22 , 23 While on the scapular side there is currently a large variability of available glenoid components in aTSA, on the humeral side there is a clear trend away from diaphyseal stems and toward the use of stemless humeral components, whose stability relies on cementless metaphyseal or epiphyseal fixation.
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Stemless total shoulder arthroplasty with nonspherical polyethylene humeral head.
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