Biphasic model of cartilage

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WebFeb 1, 2008 · Abstract. A material model of articular cartilage is formulated, and fundamental problems are analyzed. The soft tissue is assumed to comprise two phases: solid and fluid. The biphasic theory proposed by Spilker and Suh (1990) to deal with such materials is reviewed, and some new additional analyses are carried out on the basis of … WebJun 1, 1999 · Cartilage mechanical function relies on a composite structure of a collagen fibrillar network entrapping a proteoglycan matrix. Previous biphasic or poroelastic models of this tissue, which have approximated its composite structure using a homogeneous solid phase, have experienced difficulties in describing measured material responses. …

A swelling-based biphasic analysis on the quasi-static ... - PubMed

http://web.mit.edu/cortiz/www/3.052/3.052CourseReader/27_BiomechanicsofCartilage.pdf WebCartilage is a multi-phase material composed of fluid and electrolytes (68-85% by wet weight), proteoglycans (5-10% by wet weight), chondrocytes, collagen fibres and other … optical isomers a level chemistry aqa

New resource for the computation of cartilage biphasic material ...

WebA linear viscoelastic biphasic model for soft tissues based on the Theory of Porous Media. Berichte aus dem Institut für Mechanik (Bauwesen), Nr. 99-II-3, Universität Stuttgart, Stuttgart, 1999. ... S. Finite clement formulation of biphasic poroviscoelastic model of articular cartilage. J. biomech. Engng, 120, 195–201, 1998. CrossRef Google ... WebThe content of glycosaminoglycan in intervertebral soft tissues and the permeability of cartilage endplates are two critical factors that affect the fluid-dependent viscoelastic responses of intervertebral discs. ... Four biphasic swelling-based finite element models are developed and quantitatively validated. Four quasi-static test protocols ... Webvations suggest that cartilage behaves like a sponge, albeit one that does not allow fluid to flow through it easily. Recognizing that fluid flow and deformation are interde-pendent has led to the modeling of cartilage as a mixture of fluid and solid components [59–61]. This … portishead yacht club

Expression of matrix metalloproteinases and components of the ...

A cross-validation of the biphasic poroviscoelastic model of articular car…

WebJan 1, 2014 · The conewise model was later combined with the biphasic poroviscoelastic model in order to capture load responses of unconfined compression and uniaxial tension simultaneously (Huang et al., 2001). The triphasic and biphasic models predict almost the same equilibrium responses (Ateshian et al., 2004). The reason for that is the … WebJan 1, 2015 · In Sect. 5.1, we develop a linear biphasic theory for the case of a transversely isotropic elastic solid matrix with transverse isotropy of permeability.In Sects. 5.2 and 5.3, we consider the linear biphasic models of confined and unconfined compression, respectively, for the biphasic stress relaxation and the biphasic creep tests.Finally, in … optical isomers definitionWebRevised model for biphasic contacts Other authors Tribological and material properties for cartilage of and throughout the bovine stifle: … optical isomers d and l

"WebApr 28, 2024 · Articular cartilage (AC) in the hip is a remarkable connective tissue that facilitates joint movement. Biomechanically, the AC is a unique biphasic material mainly … " - Biphasic model of cartilage

Biphasic model of cartilage

Multiscale In Silico Modeling of Cartilage Injuries

WebNov 25, 2011 · The biphasic model is the most traditional model of articular cartilage and other fluid-saturated tissue which takes the interstitial fluid movement into account (Mow … WebSep 1, 2009 · Hence, in this study, a highly inhomogeneous fibril-reinforced biphasic cartilage model considering both the depth-dependent and strain-dependent properties was constructed; the effect of highly ...

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WebNational Center for Biotechnology Information WebOct 15, 2012 · as the biphasic mechanics of cartilage, can be solved by FEBio using the biphasic material model embedded within the code. A finite element contact implementa-tion for biphasic materials is available in the code. This implementation is able to accommodate finite deforma-tion and large sliding.11 The comparison between different …

WebApr 1, 2024 · This biphasic theory models AC as composite materials consisting of a solid phase (solid like components of the cartilage, proteoglycans, collagen, cells and lipids … WebNov 25, 2011 · The biphasic model is the most traditional model of articular cartilage and other fluid-saturated tissue which takes the interstitial fluid movement into account (Mow et al., 1980). In the biphasic theory, the solid matrix and fluid are assumed to be intrinsically incompressible and nondissipative.

WebCartilage tissue engineering is emerging as a promising treatment for osteoarthritis, and the field has progressed toward utilizing large animal models for proof of concept and … WebApr 14, 2024 · 5 Using Models to Investigate Pathways to Cartilage Failure. Synovial joint lubrication is one of the key roles of articular cartilage. Synovial joints can experience very small frictional force, with initial friction coefficient ranging from 0.005 to 0.02, while bearing extremely large mechanical stress [ 41, 42 ].

WebFeb 1, 2008 · Abstract. A material model of articular cartilage is formulated, and fundamental problems are analyzed. The soft tissue is assumed to comprise two phases: …

WebA novel, self-assembled artificial cartilage-hydroxyapatite conjugate for combined articular cartilage and subchondral bone repair: histopathological analysis of cartilage tissue engineering in rat knee joints optical isomers defWebvations suggest that cartilage behaves like a sponge, albeit one that does not allow fluid to flow through it easily. Recognizing that fluid flow and deformation are interde-pendent has led to the modeling of cartilage as a mixture of fluid and solid components [59–61]. This is referred to as the biphasic model of cartilage. In this modeling ... optical isomers examples portisheadbrewery.co.ukWebCartilage material properties provide important insights into joint health, and cartilage material models are used in whole-joint finite element models. Although the biphasic model representing experimental creep indentation tests is commonly used to characterize cartilage, cartilage short-term response to loading is generally not characterized ... portishead xmas lightsWebApr 14, 2024 · Articular cartilage is a hydrated macromolecular composite mainly composed of type II collagen fibrils and the large proteoglycan, aggrecan. Aggrecan is a key determinant of the loadLoad bearing and energy dissipation functions of cartilageCartilage. ... Soulhat J, Buschmann MD, Shirazi-Adl A (1999) A fibril-network-reinforced biphasic … portishead youth centreWebBiphasic materials require the explicit modeling of fluid that permeates the solid. The biphasic material model is useful to simulate materials that show flow-dependent … portishead youth clubWebBiphasic Theory is a mechanical model developed by Van C. Mow and coworkers for soft tissue, especially articular cartilage, based on Poromechanics. The mechanical behavior of many soft tissues can be best understood by considering it as a multiphasic material. In biphasic theory, the two principle phases are the solid matrix phase and the movable … optical issaquah