The device history record (dhr) was reviewed, and no abnormal process conditions were present during the manufacturing of the product that could have led to the reported issue.The dhr review showed that all acceptance criteria inspections per established sampling levels were within acceptable limits during the production process.A sample analysis could not be performed since no photos or samples were provided for evaluation.This complaint shall be reopened if sample is received at later date.Since no samples nor photos were received, a possible root cause cannot be determined.A gemba walk was performed at the manufacturing site and the process was reviewed.The current process and controls were found to be properly followed, including product assembly, packaging and inspections performed to the product.In addition, qc inspections are performed to the product prior to material release.Furthermore, the production personnel perform a 100% visual inspection during the packaging process in order to detect and discard any identified issues.Based on the investigation performed, an exact root cause was not able to be determined.At this time, no corrective and preventive action is required.This complaint will be used for tracking and trending purposes.
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