The role of the deep medial collateral ligament in controlling rotational stability of the knee

Verfasser / Beitragende:
[Etienne Cavaignac, Karel Carpentier, Regis Pailhé, Thomas Luyckx, Johan Bellemans]
Ort, Verlag, Jahr:
2015
Enthalten in:
Knee Surgery, Sports Traumatology, Arthroscopy, 23/10(2015-10-01), 3101-3107
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00167-014-3095-1  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00167-014-3095-1 
245 0 4 |a The role of the deep medial collateral ligament in controlling rotational stability of the knee  |h [Elektronische Daten]  |c [Etienne Cavaignac, Karel Carpentier, Regis Pailhé, Thomas Luyckx, Johan Bellemans] 
520 3 |a Purpose: The tibial insertion of the deep medial collateral ligament (dMCL) is frequently sacrificed when the proximal tibial cut is performed during total knee arthroplasty. The role of the dMCL in controlling the knee's rotational stability is still controversial. The aim of this study was to quantify the rotational laxity induced by an isolated lesion of the dMCL as it occurs during tibial preparation for knee arthroplasty. Methods: An isolated resection of the deep MCL was performed in 10 fresh-frozen cadaver knees. Rotational laxity was measured during application of a standard 5.0N.m rotational torque. Maximal tibial rotation was measured at different knee flexion angles using an image-guided navigation system (Medivision Surgetics system, Praxim, Grenoble, France) before and after dMCL resection. Results: In all cases, internal and external tibial rotation increased after dMCL resection. Total rotational laxity increased significantly for all knee flexion angles, with an average difference of +7.8° (SD 5.7) with the knee in extension, +8.9° (SD 1.9) in 30° flexion, +7° (SD 2.9) in 60° flexion and +5.3° (SD 2.8) in 90° flexion. Conclusions: Sacrificing the tibial insertion of the deep MCL increases rotational laxity of the knee by 5°-9°, depending on the knee flexion angle. Based on our findings, new surgical techniques and implants that preserve the dMCL insertion such as tibial inlay components should be developed. Further clinical evaluations are necessary. 
540 |a Springer-Verlag Berlin Heidelberg, 2014 
690 7 |a Deep MCL  |2 nationallicence 
690 7 |a Rotational stability  |2 nationallicence 
690 7 |a Knee prosthesis  |2 nationallicence 
690 7 |a Inlay technique  |2 nationallicence 
700 1 |a Cavaignac  |D Etienne  |u Institut de l'appareil locomoteur, CHU Rangueil, 1, Avenue Jean Poulhès TSA 50032, 31059, Toulouse Cedex 9, France  |4 aut 
700 1 |a Carpentier  |D Karel  |u Department of Orthopedic Surgery and Traumatology, University Hospitals Leuven, Louvain, Belgium  |4 aut 
700 1 |a Pailhé  |D Regis  |u Institut de l'appareil locomoteur, CHU Rangueil, 1, Avenue Jean Poulhès TSA 50032, 31059, Toulouse Cedex 9, France  |4 aut 
700 1 |a Luyckx  |D Thomas  |u Department of Orthopedic Surgery and Traumatology, University Hospitals Leuven, Louvain, Belgium  |4 aut 
700 1 |a Bellemans  |D Johan  |u Department of Orthopedic Surgery and Traumatology, University Hospitals Leuven, Louvain, Belgium  |4 aut 
773 0 |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/10(2015-10-01), 3101-3107  |x 0942-2056  |q 23:10<3101  |1 2015  |2 23  |o 167 
856 4 0 |u https://doi.org/10.1007/s00167-014-3095-1  |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 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00167-014-3095-1  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Cavaignac  |D Etienne  |u Institut de l'appareil locomoteur, CHU Rangueil, 1, Avenue Jean Poulhès TSA 50032, 31059, Toulouse Cedex 9, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Carpentier  |D Karel  |u Department of Orthopedic Surgery and Traumatology, University Hospitals Leuven, Louvain, Belgium  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pailhé  |D Regis  |u Institut de l'appareil locomoteur, CHU Rangueil, 1, Avenue Jean Poulhès TSA 50032, 31059, Toulouse Cedex 9, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Luyckx  |D Thomas  |u Department of Orthopedic Surgery and Traumatology, University Hospitals Leuven, Louvain, Belgium  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Bellemans  |D Johan  |u Department of Orthopedic Surgery and Traumatology, University Hospitals Leuven, Louvain, Belgium  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Knee Surgery, Sports Traumatology, Arthroscopy  |d Springer Berlin Heidelberg  |g 23/10(2015-10-01), 3101-3107  |x 0942-2056  |q 23:10<3101  |1 2015  |2 23  |o 167