(b)(4).A visual, functional and dimensional inspection of the product involved in the complaint could not be conducted since the product was not returned.The device history record was reviewed showed that there were no issues related to functional issues on the corrugated component involved in this complaint (b)(4) during the manufacture of the material.No corrective action can be established at this moment since the device sample or pictures are not available for evaluation.Customer complaint cannot be confirmed based only on the information provided, to perform a proper investigation and determine the source of defect reported it is necessary to evaluate the sample involved in this complaint.If the device sample becomes available at a later date this complaint will be re-opened.
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(b)(4).One unit of catalog number 1680 (corr-a-flex tubing, 100 ft roll), cut into two parts, was received for analysis.A visual exam was performed and no issues were observed.A dimensional inspection was performed in order to assure that the diameters and wall thickness of the components met specification.No issues were found.Leak testing was also performed and the samples passed the test.As an additional test the tubes were submerged under water to verify if a leak was present.No leaking was found.Based on the investigation performed, the reported complaint could not be confirmed.The samples passed all visual, dimensional, and functional testing.Although the complaint was not confirmed, personnel involved in the manufacturing of this product have been notified of the event and a containment action has taken place at the manufacturing site in order to detect similar issues during the extrusion of the tube.A 100% pin hole detector has been installed at the output of the extruder machine since august 31, 2015.This equipment is capable of detecting any pinholes, tears, or any other damage on the body of the tube that could lead to a leak.
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