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Bd had not received samples or photos from the customer facility for evaluation; therefore, the investigation was limited.Retention samples were selected from bd inventory for evaluation and no issues were observed and all retention samples met specifications.A review of the device history record was completed for the incident lot and, based on this review, all product specifications and requirements for lot release were met; there were no related quality non-conformances during manufacturing of the product.Hemolysis can be caused by many sources, including certain patient pathological conditions, improper specimen collection, specimen processing, and specimen transport.Specimen processing factors include vigorous mixing or shaking of the specimen, not allowing the specimen to clot for the recommended amount of time, prolonged contact of serum or plasma with cells, and exposure to excessive heat or cold.Finally, mechanical trauma and other adverse conditions during transport of tubes can result in hemolysis.Investigation conclusion: based on evaluation of the retain samples, no issues were observed and all retention samples met specifications.Root cause description: based on the investigation, a root cause could not be determined.The retain product was found to be in conformance and meet release specifications.Complaints received for this device and reported condition will continue to be tracked and trended.Information will be captured on trend reports and monitored.The bd business team regularly reviews the collected data for identification of emerging trends.
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