It was reported while doing a cystoscopy for insertion off a stent, the ureteral catheter was inserted through the cystoscope into the ureter, the physician pulled back on the cystoscope to check the position and found the ureteral catheter had snapped inside the patient.The physician was able to remove the snapped off end.A section of the device did not remain inside the patient¿s body.The patient did not require any additional procedures due to this occurrence.According to the initial reporter, the patient did not experience any adverse effects due to this occurrence.
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Investigation - evaluation: a review of the dimension verification, complaint history, device history record, quality assurance and visual inspection was conducted during the investigation of the returned product.The device was returned for investigation and as per the investigation results, the device did not snap.There was no sign of degradation, the separation showed signs of catheter being cut or pulled to separation.Review of production and quality documentation did not observe any specific issues with current manufacturing or quality controls that may have contributed to this incident.Review of device history record shows no nonconforming events which could contribute to this failure mode.Based on the provided information and the investigation evaluation the root cause is product use or handling related to user technique.We will continue to monitor for similar complaints.Per the quality engineering risk assessment no further action is required.Per the risk assessment no further action is required.
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