A review of the device history record was performed with no abnormality found.A sap trend search was performed for 70106.4525, failure code 0114 other tube set components and two additional complaint was found which has been already closed.(b)(4) requested the product for investigation but the product was not available.Therefore no laboratory investigation could be performed by the manufacturer.Although the product was not received, the investigation was performed based on the similar complaint (b)(4) laboratory investigation results.Based on the visual inspection and the leak test of the (b)(4) complaint sample, a crack was detected at the one-way valve.This failure was confirmed by the laboratory.Based on this information, the failure could be confirmed.The most probable cause of the failure is found as material failure.As a corrective action, (b)(4) was opened and all actions will be followed by (b)(4).The data is being handled through a designated maquet cardiopulmonary trending and applicable investigation process.Due to this no further investigation initiations will be completed at this time.
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