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Table 1 Protocol of intermittent ante-retrograde warm blood cardioplegia

From: New technique of local ischemic preconditioning induction without repetitive aortic cross-clamping in cardiac surgery

Episode of cardioplegia (No) and mode of infusion Volume flow rate of blood delivery (ml/min) Volume flow rate of delivery of 10% KCl solution (ml/h) Duration of cardioplegia infusion (min)
1 - antegrade* 200 100 (preceded by bolus dose of 4 ml) 2.5
1 - retrograde 200 10 3.0
2 - retrograde 200 10 (preceded by bolus dose of 2 ml) 3.0
3 - retrograde 200 10 3.0
4 - retrograde 200 10 4.0
5 - retrograde 200 10 5.0
  1. *first episode of cardioplegia consisted of 2.5-min antegrade infusion plus 3.0-min retrograde infusion.