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[Reduction of spondylolisthesis by temporary adjacent segment distraction].
M Weisskopf1, J A K Ohnsorge, D C Wirtz
1Orthopädische Universitätsklinik, Klinikum der Rheinisch Westfalischen, Technischen Hochschule Aachen. mweisskopf@orthopaedie-aachen.de
Zeitschrift Fur Orthopadie Und Ihre Grenzgebiete
|September 23, 2006
Summary
This study shows a new indirect reduction technique effectively treats spondylolisthesis. The method improved patient function and satisfaction, offering a simple and effective surgical option.
Area of Science:
- Spine surgery
- Orthopedic surgery
- Biomechanical analysis
Context:
- Spondylolisthesis reduction often involves direct posterior tensile forces.
- Existing instrumentation systems have limitations in indirect reduction.
- Evaluating novel indirect reduction maneuvers is crucial for improving patient outcomes.
Purpose:
- To assess the clinical efficacy of a novel indirect reduction maneuver for lumbar spondylolisthesis.
- To compare the outcomes of this technique with traditional methods.
- To determine the effectiveness of temporary intraoperative instrumentation for spondylolisthesis reduction.
Summary:
- 32 patients with spondylolisthesis underwent reduction using temporary instrumentation of the adjacent vertebra, followed by TLIF or ALIF.
- Traction on instrumentation tensioned longitudinal ligaments, facilitating indirect reduction.
- Radiological evaluation and SF-36 questionnaires assessed reduction, fusion, and patient outcomes.
Impact:
- The indirect reduction maneuver proved effective in all cases, with an average reduction of 81%.
- Complete bony fusion was achieved in all patients, with significant improvements in SF-36 scores.
- This technique offers a simple and effective surgical approach for spondylolisthesis reduction.
