Fig. 2From: Detection of articular perforations of the proximal humerus fracture using a mobile 3D image intensifier – a cadaver studyDetection of K-wire perforations in different positions of the humeral head. a 30° external rotation (ER), b 0°, c 30° internal rotation (IR); *cartilage, +greater tuberosity, #lesser tuberosityBack to article page