Fig. 1From: Acromioclavicular joint instability on cross-body adduction view: the biomechanical effect of acromioclavicular and coracoclavicular ligaments sectioningExperimental setup. The specimens were firmly fixed on a customized wooden jig with external fixators (Orthofix®; Japan Medicalnext Co., Ltd., Osaka, Japan). An electromagnetic tracking device (trakSTAR™; Ascension Technology Corporation, Shelburne, VT, USA) was used to measure the displacement of the distal end of the clavicle relative to the acromion. Sensors were inserted into the distal end of the clavicle and acromionBack to article page