Three-dimensional virtual modeling for lower limb deformity correction over intramedullary nail
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By
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Michal Goetz
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Yair Gortzak
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Lior Yosef Shabtai
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Ron Qual
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Nadav Graif
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Eran Golden
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Solomon Dadia
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Dror Ovadia
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Roy Gigi
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July 1, 2026
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Clinical Scorecard: Utilizing Three-Dimensional Virtual Surgical Planning for Correcting Lower Limb Deformities with Intramedullary Nails
At a Glance
| Category | Detail |
|---|
| Condition | Lower limb deformities |
| Key Mechanisms | Three-dimensional virtual surgical planning and patient-specific 3D-printed cutting guides |
| Target Population | Pediatric patients with complex lower-limb deformities |
| Care Setting | Orthopedic surgery |
Key Highlights
- Excellent correction achieved in 83% of extremities (residual angulation ≤5°)
- Mean time to radiographic union was 8.5 weeks
- No major intraoperative or early postoperative complications reported
- Delays in union occurred in 8.7% of extremities, resolving without intervention
- 3D planning enhances surgical accuracy and execution
Guideline-Based Recommendations
Diagnosis
- Utilize 3D virtual models for preoperative planning of complex lower limb deformities
Management
- Apply intramedullary nails for deformity correction and limb lengthening
Monitoring & Follow-up
- Evaluate preoperative and postoperative deformity angles and time to osteotomy union
Risks
- Monitor for potential complications such as delayed union
Patient & Prescribing Data
21 pediatric patients with complex lower-limb deformities
3D planning and cutting guides facilitate precise surgical correction
Clinical Best Practices
- Incorporate 3D technologies in preoperative planning for complex deformities
- Ensure meticulous intraoperative execution to address multiplanar deformities
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