It was reported an ultrathane cope nephroureterectomy set was used for a nephroureteral catheter exchange.While trying to remove the flexible stiffener during the procedure, it became stuck in the catheter and caused the catheter to accordion.The catheter was removed with the stiffener and a new drain was used to complete the procedure.As reported, the patient did not experience any adverse effects or require any additional procedures due to this occurrence.
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Investigation ¿ evaluation.A review of the complaint history, device history record, drawing, instructions for use (ifu), manufacturing instructions, quality control, and documentation were conducted during the investigation.The lot number of the device was no provided; accordingly, a review of the device history record could not be conducted.The complaint device was not returned; therefore, no physical examinations could be performed; however, a document-based investigation evaluation was performed.There is no evidence to suggest the product was not made to specifications.Based on the information provided, no returned product and the results of the investigation, a definitive cause could (not) be established.The appropriate personnel have been notified per the quality engineering risk assessment no further action is required.Cook will continue to monitor for similar complaints.This report is required by the fda under 21 cfr part 803 and is based on unconfirmed information submitted by others.Neither the submission of this report nor any statement contained herein is intended to be an admission that any cook device is defective or malfunctioned, that a death or serious injury occurred, nor that any cook device caused, contributed to, or is likely to cause or contribute to a death or serious injury if a malfunction occurred.
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