musculoskeletal and connective tissue disorders
How To Do Shoulder Arthrocentesis
Relevant Anatomy for Shoulder Arthrocentesis
Needle insertion is inferior and lateral to the coracoid process and medial to the humeral head. The glenohumeral joint is punctured while the patient sits with the arm at the side and the hand on the lap. The needle is inserted anteriorly, slightly inferior and lateral to the coracoid process, aiming posteriorly toward the glenoid fossa, and medial to the humeral head. A posterior approach is also possible. 