FDA Adverse Event Malfunction Summary report: N

ENDOTAK ENDURANCE

MDR report key: 3211349 · Received July 8, 2013

Report

Report Number
2124215-2013-07909
Event Type
Malfunction
Date Received
July 8, 2013
Date of Event
March 13, 2009
Report Date
May 13, 2013
Manufacturer
CPI - DEL CARIBE
Product Code
NVY
Product Problem
Yes
Report Source
Manufacturer report
Reporter Occupation
OTHER

Narratives

Additional Manufacturer Narrative · 1

AS NO FURTHER INFORMATION CONCERNING THIS REPORT IS EXPECTED, OUR INVESTIGATION IS COMPLETE. THIS INVESTIGATION WILL BE UPDATED SHOULD FURTHER INFORMATION BE PROVIDED.

Description of Event or Problem · 1

BOSTON SCIENTIFIC RECEIVED INFORMATION THAT DURING A DEVICE REPLACEMENT PROCEDURE, THE INSULATION ON THE IS-1 PORTION OF THIS RIGHT VENTRICULAR (RV) LEAD WAS REPAIRED. NO ADVERSE PATIENT EFFECTS WERE REPORTED. OVER TWO YEARS LATER, THE ASSOCIATED IMPLANTABLE CARDIOVERTER DEFIBRILLATOR (ICD) DETECTED A PACING IMPEDANCE MEASUREMENT ABOVE 2,000 OHMS ON THIS RV LEAD. BOSTON SCIENTIFIC TECHNICAL SERVICES (TS) WAS CONTACTED AND REVIEWED THE DATA. THE TS CONSULTANT DISCUSSED THAT THERE WAS ONE MEASUREMENT ABOVE 2,000 OHMS BUT ALL OTHER MEASUREMENTS HAVE BEEN IN NORMAL RANGE. THERE WAS NO NOISE ON THE ELECTROGRAMS (EGMS). IN ADDITION, IT APPEARED THAT THERE WERE SEVERAL INCREASES IN PACING IMPEDANCE MEASUREMENTS OVER THE PAST 18 MONTHS WITH LONG PERIODS OF STABLE MEASUREMENTS IN BETWEEN. THE TS CONSULTANT DISCUSSED PERFORMING ISOMETRICS WHILE PERFORMING IMPEDANCE MEASUREMENTS TO FURTHER EVALUATE THE LEAD. ADDITIONAL INFORMATION WAS REPORTED THAT THE PATIENT WAS BROUGHT TO THE CLINIC FOR EVALUATION. DESPITE ISOMETRICS AND POCKET MANIPULATION, THE OUT OF RANGE PACING IMPEDANCE MEASUREMENT WAS UNABLE TO BE REPRODUCED. THE SENSING AND PACING THRESHOLD MEASUREMENTS HAD ALSO REMAINED STABLE AND CONSISTENT. IN ADDITION, A REVIEW OF THE ARRHYTHMIA LOGBOOK FOUND THAT THERE WERE NO STORED EPISODES SHOWING MYOPOTENTIAL OVERSENSING. THE PATIENT WILL CONTINUE TO BE MONITORED. NO ADVERSE PATIENT EFFECTS WERE REPORTED. THE ICD AND RV LEAD REMAIN IMPLANTED AND IN SERVICE.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
309425 ENDOTAK ENDURANCE IMPLANTABLE LEAD NVY CPI - DEL CARIBE 0154

Patients

Seq Age Sex Outcome Treatment
1 58 YR 1793| 0154| T175