The customer reported that during an allogeneic mononuclear cell (mnc) collection procedure,the total blood volume processed reading, ac infusion rate reading, and the ac to donor reading by the machine were incorrect.Per eu personal privacy protection laws, the patient information is not available from the customer.This report is being filed due to a device malfunction that has the potential for injury if it were to recur.
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Investigation: per the customer, after the collection of the 1st chamber (which took more than 4600 ml tbv), the collection valve wasn¿t closed ¿ plasma still flowed in to the collection bag, diluting the product.For the second chamber, the collection status screen showed processed tbv starting from around -4600ml and counting toward zero.The procedure was terminated and continued successfully on a different machine.Per the customer, the ac infusion rate was displayed as more than 53, and after the procedure was ended, the report screen showed that 12 ml of acda went to the donor, when was actually more than 500ml of ac.Moreover, tbv calculations were also not correct.Per the customer, the optia worked properly without any issues the prior day.The run data file (rdf) was analyzed for this event.Rdf review confirmed that the run was terminated and that safety never stopped monitoring as designed.Per terumo bct i&d, this is a software anomaly.The symptoms of the reported condition were reproduced in-house.Investigation is in process.A follow-up report will be provided.
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