LIVIAN
Report
- Report Number
- 2124215-2013-09436
- Event Type
- Malfunction
- Date Received
- July 9, 2013
- Date of Event
- May 24, 2013
- Report Date
- June 28, 2013
- Manufacturer
- GUIDANT CRM CLONMEL IRELAND
- Product Code
- NIK
- PMA / PMN Number
- P010012
- Product Problem
- Yes
- Report Source
- Manufacturer report
- Reporter Location
- MI
- Reporter Occupation
- PHYSICIAN
Narratives
THE PRODUCT HAS BEEN RECEIVED FOR ANALYSIS. THIS REPORT WILL BE UPDATED UPON COMPLETION OF ANALYSIS.
UPON RECEIPT AT OUR POST-MARKET QUALITY ASSURANCE LABORATORY, A THOROUGH EVALUATION OF THE DEVICE WAS PERFORMED. VISUAL OBSERVATION NOTED THAT A WRENCH WAS STUCK IN THE LEFT VENTRICULAR (LV) TIP SET SCREW. THE WRENCH WAS OBSERVED TO BE BROKEN OFF FLUSH WITH THE TOP OF THE SET SCREW (IN THE UP POSITION). LABORATORY ANALYSIS CONCLUDED THAT ANOTHER MANUFACTURER'S WRENCH WAS USED TO LOOSEN THE SET SCREW. THE LV TIP SEAL PLUG WAS REMOVED AND THE WRENCH TIP WAS REMOVED FROM THE SET SCREW. THE DEVICE WAS THEN EXPOSED TO SIMULATED HEART LOAD CONDITIONS, AND THE DEFIBRILLATION, PACING AND SENSING FUNCTIONS WERE TESTED. THE DEVICE OPERATED APPROPRIATELY, ACCORDING TO ITS PERFORMANCE SPECIFICATIONS WITH NO INTERRUPTIONS IN THERAPY OUTPUT OR PROGRAMMER COMMUNICATION AT THE RETURNED PROGRAMMED SETTINGS. A SERIES OF ELECTRICAL TESTS WAS ALSO PERFORMED, AND AGAIN, NORMAL DEVICE FUNCTION WAS OBSERVED. LABORATORY ANALYSIS DID NOT IDENTIFY ANY DEVICE CHARACTERISTICS THAT WOULD HAVE CAUSED OR CONTRIBUTED TO THE REPORTED CLINICAL OBSERVATIONS.
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BOSTON SCIENTIFIC RECEIVED INFORMATION THAT THE IMPLANTABLE DEFIBRILLATION LEAD EXHIBITED HIGH OUT OF RANGE PACING IMPEDANCE MEASUREMENTS. ADDITIONALLY, THE LEAD EXHIBITED NOISE. THE NOISE WAS OVERSENSED RESULTING IN INAPPROPRIATE SHOCKS. THE LEAD WAS OBSERVED TO HAVE FRACTURED. AN INVASIVE PROCEDURE WAS PERFORMED TO REPLACE THE LEAD. NO ADDITIONAL ADVERSE PATIENT EFFECTS WERE REPORTED. WHEN THE SET SCREWS WERE LOOSENED ON THE DEVICE HEADER TO REMOVE THE LEAD, WRENCHES KEPT BREAKING OFF IN THE SET SCREWS AND A PART OF A WRENCH BECAME STUCK IN THE SET SCREWS AND COULD NOT BE REMOVED. THE DEVICE WAS THEN EXPLANTED AND REPLACED. NO ADVERSE PATIENT EFFECTS WERE REPORTED.
Devices
| Seq | Brand | Generic | Product Code | Manufacturer | Model | Lot | UDI-DI |
|---|---|---|---|---|---|---|---|
| 313042 | LIVIAN | IMPLANTABLE CHF GENERATOR | NIK | GUIDANT CRM CLONMEL IRELAND | H229 |
Patients
| Seq | Age | Sex | Outcome | Treatment |
|---|---|---|---|---|
| 1 | 86 YR | 0181| 4517| H229 |