“…As a result, how to get a satisfactory closed reduction poses a challenge to surgeons. To improve the success rate of closed reduction for supracondylar humeral fractures, surgeons have suggested some methods [1,2,13,14]. They usually use a Kirschner pin (or a Schanz pin) in the distal or proximal fragment of supracondylar humeral fractures as a joystick for facilitating closed reduction [1,2,13,14].…”