If the present invention discloses a kind of Sternal reconstruction system of stem portion for fixing a breastbone with what comprising: at least one flexible cable, at least one parallel fitting piece and at least one lasso with a welding end accessory. Optionally, which includes at least one hollow screw. It may achieve surrounding by the use of the Sternal reconstruction system or parasternal fixed. The present invention also provides a kind of Sternal reconstruction method using the Sternal reconstruction system. The present invention also provides a kind of Sternal reconstruction set group.本發明揭示一種用於固定一胸骨之若干部分之胸骨重建系統,其包括:具有一融接端配件之至少一個可撓性線纜、至少一個平行配合件及至少一個套圈。視需要,該系統包括至少一個中空螺釘。藉由該胸骨重建系統之使用可達成四周或胸骨旁固定。本發明亦提供一種利用該胸骨重建系統之胸骨重建方法。本發明亦提供一種胸骨重建套組。