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1、l Pericardium is parallely incised to the phrenic nerve 2.0cm away and suspended as a cradle.l CPB is employed with bicaval and aortic cannulation.l Mild hypothermia is under 32-35.ASD(atrial septal defect)、VSD(ventricular septal defect)、A+V(ASD+VSD)、PH(pulmonary hypertension)、PAPVC(partial anomalou
2、s pulmonary venous connection)、PDA(patent ductus arteriosus)、TVP(tricuspid valveoplasty)、PECD(partial endocardial cushion defect)、Mi(mitral insufficiency)、LSVC(left superior vena cave)、MVR(mitral valve replacement)、PS(pulmonary stenosis)、TI(tricuspid valve insufficiency).01020304050607080preoperend of OccEnd of CPB3h6h24h48harrestedheartbeatingheartcTnI was no difference in two groups before operation and increased in both groups after operation,but was significantly lower in beating group than that in arrested group at each time point(P0.05).
