A portable human body brace system includes a pelvis module, a leg module and a foot module. The pelvis includes a bendable member holding user body and a pelvis connector. The foot module includes a foot connector. The leg module includes: a femur module detachably coupled to the pelvis connector a tibia module detachably coupled to the foot connector and a knee module having at least two linkages with different lengths respectively pivotally connected to the femur module and the tibia module. The upper human body weight is sequentially transferred to the pelvis module, the leg module and the foot module.一種便攜式人體支架系統,包括臀部模組、腿部模組及腳部模組,臀部模組包括包覆使用者身體的可彎曲部件及臀部模組連接器,腳部模組包括腳部模組連接器,腿部模組包括:大腿模組,與臀部模組連接器可拆卸式耦接;小腿模組,與腳部模組連接器可拆卸式耦接;以及膝關節組合,具有至少兩個不同長度之短桿,分別與大腿模組及小腿模組樞接。使用者臀部以上的重量施加於臀部模組後,由臀部模組傳遞至腿部模組,再傳遞至腳部模組。1‧‧‧便攜式人體支架系統10‧‧‧臀部模組20‧‧‧腿部模組21‧‧‧大腿模組22‧‧‧小腿模組23‧‧‧膝關節組合30‧‧‧腳部模組91‧‧‧腰部92‧‧‧臀部93‧‧‧髖部(髖關節)94‧‧‧大腿95‧‧‧膝關節96‧‧‧小腿97‧‧‧腳踝(踝關節)98‧‧‧腳部
