This ra lead was implanted on (b)(6) 2012 and remains implanted.It was reported to technical services on (b)(6) 2012 that this patient fell 5 feet off of a ladder and the p-wave went from 3 to 7mv, ra threshold up from 0.9 to 1.1 v, impedance now 500 was 478.Discussed, pwave much larger than implant but other measurements wnl, ra pacing captured ra so prob better sensing with lead healing in myocardium.Rv threshold may also be normal range, will monitor for now.This report reflects information received by fda in the form of a notification per 803.22 (b)(2).
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