It was reported that a small amount of blood leakage between the connector and the ezf21a cannula body was noted after approximately two (2) hours of use.The specific volume of blood loss is unknown, but it was as small amount as a slow seeping out on the drape.The site was tied up with a cable tie to stop the leakage and it stopped.After that, the cannula was kept using.The cannula was laid flat on the patient.No abnormality was noted before or after the device use.It is unknown how long in total the canula was used, however, the surgeon commented that it was recovered by just tying up with a cable tie.There was no impact to the overall outcome of the procedure.There was no change in procedural strategy required due to the leakage.The patient status was reported as 'recovered'.The cannula was used for aortic root replacement, mitral valvuloplasty and coronary artery bypass graft.Connecting the cannula to the cpb tubing was not difficult.The cannula was stored flat at the hospital.
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