[Reverse Shoulder Arthroplasty - Current Concepts]

Area of Science:

• Orthopedic Surgery
• Biomechanics
• Arthroplasty

Context:

• Reverse shoulder arthroplasty (RSA) usage has surged in the last decade, driven by promising long-term outcome data.
• The Grammont concept has evolved, incorporating scientific advancements to refine RSA procedures.
• Despite refinements, clinical and radiological challenges such as scapular notching and instability persist.

Purpose:

• To summarize current concepts and evolving techniques in reverse shoulder arthroplasty.
• To provide an overview of the expanding indications for RSA.
• To discuss the clinical and radiological outcomes associated with various RSA applications.

Summary:

• This article reviews the current state of reverse shoulder arthroplasty (RSA), detailing its increased utilization and conceptual refinements.
• It explores diverse indications including cuff tear arthropathy, severe osteoarthritis, fractures, tumors, and revision surgeries.
• The review addresses persistent clinical and radiological concerns like scapular notching and instability, alongside their outcomes.

Impact:

• Provides a comprehensive overview of reverse shoulder arthroplasty for orthopedic surgeons and researchers.
• Highlights areas of ongoing concern and potential future research directions in RSA.
• Informs clinical decision-making regarding the application and management of patients undergoing RSA.