Fig. 34.1 Area of impingement between the polyethylene socket and the scapula. This is thought to be the cause of scapular notching in patients with reversed total shoulder implants a. As…

Fig. 32.1 Biomet Comprehensive® reverse shoulder arthroplasty (RSA) Fig. 32.2 Biomet Comprehensive® reverse shoulder arthroplasty (RSA) is the result of the combination of the Biomet Comprehensive® shoulder system, based upon a humeral…

Fig. 35.1 Factors influencing inferior contact: a Reference position. b Superior translation of the baseplate. c Superior inclination of the baseplate These various modifications have repercussions on the position of the…

Fig. 19.1 Proximal migration of the humeral head leads to a lack of deltoid tension In the most severe form, part or all of the deltoid muscle may be completely absent….

Fig. 42.1 Affinis® Inverse It is intended for treatment of massive and irreparable rotator cuff defects in combination with glenohumeral arthritis and revision after failed hemi- or total prosthesis. The Affinis…

Fig. 28.1 Demonstration of backswing using driver with bilateral RSPs Fig. 28.2 Demonstration of follow-through using driver with bilateral RSPs (200-yard drive) Recommended Protocol In an effort to standardize a home-based rehabilitation…

Fig. 41.1 SMR reverse total shoulder arthroplasty Design Concepts The patient’s joint must be anatomically and structurally suited to receive the selected implants, and a functional deltoid muscle is necessary to…

Fig. 13.1 Anteroposterior radiograph of preoperative shoulder demonstrating Hamada grade II changes of acromiohumeral interval of less than 5 mm but no acetabularization of the acromion Clinical Outcomes of RSA for Massive…

Fig. 45.1 End-stage degenerative changes and superior migration of the humeral head We prefer to classify glenoid morphology with the Walch classification [10]. This classification system was validated for its interobserver…

Fig. 43.1 Kessel’s fixed fulcrum reverse polarity shoulder prosthesis As noted, these devices were designed for end stage rheumatoid arthritis in which pain relief and stability for load bearing were paramount….