Prospective evaluation of a new plate fixator for valgus-producing medial open-wedge high tibial osteotomy

Verfasser / Beitragende:
[Matthias Cotic, Stephan Vogt, Matthias Feucht, Tim Saier, Philipp Minzlaff, Stefan Hinterwimmer, Andreas Imhoff]
Ort, Verlag, Jahr:
2015
Enthalten in:
Knee Surgery, Sports Traumatology, Arthroscopy, 23/12(2015-12-01), 3707-3716
Format:
Artikel (online)
ID: 605457514
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024 7 0 |a 10.1007/s00167-014-3287-8  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00167-014-3287-8 
245 0 0 |a Prospective evaluation of a new plate fixator for valgus-producing medial open-wedge high tibial osteotomy  |h [Elektronische Daten]  |c [Matthias Cotic, Stephan Vogt, Matthias Feucht, Tim Saier, Philipp Minzlaff, Stefan Hinterwimmer, Andreas Imhoff] 
520 3 |a Purpose: The purpose of this study was to prospectively evaluate the clinical, radiographic, and sports-related outcome at 24months after valgus-producing medial open-wedge high tibial osteotomy (owHTO) using a 2nd generation peek-carbon composite plate. Methods: Between 2010 and 2011, the 2nd generation PEEKPower HTO-Plate® was used for medial owHTO in 28 consecutive patients (19 men, 9 women; mean age±SD: 45±11years; mean varus deviation±SD: 4°±2°). All of the patients had an osteotomy gap height of ≤12mm without bone grafting. Visual analog scale (VAS) for pain, WOMAC score, and Lysholm score were evaluated preoperatively and at 12 and 24months postoperatively. Sports-related outcomes included the Tegner scale, and a self-designed questionnaire preoperatively and 24months postoperatively. Fixation stability of the implant was evaluated radiographically in two planes by comparing the medial proximal tibial angle (MPTA) and tibial slope 2days after medial owHTO (baseline measurements) and after implant removal (follow-up measurements). Complications were recorded during the whole study period. Results: Compared to preoperative conditions, VAS, WOMAC, and Lysholm scores improved significantly (p<0.05) at the 12- and 24-month follow-up. No significant differences were found between the 12- and 24-month follow-up. After 24months, the sports frequency increased significantly (p<0.05). No significant differences between baseline and follow-up measurements for the MPTA and tibial slope were observed. Total complication rate was 4%, with one patient developing non-union. Conclusion: In the clinical practice, the 2nd generation PEEKPower HTO-Plate® is a safe and efficient implant for medial owHTO without bone grafting in patients with an osteotomy gap of ≤12mm. Level of evidence: III. 
540 |a European Society of Sports Traumatology, Knee Surgery, Arthroscopy (ESSKA), 2014 
690 7 |a High tibial osteotomy  |2 nationallicence 
690 7 |a Open wedge  |2 nationallicence 
690 7 |a 2nd generation PEEKPower HTO-Plate  |2 nationallicence 
690 7 |a Plate fixator  |2 nationallicence 
700 1 |a Cotic  |D Matthias  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
700 1 |a Vogt  |D Stephan  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
700 1 |a Feucht  |D Matthias  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
700 1 |a Saier  |D Tim  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
700 1 |a Minzlaff  |D Philipp  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
700 1 |a Hinterwimmer  |D Stefan  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
700 1 |a Imhoff  |D Andreas  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
773 0 |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/12(2015-12-01), 3707-3716  |x 0942-2056  |q 23:12<3707  |1 2015  |2 23  |o 167 
856 4 0 |u https://doi.org/10.1007/s00167-014-3287-8  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Cotic  |D Matthias  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Vogt  |D Stephan  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Feucht  |D Matthias  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Saier  |D Tim  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Minzlaff  |D Philipp  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Hinterwimmer  |D Stefan  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Imhoff  |D Andreas  |u Department of Orthopaedic Sports Medicine, Technical University of Munich, Ismaningerstr. 22, 81675, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/12(2015-12-01), 3707-3716  |x 0942-2056  |q 23:12<3707  |1 2015  |2 23  |o 167