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3D-printed models for periacetabular osteotomy surgical planning.
B Keegan Markhardt1, Matthew A Beilfuss2, Scott J Hetzel3
1Department of Radiology, University of Wisconsin-Madison, University of Wisconsin Clinical Science Center, 600 Highland Ave. Madison, WI 53792, USA.
Journal of Hip Preservation Surgery
|August 11, 2021
Summary
This study explored 3D-printed hemipelvis models for periacetabular osteotomy in hip dysplasia. While not statistically significant, 3D models showed potential for reducing surgical time and improving efficiency.
Area of Science:
- Orthopedic Surgery
- Medical Imaging
- Biomedical Engineering
Background:
- Hip dysplasia treatment often involves complex surgical procedures like periacetabular osteotomy.
- Preoperative planning is crucial for optimizing surgical outcomes in periacetabular osteotomy.
- 3D printing technology offers novel approaches for surgical simulation and planning.
Purpose of the Study:
- To assess the feasibility of using 3D-printed hemipelvis models for preoperative planning of periacetabular osteotomy.
- To evaluate the clinical benefits, including operative time, radiation dose, and blood loss, associated with 3D model-assisted planning.
Main Methods:
- Retrospective analysis of 28 periacetabular osteotomy cases (26 patients).
- Comparison between standard preoperative imaging and imaging plus 3D-printed hemipelvis model planning.
- Surgical cuts were simulated on 3D models prior to the Bernese periacetabular osteotomy procedure.
Main Results:
- Patients using 3D models showed a trend towards reduced operative times (acetabular positioning and total procedure time).
- No statistically significant differences were found in operative times, fluoroscopy radiation dose, or estimated blood loss.
- 3D-printed hemipelvis models are feasible to create using accessible technology.
Conclusions:
- 3D-printed hemipelvis models are a feasible tool for preoperative planning in periacetabular osteotomy for hip dysplasia.
- This technology shows promise for enhancing surgical efficiency, although further investigation is needed to confirm statistical significance.
- The use of 3D models represents an accessible and potentially beneficial advancement in orthopedic surgical planning.
