Implanted date: device was not implanted.Explanted date: device was not explanted.The actual device was returned for evaluation.Visual inspection upon receipt found that the cap had been removed from the blood outlet port and the blood outlet port had been crushed inward from the outside.The cap was not retuned.Reproductive testing was performed.The blood outlet port on an oxygenator sample, with the cap attached to it, was hit on a hard object.As the result, the cap and the blood outlet port got deformed.The configuration of deformation on the blood outlet port was confirmed to be similar to that observed on the actual sample.A review of the device history record and the product release decision control sheet of the reported product code/lot number combination was conducted with no findings.Ifu reference: inspect the device and package carefully.Do not use if the package and/or device is damaged.There is no evidence that this event was related to a device defect or malfunction.Based on the investigation result, it is likely that the actual sample was exposed to some hitting force on the blood outlet port on the oxygenator module, resulting in the reported damage.(b)(4).
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