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View from the posterior portal of the right shoulder in the beach-chair position: dynamic anterior glenohumeral capsular ligament tensioning in abduction and external rotation position technique. (A) The anterosuperior glenohumeral capsular ligament is dynamically evaluated in the mimic position during the throwing motion. (B) The ideal tension of the anterosuperior capsule is determined using a grasper. (G, glenoid; GP, grasper; HH, humeral head.)
