Splint fixing device for bone surgery

The utility model discloses a splint fixing device for bone surgery. Including restraint strap, more than one splint placing bag is fixedly arranged on the inner wall surface of the restraint strap through sewing of needles and threads; one or more second binding belts are arranged in the middle of the outer wall face of the restraint belt, a fixing plate is bound and fixed to the opening end of the second binding belt at the lower end, a screw is perpendicularly welded to the surface of the fixing plate, the screw is sleeved with a fixing block, and one or more positioning holes are transversely formed in the section, from the second binding belt at the upper end to the right side, of the second binding belt at the upper end. The bone fracture fixing device is simple in structure, loosening is avoided through two times of binding and fixing, binding is easy, dismounting is convenient, meanwhile, a splint which does not make contact with a bone can be taken out under the condition thatthe strength of the frac