Leg auxiliary rehabilitation instrument

The utility model relates to the technical field of medical auxiliary devices, in particular to a leg auxiliary rehabilitation instrument which comprises a rehabilitation instrument body, a seat, a leg fixing mechanism and a fixing device, the fixing device comprises an arc-shaped baffle, a sliding plate, an arc-shaped positioning plate, a rotating assembly and an adsorption assembly, and the arc-shaped baffle rotates on the leg fixing mechanism through the rotating assembly. The sliding plate is in sliding connection with the arc-shaped baffle, the arc-shaped positioning plate is fixedly connected with the sliding plate, the adsorption assemblies are arranged on the arc-shaped baffle and the leg fixing mechanism respectively, and after a patient sits on the seat and puts legs on the leg fixing mechanism, the arc-shaped baffle is rotated towards the leg fixing mechanism; the arc-shaped baffle and the leg fixing mechanism are kept in a stable state under the action of the adsorption assembly, the sliding plate