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Open research questions in Spinal Fractures and Fixation Techniques

124 gap statements mined from Spinal Fractures and Fixation Techniques papers in our 4.5M-paper local library, which holds 769 papers on the topic — drawn mostly from each paper's own stated research gap, future-work, challenge and limitation notes, and its abstract. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one.

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What the literature leaves open

  • There is a lack of standard predictive models to predict prognosis for elderly patients with vertebral compression fractures. Traditional predictive models have limitations in this demographic.

    Predicting long-term clinical mortality of elderly patients with vertebral compression fractures · 2026 · DOI

  • Vitamin D deficiency is common among elderly individuals with osteoporosis; however, its prognostic significance in patients undergoing percutaneous vertebroplasty (PVP) for osteoporotic vertebral compression fractures (OVCFs) remains unclear.

    Lower preoperative vitamin D levels are associated with poor clinical outcomes in elderly patients with osteoporotic vertebral compression fractures after percutaneous vertebroplasty · 2026 · DOI

  • Further studies can investigate the use of the single dynamic structured light navigation system in clinical settings. Research can focus on improving the accuracy and precision of the system. Studies can explore the application of the system in other spinal surgery procedures.

    Single dynamic structured light navigation for minimally invasive cervical pedicle screw insertion: Achieving complex design and precise puncture · 2026 · DOI

  • The development of MIS fixation technology has been gradual, with a need for more accurate and precise navigation systems.

    Single dynamic structured light navigation for minimally invasive cervical pedicle screw insertion: Achieving complex design and precise puncture · 2026 · DOI

  • There is a lack of standardized dosimetric metrics across studies. The paper identifies a gap in the literature regarding the comparison of radiation doses across different endoscopic spine surgery techniques. There is a need for multicentre prospective dosimetry registries in spine surgery.

    The Fluoroscopy Paradox: Radiation Exposure, Dose Optimization, and Occupational Risk in Full-Endoscopic and Biportal Spine Surgery—A Narrative Review · 2026 · DOI

  • The relationship between preoperative thoracolumbar mobility and early upper instrumented vertebra-adjacent fracture is unclear. Prior studies have identified various risk factors for proximal junctional failure, but the underlying mechanisms are not fully understood.

    Preoperative Thoracolumbar Mobility (ΔTLK) Predicts Early Upper Instrumented Vertebra-Adjacent Fracture after Lower Thoracic-Pelvic Fusion in Elderly Patients with Adult Spinal Deformity · 2026 · DOI

  • The current literature lacks studies investigating the association between preoperative paraspinal muscle quality and clinical and radiographic outcomes following open pedicle screw fixation. There is a need to identify modifiable factors influencing long-term outcomes in patients with thoracolumbar fractures.

    Impact of preoperative lumbar paraspinal muscle quality on the prognosis of open pedicle screw fixation for thoracolumbar fractures · 2026 · DOI

  • Surgical intervention for OVCFs may pose several challenges. The optimal surgical technique for OVCFs is unknown.

    Comparison between Short-Segment versus Long-Segment Screw Fixation in Osteoporotic Vertebral Compression Fractures in Thoracolumbar Junction with Myelopathy · 2026 · DOI

  • There are no established guidelines as to surgical approaches, fusion levels, or the extent of kyphosis correction. The optimal surgical technique for OVCFs is unknown.

    Comparison between Short-Segment versus Long-Segment Screw Fixation in Osteoporotic Vertebral Compression Fractures in Thoracolumbar Junction with Myelopathy · 2026 · DOI

  • The study identifies a need for long-term studies comparing short- and long-segment stabilization. The study highlights the importance of understanding the mechanism of fracture and selecting the appropriate surgical technique.

    Posterior Segmental Stabilization of Adult Thoracolumbar Junction Fractures: Single-Surgeon, Single-Center Experience · 2026 · DOI

  • Identifying patients at risk for complications remains challenging. The clinical ramifications of incidentally identified screw loosening warrant consideration.

    Incidence and outcomes of spinopelvic fixation loosening following adult spinal deformity surgery · 2026 · DOI

  • The incidence and clinical outcomes of radiographic loosening of spinopelvic fixation are not well understood. The clinical ramifications of incidentally identified screw loosening warrant consideration.

    Incidence and outcomes of spinopelvic fixation loosening following adult spinal deformity surgery · 2026 · DOI

  • Future studies should investigate the long-term outcomes of robot-assisted PKP. Future studies should compare the cost-effectiveness of traditional PKP and robot-assisted PKP. Future studies should evaluate the potential benefits of robot-assisted PKP in other clinical applications.

    Efficacy analysis of robot-assisted percutaneous kyphoplasty in the treatment of osteoporotic vertebral compression fractures · 2026 · DOI

  • There is a need to evaluate the effectiveness of robot-assisted PKP in reducing cement leakage. There is a lack of studies comparing traditional PKP with robot-assisted PKP.

    Efficacy analysis of robot-assisted percutaneous kyphoplasty in the treatment of osteoporotic vertebral compression fractures · 2026 · DOI

  • The exact cause of EEOP remains unclear. There is a lack of understanding of the relationship between EEOP and cervical osteophytes.

    Morphological features related to the enlargement of the external occipital protuberance · 2026 · DOI

  • The cause of enlarged external occipital protuberance (EEOP) is thought to be mechanical stress on the head and neck, but the exact cause remains unclear.

    Morphological features related to the enlargement of the external occipital protuberance · 2026 · DOI

  • Severe kyphosis can lead to chronic low back pain and associated neurological dysfunction. Current treatments have limitations, and a new approach is needed. The procedure requires a high level of surgical skill and precision.

    Trans-intervertebral space osteotomy for post-traumatic thoracolumbar kyphosis: a minimum 2-year follow-up study · 2026 · DOI

  • There is a need for a new treatment option for patients with post-traumatic thoracolumbar kyphosis. Current treatments have limitations, and a more effective approach is needed.

    Trans-intervertebral space osteotomy for post-traumatic thoracolumbar kyphosis: a minimum 2-year follow-up study · 2026 · DOI

  • There is a lack of comparative studies evaluating the outcomes of conservative treatment, vertebroplasty, and kyphoplasty in patients with OVCFs. There is a need to assess the effectiveness of kyphoplasty in providing long-term pain relief and functional outcomes.

    Management strategies for osteoporotic vertebral compression fractures: a prospective multicentric study · 2026 · DOI

  • There is a lack of studies on the biomechanical performance of internal fixation systems in OLIF surgery. There is a need for evidence-based support for optimizing OLIF combined internal fixation strategies.

    A finite element-based comparative dynamic biomechanical study of a novel oblique lateral locking plate system (OLLPS) versus traditional internal fixations for oblique lumbar interbody fusion (OLIF) under whole-body vibration · 2026 · DOI

  • The role of teriparatide in preventing PJK remains controversial in recent literature. Although teriparatide has shown promising results, the current evidence supporting its role in preventing proximal junctional complications remains limited, as most available studies are retrospective with relatively small sample sizes and high-quality randomized evidence remains scarce.

    Impact of Preoperative Teriparatide Use on Proximal Junctional Kyphosis Prevention in Osteopenic/Osteoporotic Patients Undergoing Adult Spinal Deformity Surgery: A Propensity Score-Matched Study · 2026 · DOI

  • There is a lack of understanding of the risk factors for cement leakage during posterior spinal fusion using fenestrated pedicle screws. Previous studies have reported inconsistent results regarding the incidence and risk factors of cement leakage.

    Risk Factors for Cement Leakage into Segmental Veins during Posterior Spinal Fusion Using Fenestrated Pedicle Screws · 2026 · DOI

  • The risk assessment after thoracic PVP is unclear. Prior work has not focused specifically on the thoracic region.

    Minimum adjacent vertebral hounsfield unit value and paraspinal muscle fat infiltration are associated with adjacent vertebral fracture after thoracic vertebroplasty · 2026 · DOI

  • The evidence is of low certainty according to the GRADE. The study has a small sample size. Further standardization of TPPA-PKP procedures may facilitate its broader adoption.

    Transverse process-pedicle versus conventional transpedicular approach in percutaneous kyphoplasty for osteoporotic vertebral compression fractures: a systematic review and pilot meta-analysis · 2026 · DOI

  • Limited treatment options for patients with OVCFs. High cost and limited availability of kyphoplasty.

    Management strategies for osteoporotic vertebral compression fractures: a prospective multicentric study · 2026 · DOI

Most-cited papers in Spinal Fractures and Fixation Techniques

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Open questions raised by papers listed on this page include: (1) There is a lack of standard predictive models to predict prognosis for elderly patients with vertebral compression fractures (“Predicting long-term clinical mortality of elderly patients with vertebral…”, 2026); (2) There is a lack of standardized dosimetric metrics across studies (“The Fluoroscopy Paradox: Radiation Exposure, Dose Optimization, and…”, 2026); (3) The relationship between preoperative thoracolumbar mobility and early upper instrumented vertebra-adjacent fracture is unclear (“Preoperative Thoracolumbar Mobility (ΔTLK) Predicts Early Upper Instrumented…”, 2026); (4) There is a need to identify modifiable factors influencing long-term outcomes in patients with thoracolumbar fractures (“Impact of preoperative lumbar paraspinal muscle quality on the prognosis of…”, 2026); (5) There are no established guidelines as to surgical approaches, fusion levels, or the extent of kyphosis correction (“Comparison between Short-Segment versus Long-Segment Screw Fixation in…”, 2026). 124 gap statements have been mined from Spinal Fractures and Fixation Techniques papers in our 4.5M-paper local library, which holds 769 papers on the topic; the gaps come from whichever of those papers state one. They are mostly the research gaps the authors state and the papers' abstracts, plus future-work, limitations and challenges passages. The ones listed below are a selection still marked open; each names the study that raised it, with a DOI link where the paper has one, so you can read the original claim in context.

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