Does Dynamic Anterior Plate Fixation Provide Adequate Stability for Traumatic Subaxial Cervical Spine Fractures at Mid-Term Follow-Up?

Lang, Siegmund and Neumann, Carsten and Fiedler, Lasse and Alt, Volker and Loibl, Markus and Kerschbaum, Maximilian (2021) Does Dynamic Anterior Plate Fixation Provide Adequate Stability for Traumatic Subaxial Cervical Spine Fractures at Mid-Term Follow-Up? JOURNAL OF CLINICAL MEDICINE, 10 (6): 1185. ISSN , 2077-0383

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Abstract

Background: It remains questionable if the treatment of cervical fractures with dynamic plates in trauma surgery provides adequate stability for unstable fractures with disco-ligamentous injuries. The primary goal of this study was to assess the radiological and mid-term patient-reported outcome of traumatic subaxial cervical fractures treated with different plate systems. Patients and Methods: Patients, treated with anterior cervical discectomy and fusion (ACDF) between 2001 and 2015, using either a dynamic plate (DP: Mambo (TM), Ulrich, Germany) or a rigid locking plate (RP: CSLP (TM), Depuy Synthes, USA), were identified. For radiological evaluation, the sagittal alignment, the sagittal anterior translation and the bony consolidation were evaluated. After at least two years, the patient-reported outcome measures (PROM) were evaluated using the German Short-Form 36 (SF-36), Neck Disability Index (NDI) and the EuroQol in 5 Dimensions (EQ-5D) scores. Results: 33 patients met the inclusion criteria (DP: 13; RP:20). Twenty-six patients suffered from AO Type B or C fractures. Both the sagittal alignment and the sagittal translation could be sufficiently improved in both groups (p >= 0.05). No significant loss of reduction could be observed at the follow-up in both groups (p >= 0.05). Bony consolidation could be observed in 30 patients (DP: 12/13 (92%); RP: 18/20 (90%); (p >= 0.05)). In 20 patients, PROMs could be evaluated (follow-up: 71.2 +/- 25.5 months). The whole cohort showed satisfactory PROM results (EQ-5D: 72.0 +/- 4.9; SF-36 PCS: 41.9 +/- 16.2, MCS: 45.4 +/- 14.9; NDI: 11.0 +/- 9.1). without significant differences between the DP and RP group (p >= 0.05) Conclusion: The dynamic plate concept provides enough stability without a difference in fusion rates in comparison to rigid locking plates in a population that mostly suffered fragile fractures.

Item Type: Article
Uncontrolled Keywords: QUALITY-OF-LIFE; FUSION; STABILIZATION; OUTCOMES; DISKECTOMY; INJURIES; CHOICE; SINGLE; cervical spine trauma; severe injury; anterior cervical plate; dynamic plate concept; radiological follow-up; fusion; patient reported outcome measurement
Subjects: 600 Technology > 610 Medical sciences Medicine
Divisions: Medicine > Lehrstuhl für Unfallchirurgie
Depositing User: Dr. Gernot Deinzer
Date Deposited: 05 Sep 2022 08:44
Last Modified: 05 Sep 2022 08:44
URI: https://pred.uni-regensburg.de/id/eprint/46620

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