Postoperative leg fixing support

The utility model discloses a post-operation fixing support for legs. The device comprises a supporting batten, a connecting block, a supporting rod and an air bag, the supporting battens are providedwith a plurality of through threaded fixing holes. A screw is arranged at the rectangular part of one side of the connecting block; a connecting hole is formed in the circular part of the other sideof the connecting block; the supporting battens are overlapped through the threaded fixing holes to form an isosceles triangle, the connecting blocks are in threaded connection with the overlapped threaded fixing holes through the screws, the supporting rods penetrate through the connecting holes to be fixed to the connecting blocks, and the air bag is placed on the supporting rods. The utility model has the advantages that: the local part can be prevented from being pressed; when the patient lies on the back/on the left side/on the right side, the bottom of the patient can be effectively supported and lifted, and the