The rehabilitation unit of this creation, which includes at least, an ontology,It is equipped with one for shaft accommodating shape axis hole,And the holding part for bearing accommodating support； One shaft,One side be equipped with socket section,For ball accommodating limit hole,The supporting section that is inserted in for bearing,The thread segment that is screwed togather for locking nut,And the axle center hole that is penetrated for interlocking lever； One interlocking lever,One end be equipped with for pressing piece locking linking part,And the groove for ball accommodating； One pressing piece,One end be equipped with for interlocking lever group set fixed engaging portion,And face is pressed for force pressing； Ball,System is moved by interlocking lever and makes to move back and forth in the what limit hole of ball position； One spring,It is to be nested on what interlocking lever,And two end of spring is supported respectively on an end face of what appearance portion's bottom face and pressing piece.本創作之復健單元至少包括有一本體，其設有一供軸桿容置用的狀軸孔、以及供軸承容置支撐用的容置部；一軸桿，其一側設有套接段、供滾珠容置用的限位孔、供軸承套入用的支撐段、供鎖固螺帽螺合用的螺紋段、以及一供連動桿穿入的軸心孔；一連動桿，其一端設有供按壓件鎖固用的連結部、以及供滾珠容置用的凹槽；一按壓件，其一端設有供連動桿組設固定用的結合部、以及供施力按壓用的壓按面；滾珠，係受連動桿的移動而使滾珠位於限位孔內來回移動；一彈簧，其係套置於連動桿上，且彈簧二端分別抵頂於容部底端面及按壓件的一端面上。
