The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction
Autor(a) principal: | |
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Data de Publicação: | 2023 |
Outros Autores: | , , , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UFRGS |
Texto Completo: | http://hdl.handle.net/10183/267099 |
Resumo: | Determining how the quadriceps femoris musculotendinous unit functions, according to hip and knee joint angles, may help with clinical decisions when prescribing knee extension exercises. We aimed to determine the effect of hip and knee joint angles on structure and neuromuscular functioning of all constituents of the quadriceps femoris and patellar tendon properties. Twenty young males were evaluated in four positions: seated and supine in both 20◦ and 60◦ of knee flexion (SIT20, SIT60, SUP20, and SUP60). Peak knee extension torque was determined during maximal voluntary isometric contraction (MVIC). Ultrasound imaging was used at rest and during MVIC to characterize quadriceps femoris muscle and tendon aponeurosis complex stiffness. We found that peak torque and neuromuscular efficiency were higher for SUP60 and SIT60 compared to SUP20 and SIT20 position. We found higher fascicle length and lower pennation angle in positions with the knee flexed at 60◦ . The tendon aponeurosis complex stiffness, tendon force, stiffness, stress, and Young’s modulus seemed greater in more elongated positions (60◦ ) than in shortened positions (20◦ ). In conclusion, clinicians should consider positioning at 60◦ of knee flexion rather than 20◦ , regardless if seated or supine, during rehabilitation to load the musculotendinous unit enough to stimulate a cellular response. |
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Sousa, Alessandra Martins Melo deCavalcante, Jonathan Galvão TenórioBottaro, MartimVieira, Denis César LeiteBabault, NicolasGeremia, Jeam MarcelCorrigan, PatrickSilbernagel, Karin GravareDurigan, João Luiz QuagliottiMarqueti, Rita de Cássia2023-11-14T03:23:37Z20231661-7827http://hdl.handle.net/10183/267099001174182Determining how the quadriceps femoris musculotendinous unit functions, according to hip and knee joint angles, may help with clinical decisions when prescribing knee extension exercises. We aimed to determine the effect of hip and knee joint angles on structure and neuromuscular functioning of all constituents of the quadriceps femoris and patellar tendon properties. Twenty young males were evaluated in four positions: seated and supine in both 20◦ and 60◦ of knee flexion (SIT20, SIT60, SUP20, and SUP60). Peak knee extension torque was determined during maximal voluntary isometric contraction (MVIC). Ultrasound imaging was used at rest and during MVIC to characterize quadriceps femoris muscle and tendon aponeurosis complex stiffness. We found that peak torque and neuromuscular efficiency were higher for SUP60 and SIT60 compared to SUP20 and SIT20 position. We found higher fascicle length and lower pennation angle in positions with the knee flexed at 60◦ . The tendon aponeurosis complex stiffness, tendon force, stiffness, stress, and Young’s modulus seemed greater in more elongated positions (60◦ ) than in shortened positions (20◦ ). In conclusion, clinicians should consider positioning at 60◦ of knee flexion rather than 20◦ , regardless if seated or supine, during rehabilitation to load the musculotendinous unit enough to stimulate a cellular response.application/pdfengInternational Journal of Environmental Research and Public Health. Basel. Vol. 20, n.5, 3947 (Mar. 2023) p. [1-18]Músculo quadrícepsPropriedades mecânicasUltrassonografiaJoelhoMoment-angle relationshipMuscle lengthMechanical propertiesThe influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contractionEstrangeiroinfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/openAccessreponame:Repositório Institucional da UFRGSinstname:Universidade Federal do Rio Grande do Sul (UFRGS)instacron:UFRGSTEXT001174182.pdf.txt001174182.pdf.txtExtracted Texttext/plain78048http://www.lume.ufrgs.br/bitstream/10183/267099/2/001174182.pdf.txtc9c63c063298738b02020230faca371eMD52ORIGINAL001174182.pdfTexto completo (inglês)application/pdf3076449http://www.lume.ufrgs.br/bitstream/10183/267099/1/001174182.pdf4643b3e8be7d9d23eaef893866e614a6MD5110183/2670992023-11-15 04:26:08.066899oai:www.lume.ufrgs.br:10183/267099Repositório de PublicaçõesPUBhttps://lume.ufrgs.br/oai/requestopendoar:2023-11-15T06:26:08Repositório Institucional da UFRGS - Universidade Federal do Rio Grande do Sul (UFRGS)false |
dc.title.pt_BR.fl_str_mv |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
title |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
spellingShingle |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction Sousa, Alessandra Martins Melo de Músculo quadríceps Propriedades mecânicas Ultrassonografia Joelho Moment-angle relationship Muscle length Mechanical properties |
title_short |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
title_full |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
title_fullStr |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
title_full_unstemmed |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
title_sort |
The influence of hip and knee joint angles on quadriceps muscle-tendon unit properties during maximal voluntary isometric contraction |
author |
Sousa, Alessandra Martins Melo de |
author_facet |
Sousa, Alessandra Martins Melo de Cavalcante, Jonathan Galvão Tenório Bottaro, Martim Vieira, Denis César Leite Babault, Nicolas Geremia, Jeam Marcel Corrigan, Patrick Silbernagel, Karin Gravare Durigan, João Luiz Quagliotti Marqueti, Rita de Cássia |
author_role |
author |
author2 |
Cavalcante, Jonathan Galvão Tenório Bottaro, Martim Vieira, Denis César Leite Babault, Nicolas Geremia, Jeam Marcel Corrigan, Patrick Silbernagel, Karin Gravare Durigan, João Luiz Quagliotti Marqueti, Rita de Cássia |
author2_role |
author author author author author author author author author |
dc.contributor.author.fl_str_mv |
Sousa, Alessandra Martins Melo de Cavalcante, Jonathan Galvão Tenório Bottaro, Martim Vieira, Denis César Leite Babault, Nicolas Geremia, Jeam Marcel Corrigan, Patrick Silbernagel, Karin Gravare Durigan, João Luiz Quagliotti Marqueti, Rita de Cássia |
dc.subject.por.fl_str_mv |
Músculo quadríceps Propriedades mecânicas Ultrassonografia Joelho |
topic |
Músculo quadríceps Propriedades mecânicas Ultrassonografia Joelho Moment-angle relationship Muscle length Mechanical properties |
dc.subject.eng.fl_str_mv |
Moment-angle relationship Muscle length Mechanical properties |
description |
Determining how the quadriceps femoris musculotendinous unit functions, according to hip and knee joint angles, may help with clinical decisions when prescribing knee extension exercises. We aimed to determine the effect of hip and knee joint angles on structure and neuromuscular functioning of all constituents of the quadriceps femoris and patellar tendon properties. Twenty young males were evaluated in four positions: seated and supine in both 20◦ and 60◦ of knee flexion (SIT20, SIT60, SUP20, and SUP60). Peak knee extension torque was determined during maximal voluntary isometric contraction (MVIC). Ultrasound imaging was used at rest and during MVIC to characterize quadriceps femoris muscle and tendon aponeurosis complex stiffness. We found that peak torque and neuromuscular efficiency were higher for SUP60 and SIT60 compared to SUP20 and SIT20 position. We found higher fascicle length and lower pennation angle in positions with the knee flexed at 60◦ . The tendon aponeurosis complex stiffness, tendon force, stiffness, stress, and Young’s modulus seemed greater in more elongated positions (60◦ ) than in shortened positions (20◦ ). In conclusion, clinicians should consider positioning at 60◦ of knee flexion rather than 20◦ , regardless if seated or supine, during rehabilitation to load the musculotendinous unit enough to stimulate a cellular response. |
publishDate |
2023 |
dc.date.accessioned.fl_str_mv |
2023-11-14T03:23:37Z |
dc.date.issued.fl_str_mv |
2023 |
dc.type.driver.fl_str_mv |
Estrangeiro info:eu-repo/semantics/article |
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info:eu-repo/semantics/publishedVersion |
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article |
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publishedVersion |
dc.identifier.uri.fl_str_mv |
http://hdl.handle.net/10183/267099 |
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1661-7827 |
dc.identifier.nrb.pt_BR.fl_str_mv |
001174182 |
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1661-7827 001174182 |
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http://hdl.handle.net/10183/267099 |
dc.language.iso.fl_str_mv |
eng |
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eng |
dc.relation.ispartof.pt_BR.fl_str_mv |
International Journal of Environmental Research and Public Health. Basel. Vol. 20, n.5, 3947 (Mar. 2023) p. [1-18] |
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info:eu-repo/semantics/openAccess |
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openAccess |
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