Fig. 1From: Modified cardiopulmonary bypass with low priming volume for blood conservation in cardiac valve replacement surgeryA Schematic description of the modified CPB system for cardiac valve replacement surgery through median sternotomy. B Images of the main components of the modified CPB system. CPB, VAVD and HTK refer to cardiopulmonary bypass, vacuum assist venous drainage and histidine-tryptophan-ketoglutarate, respectivelyBack to article page