Fig. 3From: Does the coronoid fracture in terrible triad injury always need to be fixed?Intraoperative stability test method using fluoroscopy. After the radial head fracture and lateral ulnar collateral ligament injury are repaired, the stability test using fluoroscopy is performed during elbow motion at 90° to 20° of flexion-extension. As shown, this patient maintained the concentric reduction while the elbow was flexed and extended (a–c)Back to article page