Biphasic model of cartilage
WebCartilage mechanical function relies on a composite structure of a collagen fibrillar network entrapping a proteoglycan matrix. Previous biphasic or poroelastic models of this … 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 …
Biphasic model of cartilage
Did you know?
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 ... WebMar 1, 2024 · The present study for the first time developed a multiscale computational modelling approach that coupled a subject-specific musculoskeletal MBD model of the body and a detailed finite element model of the natural hip joint with biphasic articular cartilage, which enabled the non-invasive evaluation of the time-dependant, nonlinear and solid ...
WebFeb 1, 1980 · We also concluded that 1) a nonlinearly permeable biphasic model, where the permeability function is given by an experimentally determined empirical law: k = A(p) exp [α(p)e], can be used to describe more accurately the rheological properties of articular cartilage, and 2) the frictional drag of relative motion is the most important factor ... WebApr 24, 2024 · The relative scarcity of 3-D constitutive models of cartilage speaks to the challenges of capturing the tissue’s complex behavior in a computation model. Existing 3-D, large-strain FE models of articular cartilage use single-phase (e.g., [31, 87, 88]), biphasic, and multi-phasic models, some at considerable computational cost.
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, 2001 · The biphasic poroviscoelastic (BPVE) model is a mathematical model for articular cartilage, which describes the apparent viscoelasticity exhibited by the tissue …
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 …
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 … north carolina panthers head coachWebApr 14, 2024 · There are several constitutive material models in the literature that can characterize cartilage mechanics in different loading scenarios. Briefly, traditional poroelastic and biphasic models can distinguish between solid and fluid phases [32, 48]. When combined with anisotropic properties of the solid matrix, these models can also … north carolina paper mapWebFor instance, biphasic cartilage-ceramic constructs showed important improvement of regeneration in osteochondral defects in sheep . ... Two-Year Evaluation of Osteochondral Repair with a Novel Biphasic Graft Saturated in Bone Marrow in an Equine Model. Cartilage 2024, 8, 406–416. how to reset a weiser smart lockWebBiphasic materials require the explicit modeling of fluid that permeates the solid. The biphasic material model is useful to simulate materials that show flow-dependent … how to reset a westclox digital alarm clockWebApr 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 ]. north carolina parent teacher associationWebThe accumulation of MMPs in osteoarthritic cartilage may have a role in the biphasic progression of OA-related pain. Temporal association of changes in ECS and MMPs expression shows a potential therapeutic approach that utilizes the concept of combining indirect ECS-mediated MMP inhibition and ECS modulation of pain transduction. north carolina partition statuteWebCartilage 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 ... how to reset away luggage lock