Investigation conclusion: the customer's complaint was not replicated with in-house testing of retain lot w63541rb.No issues with ckmb recovery were observed.Manufacturing batch records for lot w63541rb were reviewed and found that the lot met final release specifications.Based on the information available, there is no indication of a product deficiency and no corrective action is required.Although this catalog number (97000hseu) is not approved in the united states, this event is being reported as the device is same/similar to catalog number 97000hs, 510(k) number k030286.
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Customer alleged their latest box of triage cardiac lot w63451rb was giving elevated results for ckmb while myo and tni were less than the reference value.The customer provided results of 5.8ng/ml, 5.9ng/ml, 5.6ng/ml, 7.5ng/ml and 4.5ng/ml for ckmb.The customer could only provide data comparison for the result of 4.5ng/ml.The sample when tested on an alternate triage product lot number yielded a ckmb of 3.8ng/ml.The customer stated they do not have concerns with the alternate triage product lot.The customer stated the patients were not correlated with a mi.No additional information provided.
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