This report is being submitted as follow up no.1 to update device evaluated by mfr, and to provide the completed investigation results.One 9fr introducer sheath and the dilator were returned for product evaluation.Visual inspection revealed that the crosscut valve was missing from the sheath hub.The valve was not sent with the dilator and sheath thus no analysis could be performed on the crosscut valve.The dilator did not have any damage, gross anomalies, or occlusions.Based on the provided information and investigation results, there is no definitive evidence that this event was related to a device defect or malfunction.Based on the investigation results it is likely that the dilator was inserted off-center into the valve, dislodging the valve from its intended orientation.However, the exact cause of the reported event cannot be definitively determined based on the available information.
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