The device was returned to the manufacturer for physical evaluation.A visual examination of the returned device revealed a crack in the tubing at the injection site location on the venous line.The bloodline was subjected to laboratory leak where the device was submerged in a water bath while pressurized air was forced up to 15 psi for a period of ten minutes into the device.Several air bubbles were observed from the injection site and location of the reported crack.A records review was performed on the reported lot.An investigation of the device manufacturing records was conducted by the manufacturer.There were no deviations or non-conformances identified during the manufacturing process which could be associated with the reported event.In addition, the batch record review confirmed the labeling, material, and process controls were within specification.The lot passed all release criteria.The investigation into the cause of the reported problem was able to confirm the failure mode.A visual inspection was performed which confirmed the presence of a crack at the venous line injection site.Additionally, a leak was identified from the location of the observed crack.Therefore, the complaint has been deemed confirmed.
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