Methods 28 cases were operated by ulna osteotomy and open reduction of radial head, of which 3 cases were undergone shortening of middle radial shaft.

• 方法对28例患儿采取尺骨截骨固定桡骨小头复位,同时行环状韧带重建,其中3例行桡骨中段缩短截骨固定。