Unilateral (Wiltse approach) VS bilateral pedicle fixation for lumbar degeneration
Unilateral pedicle screw fixation through a tubular retractor via the Wiltse approach compared with conventional bilateral pedicle screw fixation for single-segment degenerative lumbar instability: a prospective randomized studyJ Neurosurg Spine. 2014 Jan;20(1):53-9. doi: 10.3171/2013.9.SPINE1392. Epub 2013 Nov 15.
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39 patients suffering from single-segment, low-grade, degenerative lumbar instability with unilateral radicular symptoms were randomly allocated to a unilateral or bilateral pedicle screw fixation group. Patients in the unilateral group were operated on using the Wiltse approach, and patients of the bilateral group were operated on using the posterior midline approach. Blood loss and clinical outc...
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