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Indenter–Foam Dampers Inspired by Cartilage: Dynamic Mechanical Analyses and Design
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Articular cartilage is a thin layer of a solid matrix swollen by fluid, and it protects joints from damage via poroviscoelastic damping. Our previous experimental and simulation studies showed that cartilage-like ...
Subject Specific Analysis of Joint Contact Mechanics: Application to the Study of Osteoarthritis and Surgical Planning
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Advances in computational mechanics, constitutive modeling, and techniques for subjectspecific modeling have opened the door to patientspecific simulation of the relationships between joint mechanics and osteoarthritis ...
Finite Element Prediction of Transchondral Stress and Strain in the Human Hip
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Cartilage fissures, surface fibrillation, and delamination represent early signs of hip osteoarthritis (OA). This damage may be caused by elevated first principal (most tensile) strain and maximum shear stress. The objectives ...
Mechanobiology of Cartilage Impact Via Real-Time Metabolic Imaging
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Cartilage loading is important in both structural and biological contexts, with overloading known to cause osteoarthritis (OA). Cellular metabolism, which can be evaluated through the relative measures of glycolysis and ...
Contact Nonlinearity in Indenter–Foam Dampers
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, the nonlinear response of indenter–foam dampers is characterized. Those dampers consist of indenters pressed on open-cell foams swollen with wetting liquids. Recently, the authors identified the dominant ...
Multiscale Strain as a Predictor of Impact-Induced Fissuring in Articular Cartilage
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Mechanical damage is central to both initiation and progression of osteoarthritis (OA). However, specific causal links between mechanics and cartilage damage are incompletely understood, which results in an inability to ...