Use of an Open-Frame Hinged Surgical Table to Restore Segmental Lumbar Lordosis After Posterior Column Osteotomy

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Figure 1
Patient postioned on hinged surgical table with table flexed at 20° (A) and table at 0° (B).
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Figure 2
Intraoperative radiographs showing measurement of Cobb angles for patients undergoing L4–L5 interbody fusion with posterior column osteotomy (PCO). (A, B) Patient positioned on a Jackson table; intraoperative sagittal alignment shown before decompression (C) and after manual compression of screws to close the PCO (D). (C, D) Patient positioned on a hinged surgical table with table flexed at 20° prior to decompression (A) and table at 0° after closure of the PCO (B).
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Figure 3
Bar graph showing changes in intraoperative segmental Cobb angles after closure of posterior column osteotomy in patients undergoing lumbar fusion with Jackson table (group 1) and hinged surgical table (group 2). No statistically significant differences were found between the 2 groups.