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A visual inspection, functional testing, dimensional analysis was performed on the returned device.The material rupture was not confirmed.Production record and corrective and preventative actions (capa) reviews were performed and revealed no indication of a product quality issue.Additionally, a query of the complaint handling database for the reported lot revealed there is no indication of a lot of specific issue.Based on the reported information and the observations from the returned analysis, a definitive cause for the reported issue could not be determined.There was no leak noted during preparation, which suggests a product quality issue did not contribute to the reported difficulties.It is possible the incorrect device was returned, or the connection of the device was no secure; however, these cannot be confirmed.There is no indication of a product quality issue with respect to the design, manufacture, or labeling of the device.
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