Fig. 2From: Comparison of mechanical properties in interference screw fixation technique and organic anterior cruciate ligament reconstruction method: a biomechanical studya Custom-made cannulated drill bit. This drill bit consists of two parts. The main body is used to create a tunnel (A), and the pusher is used to extract the core bone out of the cannulated drill bit (B). b Drilling process of the Sawbones block. c A typical core bone extracted from the tunnel with 8.5 mm diameterBack to article page