The user facility reported to terumo cardiovascular that during cardiopulmonary bypass, a clot formation occurred in the reservoir, without ascertainable restriction of the flow behavior of the system.Per user facility, after drawing blood from the patient's pleura, clot formation occurred in the reservoir.The hlm was changed intraoperative.This resulted in an additional volume load on the patient due to the priming volume of the new hlm.The remaining volume of the old hlm was processed using cell saver and re-transfused to the patient.Act values: 180 to 240 seconds.It is unknown if there was a delay in the procedure.The product was changed out.The surgery was completed successfully.It was reported that the patient later expired and the reported issue with the device did not contribute to the death.
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This follow-up report is submitted to fda in accord with applicable regulations ¿ and as indicated by terumo cardiovascular systems in the initial report submitted to the fda on may 22, 2020.Upon further investigation of the reported event, the following information is new and/or changed: b5 (updated describe event or problem).D4 (additional device information - added expiration date).G4 (date received by manufacturer).G7 (indication that this is a follow-up report).H2 (follow-up due to additional information).H4 (device manufacture date).H6 (identification of evaluation codes 11, 3331, 4114, 3221, 4315).Method code #1: 11 - testing of device from same lot/batch retained by manufacturer.Method code #2: 3331 - analysis of production records.Method code #3: 4114 - device not returned.Results code: 3221 - no findings available.Conclusions code: 4315 - cause not established.The affected sample was not returned for evaluation.Without a returned device a thorough investigation could not be performed and a definitive root cause could not be determined.A retention sample was tested for clotting with bovine blood at 5 l/minute for one hour with 100ml/min air injection with no clotting, foaming or bubbling on the filter observed in the cardiotomy portion of the reservoir.All available information has been placed on file in quality management for appropriate tracking, trending, and follow-up.
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