The key of the surgical treatment of the intrahepatic calculus include incision and exposure of the stricture of the intrahepatic bile duct, removing the stone and reconstructing bile drainage.

• 复杂肝内胆管结石外科治疗的关键是显露和切开肝内各叶段胆管的狭窄段，取出结石、建立通畅的胆流通道。