Cardiopulmonary bypass (CPB), an integral part of valve surgery, is known to cause hemodilution, which can lead to a need for blood transfusion as well as a systemic inflammatory reaction. Our aim was to evaluate a reduced priming (RP) system for CPB with regard to clinical outcomes in patients undergoing valve surgery. Eleven patients were assigned to the new system with an RP volume. The RP system allowed for reduced hemodilution and a possible reduction in the necessity for blood transfusions.
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