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ArticleArchives of orthopaedic and trauma surgery2025

Biomechanical and biocompatibility study of carbon fibre/kevlar high tibial osteotomy elastic composite plate.

Kun Xu, Daizhu Yuan, Zhanyu Wu, Yuhu Zhou, Jianxiang Teng, Chuan Ye

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Article in Archives of orthopaedic and trauma surgery, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

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2citing papers in PubMed
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1 · What the graph read from it

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3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. [Research progress in biomechanics of different fixation methods for medial opening-wedge high tibial osteotomy].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2025
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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Kun XuDepartment of Orthopaedics, The Affiliated Hospital of Guizhou Medical University, Guiyang, 550004, China.
Daizhu YuanDepartment of Orthopaedics, The Affiliated Hospital of Guizhou Medical University, Guiyang, 550004, China.
Zhanyu WuDepartment of Orthopaedics, The Affiliated Hospital of Guizhou Medical University, Guiyang, 550004, China.
Yuhu ZhouCenter for Tissue Engineering and Stem Cell Research, Guizhou Medical University, Guiyang, 550004, China.
Jianxiang TengCenter for Tissue Engineering and Stem Cell Research, Guizhou Medical University, Guiyang, 550004, China.
Chuan YeDepartment of Orthopaedics, The Affiliated Hospital of Guizhou Medical University, Guiyang, 550004, China. yechuanchina@hotmail.com.ORCID http://orcid.org/0000-0001-5670-6289

Funding

Guizhou Provincial Science and Technology Department Qiankehe Platform Talents [2020] 6013The Affiliated Hospital of Guizhou Medical University The Affiliated Hospital of Guizhou Medical University (gyfynsfc-2022-19).
6 · The paper itself

Abstract

introductionCurrently, the T-shaped titanium Tomofix bone plate is the most commonly used internal fixation bone plate in Open-wedge high tibial osteotomy (HTO). However, the modulus of elasticity of the hard titanium alloy plate does not match the modulus of elasticity of the human cortical bone, resulting in a large "stress shielding effect." At the same time, HTO bone plates have a certain elasticity of demand. MATERIALS AND

methodsIn this study, the classical mechanical properties of carbon fibre/Kevlar composite plates were tested in bending, tensile and compression with different weaves ((plain weave/twill weave/W-weave/I-weave) and thicknesses. The biomechanical results after internal fixation of titanium and carbon fibre/Kevlar composite HTO bone plates of three different thicknesses (2.0 mm, 2.5 mm, and 3.0 mm) were analyzed and compared using the finite element analysis (FEA) method, and their biocompatibility was investigated by the cell proliferation assay, and the analysis of live/dead staining activity.

resultsThe combination of mechanical strength and toughness of the 2.0 mm thick twill weave carbon fibre/Kevlar composite bone plate showed the best performance and a modulus of elasticity of 44.5 GPa.The finite element simulation shows that the 2.0 mm thick twill carbon fibre/Kevlar elastic composite bone graft plate has the best effect in reducing the "stress shielding effect". In addition, the carbon fibre/Kevlar material has good biocompatibility, and it does not react with hemolysis.

conclusionThe 2.0 mm twill weave carbon fibre/Kevlar elastic composite bone plate has sufficient strength and excellent toughness, and its modulus of elasticity is more compatible with human cortical bone, which fully meets the special demand for elasticity of HTO bone plate and at the same time, reduces the "stress shielding effect" with the best effect. Therefore, carbon fibre/Kevlar composites have great potential in the application of HTO bone plates.

Indexed as

Biocompatible MaterialsBone PlatesOsteotomyTibiaBiomechanical PhenomenaCarbonCarbon FiberElasticityFinite Element AnalysisHumansMaterials TestingTitaniumBiocompatible MaterialsCarbonCarbon FiberTitaniumBiocompatibilityBiomechanical propertiesCarbon fibre/Kevlar elastic composite plateHTO bone plate

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.