This creation provides a kind of interactive lower limb rehabilitation system,It includes: two motion sensing units,Respectively there is a posture sensing mould group and a Wireless Transmitter,And the thigh and shank of what rehabilitation person lower limb are respectively set,To detect the motion profile of rehabilitation person,And the training host being connect with those motion sensing units,It has an interfare device,One computer and a display screens,System captures the electric signal arrived to receive those motion sensing units of rehabilitation person's actuation what,And electric signal is handled with the interfare device,It is converted into rehabilitation data,And show the what display screens,By above-mentioned data,It is noted down as tracking rehabilitation,And then reach the effect of certain rehabilitation.本創作提供一種互動式下肢復健系統,其包括有:二運動感測單元,各具有一姿態感測模組及一無線傳輸器,並各設置於復健者下肢之大腿及小腿,用以偵測復健者之運動軌跡,以及與該些運動感測單元連接之訓練主機,其具有一介面裝置、一計算機及一顯示螢幕,係以接收復健者作動於該些運動感測單元擷取到之電子訊號,並以該介面裝置處理電子訊號,將其轉換為復健資料,並顯示於該顯示螢幕,藉由上述之資料,予以紀錄作為追蹤復健,進而達到確實復健之效果。