It was reported that the cardiac resynchronization therapy pacemaker (crt-p) could not be programmed to an magnetic resonance imaging (mri) safe mode due to a high/undefined out of range (oor) left ventricular (lv) lead impedance measurement on the lv4 electrode.It was noted that the lv4 electrode is not currently in use.Additionally, it was noted that per an x-ray, the lv lead appeared to be pulled back.The lv lead remains in use.No patient complications have been reported as a result of this event.
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Continuation of d10: w4tr01 crt-p, implant (b)(6) 2018.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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