Date of event is estimated.During processing of this complaint, attempts were made to obtain patient weight.Based on the information provided, a device problem was not identified, as a result a conclusive cause for the reported patient effect, and the relationship to the product, if any, cannot be determined.
Event or Problem Description
It was reported the patient experienced ineffective therapy.X-ray confirmed the sq lead migrated from l5.As a result, surgical intervention occurred wherein the lead was explanted to address the issue.