It was reported by the company representative that high impedance was detected during generator replacement surgery after a new model dual-pin generator was connected to the lead.The generator was replaced due to migration and no communication due to battery depletion as captured in mfr.Report # 1644487-2016-02759, when the generator migrated, the physician indicated that he believed the lead may have a strain relief issue due to the migration.Pin insertion troubleshooting was attempted but did not resolve the high impedance.The or specialist indicated that the didn't see a fracture but that he had that seen the wire near the electrodes bent at a 90 degree angle.He also reported that the lead was not implanted with proper strain relief.Additionally, there was a lot of scarring that made it difficult to remove the lead.The patient's lead was replaced.The suspect lead was received by the manufacturing facility for product analysis.No additional relevant information has been received to date.
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