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Planning software and patient-specific instruments in shoulder arthroplasty.
James D Wylie1, Robert Z Tashjian2
1Department of Orthopaedics, University of Utah, 590 Wakara Way, Salt Lake City, UT, 84108, USA.
Current Reviews in Musculoskeletal Medicine
|January 27, 2016
Summary
Patient-specific instrumentation may improve glenoid component positioning in shoulder arthroplasty. Further research is needed to confirm benefits for patient outcomes and cost-effectiveness.
Area of Science:
- Orthopedic surgery
- Biomedical engineering
Background:
- Shoulder arthroplasty has advanced, but glenoid component positioning remains challenging.
- Computer planning and patient-specific instrumentation (PSI) show mixed results in orthopedics.
Purpose of the Study:
- To evaluate the potential of 3D imaging, computer planning software, and PSI to improve glenoid positioning in shoulder arthroplasty.
- To assess the accuracy of PSI for glenoid component implantation, especially in cases of significant deformity.
Main Methods:
- Utilized advanced 3D imaging techniques and computer planning software.
- Employed patient-specific instrumentation and guides for glenoid component implantation.
- Compared outcomes with standard instrumentation.
Main Results:
- Studies report improved glenoid component positioning with PSI in both anatomic and reverse total shoulder arthroplasty.
- PSI may offer improved accuracy for glenoid component implantation, particularly in deformed glenoids.
Conclusions:
- PSI and computer planning show promise for enhancing glenoid positioning accuracy in shoulder arthroplasty.
- Further investigation is required to determine if improved positioning translates to better patient-reported outcomes and implant survival.
- The cost-effectiveness of PSI for widespread orthopedic use needs additional study.
