The most responsive foot position for non-invasive detection of isolated unstable syndesmotic injuries – a 3D analysis

Autor: Firas Souleiman, Martin Heilemann, Georg Osterhoff, Pierre Hepp, Boyko Gueorguiev, R. Geoff Richards, Dominic Gehweiler, Robert Hennings
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Journal of Orthopaedic Surgery and Research, Vol 19, Iss 1, Pp 1-9 (2024)
Druh dokumentu: article
ISSN: 1749-799X
DOI: 10.1186/s13018-024-05211-y
Popis: Abstract Background The aim of this study was to identify the most responsive foot position for detection of isolated unstable syndesmotic injury. Methods Fourteen paired human cadaveric lower legs were positioned in a pressure-controlled radiolucent frame and loaded under 700 N. Computed tomography scans were performed in neutral position, 15° internal / external rotation, and 20° dorsal / plantar flexion of the foot before and after cutting all syndesmotic ligaments. For each position, generated 3D models of the intact and injured distal tibiofibular joints were matched and analyzed by calculating three parameters: diastasis, anteroposterior displacement, and shortening of the fibula. Results Transection of syndesmotic ligaments resulted in significant posterior translation of the fibula (4.34°, SD 1.63°, p
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