During investigation, a review of complaint history, drawing, instructions for use (ifu), manufacturing instructions (mi) and quality control (qc) was conducted as the product was not returned, no physical evaluation of the device could be completed the ureteral stent was placed in the patient in the 0 r at an unknown date and removed within the physicians clinic at an also unknown date.During its removal, the stent lost its tether.The stent was removed per cystoscopy in the 0 r it is possible that the user exerted too much force while removing the stent.However, based on the information provided, the root cause is undetermined due to the insufficient risk, there will be no corrective actions taken at this time the risk for this failure mode has been assessed using quality reengineering risk assessment.There is no evidence to suggest this product was not manufactured to current specifications.The patient did not have any adverse effects as a result of this event.There is no evidence to suggest that the product was not manufactured to specifications.Quality engineering risk assessment was used to assess the risk of this complaint per the conclusion, no further risk reduction is required.The appropriate internal personnel have been notified and monitoring for similar complaints will continue.
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