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Updated: Jun 12, 2025
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Reverse Total Shoulder Arthroplasty
Published on: July 5, 2011
43.2K
Current concepts in patient specific implants for reverse shoulder arthroplasty.
Benjamin R Wesorick1, Eddie Y Lo2,3, Arjun Gupta4
1Weill Cornell Medical College, New York, NY, USA.
JSES International
|June 9, 2025
Summary
Patient-specific implants offer improved glenoid fixation for reverse shoulder arthroplasty in complex cases. This review covers their design, manufacturing, and clinical outcomes.
Area of Science:
- Orthopedic Surgery
- Biomedical Engineering
- Materials Science
Background:
- Reverse shoulder arthroplasty (RSA) is increasingly common.
- Standard implants show limitations in glenoid fixation for complex primary and revision cases.
- Need for enhanced fixation solutions in challenging RSA procedures.
Purpose of the Study:
- To review the current status of patient-specific implants (PSIs) in RSA.
- To discuss PSI design principles and manufacturing techniques.
- To summarize short-term clinical outcomes and future prospects of PSIs in RSA.
Main Methods:
- Literature review of studies on patient-specific implants for reverse shoulder arthroplasty.
- Analysis of design considerations, including patient anatomy and biomechanics.
- Examination of additive manufacturing and other fabrication technologies.
- Synthesis of reported clinical outcomes and complication rates.
Main Results:
- PSIs can be tailored to individual patient anatomy for optimal fit and fixation.
- Advanced imaging and manufacturing enable complex PSI designs.
- Early clinical data suggest promising outcomes for PSIs in challenging RSA cases.
- Potential for improved implant survival and patient function.
Conclusions:
- Patient-specific implants represent a significant advancement for challenging RSA cases.
- Further research is needed to establish long-term efficacy and cost-effectiveness.
- PSIs hold promise for improving outcomes in revision and complex primary shoulder arthroplasty.
