Advanced bionics considers the investigation into this reportable event as closed.The external visual inspection revealed that the array was severed, in addition to tool damage and sliced silicone overmold on the top and bottom covers.These anomalies are believed to have occurred during revision surgery.The photographic imaging inspection revealed severed electrode wires.This is believed to have occurred during revision surgery.System lock was verified.The electrode condition prevented an electrical test from being performed.The device passed some of the electrical tests performed.The device passed the mechanical test performed.The failure of this device is attributed to an electrode short in the electrode pocket.A corrective action was implemented.This version of the ultra device is no longer distributed.This is the final report.Disclaimer: advanced bionics does not intend that this report be any admission of liability, fault or product defect.
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