Device evaluation: the device was returned for investigation.A visual inspection and functional test were performed.Visual inspection did found the smiths tampered seal label was missing.The customer stated problem was not confirmed and could not be duplicated.The downstream occlusion sensor was replaced as a precaution and a full standard pm was performed.The root cause could not be determined.A dhr review was performed subsequent to the manufacturing of the device and prior to its release.No problems or issues were identified during this dhr review.
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