Maquet cardiopulmonary gmbh was not requested the product back for investigation since the issue is known.Maquet cardiopulmonary ag is aware of similar complaints from this product.Similar product, showing a similar malfunction, has been investigated in #:703007163: leak test of the blood side was performed.A strong leak from the gas outlet was detected.No further abnormalities could be detected.A leak can be confirmed.Further investigation steps are momentarily not possible to be executed due to work safety issues in the complaint laboratory.Therefore no exact root cause could be determined.According to the risk files the increasing pressure could be caused the issue and fibers of the oxygenator could be damaged due to this.Therefore liquid leak was detected at gas outlet.This complaint is being monitored as part of the complaint data trending of maquet cardiopulmonary gmbh and further investigations and measures will be conducted in case of adverse trending.
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