Lesions Due to Injury and Disease of Bursae and Tendons About the Shoulder Joint.
—In regard to motion about the shoulder joint, Fisk730 proposes to show that practically 50 per cent of motion at the shoulder joint occurs as a result of the movements of the scapula and the clavicle and not so much of those of the scapulohumeral joint. Roentgenograms taken in eight key positions demonstrate this fact, and the technic is also described.Movements of the scapulohumeral joint are limited to 90 degrees of rotation with arm by the side, rotation of 90 degrees with the arm abducted, no movement at all with the arm vertically elevated, abduction of 90 degrees in coronal plane and elevation of 90 degrees in the sagittal plane.Hamsa731 discusses the intricate construction of the shoulder joint and the relationship of capsules and tendons to that joint. The bursa about the
STEINDLER A. PROGRESS IN ORTHOPEDIC SURGERY FOR 1944 A Review Prepared by an Editorial Board of the American Academy of Orthopaedic Surgeons: XXI. Conditions Involving Shoulder, Neck and Jaw. Arch Surg. 1946;52(3):360–376. doi:10.1001/archsurg.1946.01230050365009
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