Fig. 1From: Ultrasound-based evaluation revealed reliable postoperative knee stability after combined acute ACL and MCL injuriesUltrasound image of the medial joint space width in 30° knee flexion in unloaded condition (1A) and in standardized loaded condition (15 daN) with TELOS fixation device (1B). White arrows show medial femoral epicondyle, medial meniscus, and tibial plateau. A white line is positioned between femoral and tibial margins where medial joint width can be measured in millimeters. MCL, medial collateral ligamentBack to article page