Custodiol group
ARRESTED
After the cross-clamping patient received a single dose of HTK Custodiol cardioplegia at a temperature of 4–8 °C and was perfused for 6–8 min, the dose was started from 400 to 1000 ml according to the child's body weight (35 ml/kg). Perfusion pressure was kept at 70–80 mmHg until the heart was arrested Additional file 