHOULD ADDITIONAL INFORMATION BECOME AVAILABLE AT A LATER TIME, THIS REPORT WILL BE UPDATED.
(B)(4). THIS DEVICE WAS THOROUGHLY INSPECTED AND ANALYZED UPON RECEIPT AT OUR QUALITY ASSURANCE LABORATORY. EXTERNAL VISUAL INSPECTION OF THE DEVICE NOTED NO ANOMALIES. THE BATTERY VOLTAGE WAS LOWER THAN EXPECTED, BUT STILL SUPPORTED FULL DEVICE FUNCTION. A SERIES OF AUTOMATED ELECTRICAL/FUNCTIONAL TESTS WERE CONDUCTED AND NO ISSUES WITH THE DEVICE¿S ABILITY TO DELIVER THERAPY WERE OBSERVED; BASIC SENSING, PACING AND SHOCKING FUNCTIONS OF THE DEVICE WERE VERIFIED. REVIEW OF THE DEVICE MEMORY INDICATED THAT A VOLTAGE ALERT WAS RECORDED. USING HISTORICAL DAILY BATTERY VOLTAGE MEASUREMENT DATA, ENGINEERS DETERMINED THAT THIS DEVICE WAS DEMONSTRATING BEHAVIOR CONSISTENT WITH A HIGH CURRENT CONDITION ASSOCIATED WITH A COMPROMISED LOW VOLTAGE CAPACITOR CONNECTED TO THE DEVICE¿S BATTERY. LOW VOLTAGE CAPACITORS ARE USED IN THE DEVICE¿S HIGH VOLTAGE CHARGING OPERATION IN ORDER TO FACILITATE FAST CHARGE TIMES. MALFUNCTION OF THESE CAPACITORS RESULTED IN A HIGH CURRENT DRAIN, WHICH WAS DEPLETING THIS DEVICE¿S BATTERY FASTER THAN NORMAL. ON AUGUST 29, 2013, BOSTON SCIENTIFIC DISTRIBUTED A LETTER TO PHYSICIANS CONCERNING THIS ISSUE. THIS LETTER INFORMED PHYSICIANS THAT, IN A SUBSET OF DEVICES, THE PERFORMANCE OF A LOW VOLTAGE CAPACITOR MAY BE COMPROMISED OVER TIME, CAUSING INCREASED CURRENT DRAIN THAT CAN LEAD TO PREMATURE BATTERY DEPLETION. THIS DEVICE IS A PART OF THE IDENTIFIED POPULATION.
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BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THIS DEVICE RECORDED A CODE 1003 INDICATIVE OF BATTERY VOLTAGE TOO LOW FOR THE PROJECTED REMAINING CAPACITY. REMOTE MONITORING DATA SHOWED THE BATTERY APPEARS TO BE DEPLETING MORE QUICKLY THAN EXPECTED; HOWEVER, THERAPY DELIVERY IS NOT AFFECTED AT THIS TIME BASED ON THE CURRENT MONITORING VOLTAGE. DEVICE REPLACEMENT WAS RECOMMENDED. THE DEVICE REMAINS IN SERVICE AT THIS TIME, BUT A REPLACEMENT PROCEDURE HAS BEEN SCHEDULED.
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Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 383475 | TELIGEN | IMPLANTABLE CARDIOVERTER DEFIBRILLATOR | LWP | GUIDANT CRM CLONMEL IRELAND | E110 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 56 YR | E110| 4473| 0184 |