Submit date: 07/25/2016.The device history record (dhr) was reviewed and no deviations related to this failure mode were found.There are no nonconformance reports related to the reported issue for the involved lot.No changes were identified that may impact the product or process related to the reported condition during a period of six months prior to the manufacturing date.The actual sample involved in the reported incident was not returned to the plant for evaluations.The sample was received from the customer at the decon lab in mansfield; however, it was inadvertently lost prior to shipment to the plant.A photo (x-ray) was attached to the complaint record that shows the catheter was introduced into the patient.Additionally, we received 3 videos that show prior to line reversal, after line reversal, and aspiration.The videos and the photo did not reveal any problem with the catheter; the lines were in the correct position and did not shows kinks or another issue that could have caused the occlusion reported.An ishikawa diagram was used and the possible root causes were identified.Manufacturing performs 100% testing of the catheters in order to determine if any material obstructs the tubing or if the slots are blocked.The complaint was not confirmed.Based on the available information and the result of the dhr review that showed no deviations, it can be concluded that the product was manufactured according to specifications and the most probable root cause can be considered as a patient related condition or catheter placement.It must be noted that in-process controls such as personnel training, incoming quality acceptance testing for raw material, 100% visual inspection, and visual acceptance sampling are performed in the plant are in place to prevent nonconforming product from leaving the manufacturing operations.No additional actions are required.This complaint will be used for tracking and trending purposes.
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