Fig. 3

As shown in Figure a, an arthroscopic approach is established to clear the blood in the joint to expose the fracture fragment and thoroughly clean the bone bed. b, an anteromedial and anterolateral bone tunnels are established under the guidance of the locator. Figures c and d show the introduction of the suture through the right-angle clamp and the fixation of the fracture fragment in the shape of"8"after bypassing the anterior cruciate ligament.