Retaining septal and parietal band in surgical correction for tetralogy of Fallot can effectively protect the function of right ventricule,prevent the occurrence of residual leakage and aviod complete right bundle branch blok.

• 法洛四联症手术矫正保留隔、壁束技术 ,可有效的保护右心室功能、预防室缺残余漏、避免完全性右束支传导阻滞。