The unique device identifier (udi) is not provided because the manufacture date is before sep 24, 2014.A patient's ipg was inoperable was reported to abbott.As a result, the patient's ipg explanted and replaced.Therapy was restored.The results of the investigation are inconclusive as the device was not returned for evaluation.Based on the information received, a single definitive root cause for the issue encountered was unable to be conclusively determined.Additionally, the device history record of the device was reviewed to confirm that all manufacturing steps were completed and there were no non-conformances noted that could have contributed to this issue.
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