Patient's exact age is unknown; however, it was reported that the patient was under the age of 18.Initial reporter facility name: hu bei wu han city integrated traditional & western medical hospital imdrf device code a020503 captures the reportable event of unsealed device packaging.The returned percuflex ureteral stent was analyzed, and a visual evaluation noted that the device suture hole was torn and the suture was not visible.The suture, positioner and the pouch were not returned.A photo of the device was provided, and it was also observed that the suture hole was torn.A functional evaluation noted that a mandrel of 0.036" and passed through the stent without resistance.No other issues were noted.The reported event of packaging seal compromised was not confirmed, however, the stent torn material was confirmed.Based on all the gathered information and the analysis of the returned device, it is possible to conclude that the cause was due to an interaction of the device with the suture string such as entanglement, manipulation or excess of force applied during the preparation, this has caused the torn that was observed, affecting the performance of the device.Therefore, adverse event related to procedure is selected as the most probable root cause for the complaint.
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