An innovative 2D optical navigation workflow for percutaneous pedicle screw fixation in thoracolumbar fractures: comparison with O-arm 3D navigation - Scorecard - MDSpire

An innovative 2D optical navigation workflow for percutaneous pedicle screw fixation in thoracolumbar fractures: comparison with O-arm 3D navigation

  • By

  • Ren Gao

  • Kangheng Niu

  • Le Cheng

  • Zhong Wei

  • Xuepeng Wang

  • Tanjun Wei

  • Biwang Huang

  • Feng Xu

  • Chengjie Xiong

  • June 26, 2026

  • 0 min

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Clinical Scorecard: A Novel 2D Optical Navigation Approach for Percutaneous Pedicle Screw Placement in Thoracolumbar Fractures: A Comparison with O-arm 3D Navigation Techniques

At a Glance

CategoryDetail
ConditionThoracolumbar fractures (TLFs)
Key MechanismsComparison of 2D optical navigation and 3D navigation systems for percutaneous pedicle screw fixation (PPSF)
Target PopulationPatients aged 18–60 years with single-level traumatic fractures of T11 to L2 vertebrae
Care SettingDepartment of Orthopedics, Central Theater Command General Hospital

Key Highlights

  • 2D navigation reduced operative time (94.71 min vs. 105.40 min) and radiation dose (81.0 µGy·m2 vs. 137.2 µGy·m2)
  • Screw placement accuracy was comparable between 2D (99.2%) and 3D (98.1%) navigation
  • Both groups showed significant postoperative improvements in VAS and ODI scores
  • No serious complications were observed in either group
  • Proficiency was achieved earlier with 2D navigation (15 cases) compared to 3D navigation (29 cases)

Guideline-Based Recommendations

Diagnosis

  • Thoracolumbar fractures diagnosed based on clinical assessment and imaging

Management

  • Percutaneous pedicle screw fixation (PPSF) using either 2D or 3D navigation systems

Monitoring & Follow-up

  • Postoperative assessment using VAS and ODI scores

Risks

  • Potential for screw malposition and neurovascular injury with traditional fluoroscopy

Patient & Prescribing Data

105 patients with TLFs who underwent PPSF

2D optical navigation offers a streamlined workflow and reduced radiation exposure

Clinical Best Practices

  • Utilize 2D optical navigation for PPSF to enhance procedural efficiency
  • Ensure accurate patient selection based on defined inclusion and exclusion criteria

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