Effect of shoes containing nanosilica particles on knee valgus in active females during landing

Objective(s): The effect of silica nanoparticles (SNPs) in sport shoes outsoles on the  parameters related to anterior cruciate ligament (ACL) Injury has not been investigated. The aim of this study was to investigate the effect of shoes outsole containing a composite of thermoplastic elastomer base...

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Main Authors: Zahra Bassiri, Mansour Eslami, Motahareh Hosseininejad, Mohammad Rabiei
Format: Article
Language:English
Published: Mashhad University of Medical Sciences 2015-01-01
Series:Nanomedicine Journal
Subjects:
Online Access:http://nmj.mums.ac.ir/pdf_3470_f2119bc3f38659adcf73ad259c68f381.html
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author Zahra Bassiri
Mansour Eslami
Motahareh Hosseininejad
Mohammad Rabiei
author_facet Zahra Bassiri
Mansour Eslami
Motahareh Hosseininejad
Mohammad Rabiei
author_sort Zahra Bassiri
collection DOAJ
description Objective(s): The effect of silica nanoparticles (SNPs) in sport shoes outsoles on the  parameters related to anterior cruciate ligament (ACL) Injury has not been investigated. The aim of this study was to investigate the effect of shoes outsole containing a composite of thermoplastic elastomer based on styrene-butadiene and silica nanoparticles (TPEN shoe) on Knee Valgus Angle (KVA) as a risk factor of ACL injuries during landing Materials and Methods: Fourteen active healthy women without knee injuries and disorders performed bilateral drop jump (DJ) and single leg drop landing (SLL) tasks in barefoot, wearing shoes fabricated with polyvinyl chloride outsole (PVC shoe) and TPEN shoes conditions , randomly. The knee valgus angle values of right and left legs were calculated in the landing conditions. Two factors repeated measures ANOVA were used to investigate the effect of landing and footwear conditions on KVA of right and left legs.  Results: For both left and right limbs, the KVA was at maximum and minimum values during landing with barefoot and TPEN shoes, respectively. PVC shoe significantly reduced the knee valgus by 3.84% in left and 4.18% in right knee (P
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spelling doaj.art-2b2b2c09bcd94ab49290c6ddf62a06732022-12-22T01:06:26ZengMashhad University of Medical SciencesNanomedicine Journal2322-30492322-59042015-01-012160663470Effect of shoes containing nanosilica particles on knee valgus in active females during landingZahra Bassiri0Mansour Eslami1Motahareh Hosseininejad2Mohammad Rabiei3Department of Physical Education and Sport Sciences, Mazandaran University, Babolsar, Iran2Department of Physical Education and Sport Sciences, Mazandaran University, Babolsar, Iran3Department General of Fars Province Education, Shiraz, IranDepartment of Physical Education and Sport Sciences, Mazandaran University, Babolsar, IranObjective(s): The effect of silica nanoparticles (SNPs) in sport shoes outsoles on the  parameters related to anterior cruciate ligament (ACL) Injury has not been investigated. The aim of this study was to investigate the effect of shoes outsole containing a composite of thermoplastic elastomer based on styrene-butadiene and silica nanoparticles (TPEN shoe) on Knee Valgus Angle (KVA) as a risk factor of ACL injuries during landing Materials and Methods: Fourteen active healthy women without knee injuries and disorders performed bilateral drop jump (DJ) and single leg drop landing (SLL) tasks in barefoot, wearing shoes fabricated with polyvinyl chloride outsole (PVC shoe) and TPEN shoes conditions , randomly. The knee valgus angle values of right and left legs were calculated in the landing conditions. Two factors repeated measures ANOVA were used to investigate the effect of landing and footwear conditions on KVA of right and left legs.  Results: For both left and right limbs, the KVA was at maximum and minimum values during landing with barefoot and TPEN shoes, respectively. PVC shoe significantly reduced the knee valgus by 3.84% in left and 4.18% in right knee (Phttp://nmj.mums.ac.ir/pdf_3470_f2119bc3f38659adcf73ad259c68f381.htmlKnee valgus angleLandingNanoparticlesShoeSilica
spellingShingle Zahra Bassiri
Mansour Eslami
Motahareh Hosseininejad
Mohammad Rabiei
Effect of shoes containing nanosilica particles on knee valgus in active females during landing
Nanomedicine Journal
Knee valgus angle
Landing
Nanoparticles
Shoe
Silica
title Effect of shoes containing nanosilica particles on knee valgus in active females during landing
title_full Effect of shoes containing nanosilica particles on knee valgus in active females during landing
title_fullStr Effect of shoes containing nanosilica particles on knee valgus in active females during landing
title_full_unstemmed Effect of shoes containing nanosilica particles on knee valgus in active females during landing
title_short Effect of shoes containing nanosilica particles on knee valgus in active females during landing
title_sort effect of shoes containing nanosilica particles on knee valgus in active females during landing
topic Knee valgus angle
Landing
Nanoparticles
Shoe
Silica
url http://nmj.mums.ac.ir/pdf_3470_f2119bc3f38659adcf73ad259c68f381.html
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AT motaharehhosseininejad effectofshoescontainingnanosilicaparticlesonkneevalgusinactivefemalesduringlanding
AT mohammadrabiei effectofshoescontainingnanosilicaparticlesonkneevalgusinactivefemalesduringlanding