Fig. 1From: Real-time intraoperative 3D image intensifier-based navigation in reversed shoulder arthroplasty- analyses of image qualityIntraoperative setup (a) Schematic illustration of the positions of the OR team during surgery (OPI = surgeon; ASS1 = first assistant; AN = anaesthesist) (b) Intraoperative situs with navigation setup from the surgeon’s perspective. The image intensifier is positioned from the opposite side to increase workspace. Ӿ Navigation clamp made of carbon with the 3 markers and attached to the coracoid. ‡ The monitor of the image intensifier is optimally visible to the surgeon at the head end of the patientBack to article page