A medical auxiliary equipment, in particular to an adjustable toe orthotic device, with a primary support and a secondary support connected by rotation; the primary and secondary supports are both provided with bandages, separately used for tying the primary support to the arch of the foot and the secondary support to the toe. Pivots of the primary and secondary supports are arranged with a lifting component, which is used to abut on the deformity point of the toe, and by adjusting the lifting distance of the lifting component, it adapts to different degrees of toe deformity. The device adapts to different toe deformities through the adjustment of the lifting degree of the abutting surface, so that the orthotic abutment of the toe orthotic device is always in the state that best matches the toe deformity of users.