Research ArticleLumbar Spine

Quantifying Range of Motion and Stress Patterns at the Transitional Lumbosacral Junction: Pilot Study Using a Computational Model for Load-Bearing at Accessory L5-S1 Articulation

NILADRI KUMAR MAHATO, RAJA DHASON and DV RAGHU RAM
International Journal of Spine Surgery February 2019, 13 (1) 17-23; DOI: https://doi.org/10.14444/6002

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Figures

  • Figure 1
    Figure 1

    Lumbosacral transitional vertebra model seen from the left-superior aspect. The asterisk marks the L5-S1 accessory articulation of the left side. The left auricular surface and the L5-S1 disc are labeled and moment axes are shown on top of the L5 body.

  • Figure 2
    Figure 2

    Comparison of range of motion (ROM) between the normal and lumbosacral transitional vertebra (L5-S1 accessory articulation) model shown.

  • Figure 3
    Figure 3

    Graphs for the normal lumbosacral junction showing stress patterns at different anatomic locations at the L5-S1 junction with different movements. Abbreviation: ROM, range of motion.

  • Figure 4
    Figure 4

    Graphs for the lumbosacral transitional vertebrae (left-sided accessory articulation) model showing stress patterns at different anatomic locations at the L5-S1 junction, with different movements. Abbreviation: ROM, range of motion.

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Quantifying Range of Motion and Stress Patterns at the Transitional Lumbosacral Junction: Pilot Study Using a Computational Model for Load-Bearing at Accessory L5-S1 Articulation
NILADRI KUMAR MAHATO, RAJA DHASON, DV RAGHU RAM
International Journal of Spine Surgery Feb 2019, 13 (1) 17-23; DOI: 10.14444/6002
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