Because the bones have matured at the age of 30, the effect of correcting rotund legs is generally not as good as that of children, and the period needed is also longer. The most effective way is surgical treatment, in addition, you can also take the apparatus correction, exercise correction and other ways. 1. Surgical treatment: the most effective way to correct rotunda leg in adults is surgical treatment, such as high tibial osteotomy, oblique osteotomy of the distal femur and other surgical methods. 2. Corrective devices: you can try to use corrective tape and other devices, but in general, because the adult skeleton has matured, the effect may not be obvious. 3. Exercise correction: exercise correction can be carried out under the guidance of the doctor, such as squatting exercise, squatting shoulder and foot distance is the same, the knee joints to the inner side of the bend, do not have to squat down completely. There may be other ways to correct rotunda leg, adult rotunda leg should go to the hospital in time, under the guidance of the doctor for treatment.