Influence of mastication and edentulism on mandibular bone density.

abstract：:Soft tissue modelling has gained a great deal of importance, for a large part due to its application in surgical training simulators for minimally invasive surgery (MIS). This article provides a structured overview of different continuum-mechanical models that have been developed over the years. It aims at facilitatin...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Famaey N,Vander Sloten J

更新日期：2008-08-01 00:00:00

abstract：:Rupture prediction of abdominal aortic aneurysms (AAAs) remains a clinical challenge. Finite element analysis (FEA) may allow for improved identification for intervention timing, but the method needs further substantiation. In this study, experimental photoelastic method and finite element techniques were compared usi...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Callanan A,Morris LG,McGloughlin TM

更新日期：2012-01-01 00:00:00

abstract：:The biomechanical effect of tensioning the lumbar fasciae (LF) on the stability of the spine during sagittal plane motion was analysed using a validated finite element model of the normal lumbosacral spine (L4-S1). To apply the tension in the LF along the direction of the fibres, a local coordinate was allocated using...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Choi HW,Kim YE

更新日期：2017-10-01 00:00:00

abstract：OBJECTIVES:The purpose of this study is to develop a validated 3D finite element model of the pelvic floor system which can offer insights into the mechanics of anterior vaginal wall prolapse and have the ability to assess biomedical device treatment methods. The finite element results should accurately mimic the clini...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Yang Z,Hayes J,Krishnamurty S,Grosse IR

更新日期：2016-12-01 00:00:00

abstract：:This paper proposes a micromechanics algorithm utilising the finite element method (FEM) for the analysis of heterogeneous matter. The characterisation procedure takes the material properties of the constituents, axons and extracellular matrix (ECM) as input data. The material properties of both the axons and the matr...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Abolfathi N,Naik A,Sotudeh Chafi M,Karami G,Ziejewski M

更新日期：2009-06-01 00:00:00

abstract：:A novel, coarse-grained, single-framework 'Eulerian' model for blood flow in the microvascular circulation is presented and used to estimate the variations in flow properties that accrue from all of the following: (i) wall position variation, associated with the endothelial cells' (ECs) shape, (ii) glycocalyx layer (G...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Pontrelli G,Halliday I,Spencer TJ,König CS,Collins MW

更新日期：2015-01-01 00:00:00

abstract：:Mutual information (MI)-based registration, which uses MI as the similarity measure, is a representative method in medical image registration. It has an excellent robustness and accuracy, but with the disadvantages of a large amount of calculation and a long processing time. In this paper, by computing the medical ima...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Pan M,Tang J,Xiong Q

更新日期：2012-01-01 00:00:00

abstract：:Mechanical stresses develop within vocal fold (VF) soft tissues due to phonation-associated vibration and collision. These stresses in turn affect the hydration of VF tissue and thus influence voice health. In this paper, high-fidelity numerical computations are described, taking into account fully 3D geometry, realis...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Bhattacharya P,Siegmund T

更新日期：2014-01-01 00:00:00

abstract：:When designing any rehabilitation, sportswear or exoskeleton device the mechanical behaviour of the body segment must be known, specifically the skin, because an excessive tissue strain may lead to ulceration and bedsores. To date, it is not known if the kinematic variability between subjects have an effect on the ski...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Barrios-Muriel J,Romero Sánchez F,Alonso Sánchez FJ,Rodríguez Salgado D

更新日期：2019-11-01 00:00:00

abstract：:The purpose of this study was to create and validate a standardized framework for the evaluation of the ankle stiffness of two designs of 3D printed ankle foot orthoses (AFOs). The creation of four finite element (FE) models allowed patient-specific quantification of the stiffness and stress distribution over their sp...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ielapi A,Lammens N,Van Paepegem W,Forward M,Deckers JP,Vermandel M,De Beule M

更新日期：2019-06-01 00:00:00

abstract：:There are few previous studies on the elastic properties of ureter and most have been limited to essentially one-dimensional deformation measurements. The object of this study was, therefore, to identify regional variations in the multiaxial behaviour of rabbit ureter, subjected to in vitro inflation/extension testing...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Sokolis DP

更新日期：2014-11-01 00:00:00

abstract：:The aim of the present study is to examine the impact absorption mechanism of the foot for different strike patterns (rearfoot, midfoot and forefoot) using a continuum mechanics approach. A three-dimensional finite element model of the foot was employed to estimate the stress distribution in the foot at the moment of ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Morales-Orcajo E,Becerro de Bengoa Vallejo R,Losa Iglesias M,Bayod J,Barbosa de Las Casas E

更新日期：2018-05-01 00:00:00

abstract：:This study is aimed at setting a method of experimental parameter estimation for large-deforming nonlinear viscoelastic continuous fibre-reinforced composite material model. Specifically, arterial tissue was investigated during experimental research and parameter estimation studies, due to medical, scientific and soci...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Sunbuloglu E,Bozdag E,Toprak T,Islak C

更新日期：2013-01-01 00:00:00

abstract：:Design optimization for cementless hip prosthesis signifies one of the key topics of research to improve its performances. However, majority of the studies have not considered the presence of uncertainties while it has been shown that a deterministic optimization leads to an unreliable design. In this paper, a multi-o...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Dammak K,El Hami A

更新日期：2020-09-01 00:00:00

abstract：:Ageing influences gait patterns which in turn can affect the balance control of human locomotion. Entropy-based regularity and complexity measures have been highly effective in analysing a broad range of physiological signals. Minimum toe clearance (MTC) is an event during the swing phase of the gait cycle and is high...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Karmakar C,Khandoker A,Begg R,Palaniswami M

更新日期：2013-01-01 00:00:00

abstract：:Most of musculoskeletal models (MSKM) estimate the tibiofemoral joint reaction load at a single point or do not support large lower-limb ranges. This study aimed to adapt a generic MSKM that allows large knee and hip flexions to compute medial and lateral tibiofemoral contact forces (TFCF) during gait and squat tasks....

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Bedo BLS,Catelli DS,Lamontagne M,Santiago PRP

更新日期：2020-08-01 00:00:00

abstract：:Three non-Newtonian blood viscosity models plus the Newtonian one are analysed for a patient-specific thoracic aorta anatomical model under steady-state flow conditions via wall shear stress (WSS) distribution, non-Newtonian importance factors, blood viscosity and shear rate. All blood viscosity models yield a consist...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Caballero AD,Laín S

更新日期：2015-08-01 00:00:00

abstract：:Understanding of cancellous bone permeability is lacking despite its importance in designing tissue engineering scaffolds for bone regeneration and orthopaedic surgery that relies on infiltration of bone cement into porous cancellous bone. We employed micro-computational fluid dynamics to investigate permeability for ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Teo JC,Teoh SH

更新日期：2012-01-01 00:00:00

abstract：:In this study we aim at investigating the applicability of underwater 3D motion capture based on submerged video cameras in terms of 3D accuracy analysis and trajectory reconstruction. Static points with classical direct linear transform (DLT) solution, a moving wand with bundle adjustment and a moving 2D plate with Z...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Silvatti AP,Cerveri P,Telles T,Dias FA,Baroni G,Barros RM

更新日期：2013-01-01 00:00:00

abstract：:Marker-based motion capture presents the problem of gaps, which are traditionally processed using motion capture software, requiring intensive manual input. We propose and study an automated method of gap-filling that uses inverse kinematics (IK) to close the loop of an iterative process to minimize error, while nearl...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Camargo J,Ramanathan A,Csomay-Shanklin N,Young A

更新日期：2020-11-01 00:00:00

abstract：:The present paper describes a geometrically and physically nonlinear continuum model to study the mechanical behaviour of passive and active skeletal muscle. The contraction is described with a Huxley type model. A Distributed Moments approach is used to convert the Huxley partial differential equation in a set of ord...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Gielen AW,Oomens CW,Bovendeerd PH,Arts T,Janssen JD

更新日期：2000-01-01 00:00:00

abstract：:Traumatic brain injury (TBI), induced by impact of an object with the head, is a major health problem worldwide. Rats are a well-established animal analogue for study of TBI and the weight-drop impact-acceleration (WDIA) method is a well-established model in rats for creating diffuse TBI, the most common form of TBI s...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Yan W,Sossou G,Rajan R

更新日期：2017-05-01 00:00:00

abstract：:Accident statistics show that more than 80% of car-to-pedestrian collisions (CPC) occur when pedestrians cross the road. It is very important to establish a finite element model with natural walking posture to study the kinematics and injury mechanism of pedestrians. In this study, a finite element model of six-year-o...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Li H,Li K,Huang Y,Lv W,Cui S,He L,Ruan JS,Wang C

更新日期：2020-09-02 00:00:00

abstract：:We present a one-dimensional (1D) fluid dynamic model that can predict blood flow and blood pressure during exercise using data collected at rest. To facilitate accurate prediction of blood flow, we developed an impedance boundary condition using morphologically derived structured trees. Our model was validated by com...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Steele BN,Olufsen MS,Taylor CA

更新日期：2007-02-01 00:00:00

abstract：:In this article, the problem of laminar, isothermal, incompressible and viscous flow in a rectangular domain bounded by two moving porous walls, which enable the fluid to enter or exit during successive expansions or contractions, is investigated. The governing non-linear equations and their associated boundary condit...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Dinarvand S

更新日期：2011-10-01 00:00:00

abstract：:The aim of this study was to present a new training algorithm using artificial neural networks called multi-objective least absolute shrinkage and selection operator (MOBJ-LASSO) applied to the classification of dynamic gait patterns. The movement pattern is identified by 20 characteristics from the three components o...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Andrade A,Costa M,Paolucci L,Braga A,Pires F,Ugrinowitsch H,Menzel HJ

更新日期：2015-01-01 00:00:00

abstract：:An appropriate method of application of the hip-joint force and stress analysis of the pelvic bone, in particular the acetabulum, is necessary to investigate the changes in load transfer due to implantation and to calculate the reference stimulus for bone remodelling simulations. The purpose of the study is to develop...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ghosh R,Pal B,Ghosh D,Gupta S

更新日期：2015-01-01 00:00:00

abstract：:Remodelling and adaptation of bone within the pelvis is believed to be influenced by the mechanical strains generated during locomotion. Variation in the cortical bone thickness observed in the prenatal ilium has been linked to the musculoskeletal loading associated with in utero movements; for example the development...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Watson PJ,Fagan MJ,Dobson CA

更新日期：2020-10-01 00:00:00

abstract：:In this study, we developed an approach for prosthetic foot design incorporating motion analysis, mechanical testing and computer analysis. Using computer modeling and finite element analysis, a three-dimensional (3D), numerical foot model of the solid ankle cushioned heel (SACH) foot was constructed and analyzed base...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Saunders MM,Schwentker EP,Kay DB,Bennett G,Jacobs CR,Verstraete MC,Njus GO

更新日期：2003-02-01 00:00:00

abstract：:The human jaw's structure-function relationships are complex. A recent example of this complexity is the lateral pterygoid muscle which we now consider as a single unit made up of functional regions with activity in each dependent on the biomechanical demands of the task. We have also characterised the effects on the ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Peck CC,Wirianski A,Murray GM

更新日期：2010-08-01 00:00:00