Article Figures & Data
Figures
- Figure 1
Preoperative lateral (A) and anteroposterior (B) radiographs of an individual with a Grade II lytic spondylolisthesis at L4
- Figure 2
Preoperative bilateral radiographs. The defect is seen in the lucent gap in the are of the pars at L4.
- Figure 3
Postoperative lateral (A) and anteroposterior (B) radiographs show the slippage was corrected.
- Figure 4
The composition of the IBLRFS
- Figure 5
Pedicle screw
- Figure 6
Angular lift
- Figure 7
Reduction rod
- Figure 8
Iliac bar
- Figure 9
Screw nut A
- Figure 10
Screw nut B
Tables
IBLRFS SRS Preoperative Postoperative Preoperative Postoperative Percentile degree of displacement (%) 23.48 ± 5.36 6.47 ± 1.49 21.78 ± 5.16 6.34 ± 2.01 Displacement angle(°) 2.2 ± 1.1 10.3 ± 3.3 2.3 ± 1.0 9.8 ± 2.1 Sacral inclination(°) 29.4 ± 6.5 42.6 ± 8.1 26.4 ± 8.5 44.1 ± 7.6 Ratio of inte rve rte b ra l height * 0.68 ± 0.21 0.85 ± 0.12 0.62 ± 0.25 0.79 ± 0.23 ↵* Ratio of intervertebral height of slip segment to superior segment
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