[HTML][HTML] Accuracy of osseointegrated screw-bone construct stiffness and peri-implant loading predicted by homogenized FE models relative to micro-FE models

A Synek, L Ortner, DH Pahr - Journal of the Mechanical Behavior of …, 2023 - Elsevier
Computational predictions of stiffness and peri-implant loading of screw-bone constructs are
highly relevant to investigate and improve bone fracture fixations. Homogenized finite …

An explicit micro‐FE approach to investigate the post‐yield behaviour of trabecular bone under large deformations

B Werner, M Ovesy, PK Zysset - International journal for …, 2019 - Wiley Online Library
Homogenised finite element (FE) analyses are able to predict osteoporosis‐related bone
fractures and become useful for clinical applications. The predictions of FE analyses depend …

Development of a density-based topology optimization of homogenized lattice structures for individualized hip endoprostheses and validation using micro-FE

P Müller, A Synek, T Stauß, C Steinnagel, T Ehlers… - Scientific Reports, 2024 - nature.com
Prosthetic implants, particularly hip endoprostheses, often lead to stress shielding because
of a mismatch in compliance between the bone and the implant material, adversely affecting …

A density-dependent target stimulus for inverse bone (re) modeling with homogenized finite element models

S Bachmann, DH Pahr, A Synek - Annals of Biomedical Engineering, 2023 - Springer
Inverse bone (re) modeling (IBR) can infer physiological loading conditions from the bone
microstructure. IBR scales unit loads, imposed on finite element (FE) models of a bone, such …

[HTML][HTML] Fabric-elasticity relationships of tibial trabecular bone are similar in osteogenesis imperfecta and healthy individuals

M Simon, M Indermaur, D Schenk… - Bone, 2022 - Elsevier
Osteogenesis Imperfecta (OI) is an inherited form of bone fragility characterised by impaired
synthesis of type I collagen, altered trabecular bone architecture and reduced bone mass …

Heterogeneous material mapping methods for patient-specific finite element models of pelvic trabecular bone: a convergence study

AB Naseri, NJ Dunbar, AJ Baines, JE Akin… - Medical Engineering & …, 2021 - Elsevier
Patient-specific finite element (FE) models of bone require the assignment of heterogeneous
material properties extracted from the subject's computed tomography (CT) images. Though …

[HTML][HTML] Unified validation of a refined second-generation HR-pQCT based homogenized finite element method to predict strength of the distal segments in radius and …

D Schenk, M Indermaur, M Simon, B Voumard… - Journal of the …, 2022 - Elsevier
Introduction HR-pQCT based micro finite element (μ FE) analyses are considered as “gold
standard” for virtual biomechanical analyses of peripheral bone sites such as the distal …

Explicit expressions for the estimation of the elastic constants of lamellar bone as a function of the volumetric mineral content using a multi-scale approach

A Vercher-Martínez, E Giner, R Belda, A Aigoun… - … and modeling in …, 2018 - Springer
In this work, explicit expressions to estimate all the transversely isotropic elastic constants of
lamellar bone as a function of the volumetric bone mineral density (BMD) are provided. The …

A statistical analysis of human talar shape and bone density distribution

J Stolle, CM Harper, KK Voegele… - Journal of …, 2024 - Wiley Online Library
The shape of the talus, its internal structure, and its mechanical properties are important in
determining talar behavior during loading, which may be significant for the design of surgical …

Effect of including damage at the tissue level in the nonlinear homogenisation of trabecular bone

F Levrero-Florencio, K Manda, L Margetts… - … and modeling in …, 2017 - Springer
Being able to predict bone fracture or implant stability needs a proper constitutive model of
trabecular bone at the macroscale in multiaxial, non-monotonic loading modes. Its …