Product event summary: the device was returned and analyzed.Analysis of the returned device was inconclusive.Hybrid analysis revealed that the device loss of telemetry and all functions were due to a severely depleted battery.The device was fully functional and operated under normal current drain when powered with an external supply.There was no evidence of a high current drain condition, and no hybrid anomalies were observed.Battery analysis revealed that no internal defects or abnormalities were found with the battery.Continuation of d10: 4591 lead, implanted 21-sep-2010 medtronic submits this report to comply with fda regulations 21 cfr parts 4 and 803.Medtronic has made reasonable efforts to provide as much relevant information as is available to the company as of the submission date of this report.This report does not constitute an admission or a conclusion by fda, medtronic, or its employees that the device, medtronic, or its employee caused or contributed to the event described in the report.Any required fields that are unpopulated are blank because the information is currently unknown or unavailable.Medtronic will submit a supplemental report if additional relevant information becomes known.
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It was reported that cardiac resynchronization therapy defibrillator (crt-d) device reached elective replacement indicator (eri)/recommended replacement time (rrt).The device was returned to the manufacturer, analyzed, and tested out of specification.No patient complications have been reported as a result of this event.
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