Integra completed its internal investigation 9apr2016.The investigation included: method: review of device history records.Review of complaint management database for similar complaints.Results: a review of the device history record revealed that egr 138 assembly lot # pa0023, consisting of (b)(4) units, was assembled on march 23, 2015 and april 1, 2015 and inspected on april 1-2, 2015.Gamma sterilization occurred on june 10, 2015.Packaged and sterilized egr 138 lot # pa0023 was received at (b)(4) june 15, 2015, inspected and released into inventory on june 16, 2015.There were no variances associated with this shipment.(b)(4) issued variance (b)(4) to allow portions of the four components that make up the egr system to be given a unique lot number based on individual work orders.As a result, the outer package product label for the first work order identified the system as lot # pa0023a1.A query in the electronic data base determined that one other customer complaint has been initiated based on the inability to deploy the egr cutting blade.The trend analysis failure rate is 0.094%.Conclusion: the egr device associated with this complaint was not returned for evaluation.As a result, a likely root cause cannot be identified since integra is unable to determine if the reported non-conformance was due to an out-of-box failure, mechanical failure during use or from user technique.
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