No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.

The mechanisms of failure for unicompartmental arthroplasty are poorly understood. There is some suggestion that long term ligament degeneration, particularly of the anterior cruciate ligament (ACL), may affect long term survivorship. This study evaluated whether the cruciate mechanism remained func...

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Main Authors: Hollinghurst, D, Stoney, J, Ward, T, Gill, H, Newman, J, Murray, D, Beard, D
Format: Journal article
Language:English
Published: 2006
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author Hollinghurst, D
Stoney, J
Ward, T
Gill, H
Newman, J
Murray, D
Beard, D
author_facet Hollinghurst, D
Stoney, J
Ward, T
Gill, H
Newman, J
Murray, D
Beard, D
author_sort Hollinghurst, D
collection OXFORD
description The mechanisms of failure for unicompartmental arthroplasty are poorly understood. There is some suggestion that long term ligament degeneration, particularly of the anterior cruciate ligament (ACL), may affect long term survivorship. This study evaluated whether the cruciate mechanism remained functional in the long term (10 years) following UKA. Two separate cohorts of patients who had undergone St Georg Sled medial compartmental arthroplasty had knee kinematics assessed using an established fluoroscopic technique. One group (early) was assessed at a mean of 46 months (3.8 years) since surgery, whilst the other (late) was assessed at a mean of 125 months (10.4) following surgery. No significant difference was found in the sagittal plane kinematics between the two groups or in comparison to the control normal knee. The results suggest that after fixed bearing UKA the cruciate mechanism remains intact over time and the ligaments continue to function similarly to those of the normal knee.
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spelling oxford-uuid:5fe38fb5-307d-4cd5-87e5-271221fb58db2022-03-26T17:49:52ZNo deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:5fe38fb5-307d-4cd5-87e5-271221fb58dbEnglishSymplectic Elements at Oxford2006Hollinghurst, DStoney, JWard, TGill, HNewman, JMurray, DBeard, DThe mechanisms of failure for unicompartmental arthroplasty are poorly understood. There is some suggestion that long term ligament degeneration, particularly of the anterior cruciate ligament (ACL), may affect long term survivorship. This study evaluated whether the cruciate mechanism remained functional in the long term (10 years) following UKA. Two separate cohorts of patients who had undergone St Georg Sled medial compartmental arthroplasty had knee kinematics assessed using an established fluoroscopic technique. One group (early) was assessed at a mean of 46 months (3.8 years) since surgery, whilst the other (late) was assessed at a mean of 125 months (10.4) following surgery. No significant difference was found in the sagittal plane kinematics between the two groups or in comparison to the control normal knee. The results suggest that after fixed bearing UKA the cruciate mechanism remains intact over time and the ligaments continue to function similarly to those of the normal knee.
spellingShingle Hollinghurst, D
Stoney, J
Ward, T
Gill, H
Newman, J
Murray, D
Beard, D
No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.
title No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.
title_full No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.
title_fullStr No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.
title_full_unstemmed No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.
title_short No deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty.
title_sort no deterioration of kinematics and cruciate function 10 years after medial unicompartmental arthroplasty
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AT stoneyj nodeteriorationofkinematicsandcruciatefunction10yearsaftermedialunicompartmentalarthroplasty
AT wardt nodeteriorationofkinematicsandcruciatefunction10yearsaftermedialunicompartmentalarthroplasty
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