Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?

There is controversy over whether leg lifting in full extension following anterior cruciate ligament reconstruction (ACLR) will threaten the graft. We reviewed published biomechanical studies of normal knees which suggest that while full passive extension of the knee joint will not strain the graft,...

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Main Authors: Beard, D, Zavatsky, A, Murray, D, Dowdall, M, O'Connor, J
Format: Journal article
Language:English
Published: 1994
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author Beard, D
Zavatsky, A
Murray, D
Dowdall, M
O'Connor, J
author_facet Beard, D
Zavatsky, A
Murray, D
Dowdall, M
O'Connor, J
author_sort Beard, D
collection OXFORD
description There is controversy over whether leg lifting in full extension following anterior cruciate ligament reconstruction (ACLR) will threaten the graft. We reviewed published biomechanical studies of normal knees which suggest that while full passive extension of the knee joint will not strain the graft, an active leg lift will subject the ACL graft to strain. There is, however, evidence that ACL strain is greater at 20-30° flexion than near full extension. We therefore recommend that if ACLR patients lift their recently operated leg, provided there is no limitation of passive extension, they should do so with the knee joint near full extension rather than in 20-30° flexion.
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spelling oxford-uuid:1e278b1d-ea86-4bc6-b419-678244c7824f2022-03-26T11:14:47ZIs leg lifting in full extension safe following anterior cruciate ligament reconstruction?Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:1e278b1d-ea86-4bc6-b419-678244c7824fEnglishSymplectic Elements at Oxford1994Beard, DZavatsky, AMurray, DDowdall, MO'Connor, JThere is controversy over whether leg lifting in full extension following anterior cruciate ligament reconstruction (ACLR) will threaten the graft. We reviewed published biomechanical studies of normal knees which suggest that while full passive extension of the knee joint will not strain the graft, an active leg lift will subject the ACL graft to strain. There is, however, evidence that ACL strain is greater at 20-30° flexion than near full extension. We therefore recommend that if ACLR patients lift their recently operated leg, provided there is no limitation of passive extension, they should do so with the knee joint near full extension rather than in 20-30° flexion.
spellingShingle Beard, D
Zavatsky, A
Murray, D
Dowdall, M
O'Connor, J
Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?
title Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?
title_full Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?
title_fullStr Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?
title_full_unstemmed Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?
title_short Is leg lifting in full extension safe following anterior cruciate ligament reconstruction?
title_sort is leg lifting in full extension safe following anterior cruciate ligament reconstruction
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AT murrayd islegliftinginfullextensionsafefollowinganteriorcruciateligamentreconstruction
AT dowdallm islegliftinginfullextensionsafefollowinganteriorcruciateligamentreconstruction
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