Finite element analysis of a hemi-pelvis: the effect of inclusion of cartilage layer on acetabular stresses and strain.

abstract：:The study of the topological organisation of myocardial cells is a basic requirement for understanding the mechanical design of the normal and pathological heart. Anatomical observations show that cardiac muscle tissue has a highly specialized architecture. We have made new quantitative measurements of fibre orientati...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ohayon J,Usson Y,Jouk PS,Cai H

更新日期：1999-01-01 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：:In this study, the effects of medial collateral ligament (MCL) release and the limb correction strategies with pre-existing MCL laxity on tibiofemoral contact force distribution after high tibial osteotomy (HTO) were investigated. The medial and lateral contact forces of the knee were quantified during simulated stand...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Purevsuren T,Khuyagbaatar B,Kim K,Kim YH

更新日期：2019-02-01 00:00:00

abstract：OBJECTIVES:The purpose of the present study was to evaluate the distribution and magnitude of stresses through the bone tissue surrounding Morse taper dental implants at different positioning relative to the bone crest. MATERIALS AND METHODS:A mandibular bone model was obtained from a computed tomography scan. A three...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Macedo JP,Pereira J,Faria J,Souza JCM,Alves JL,López-López J,Henriques B

更新日期：2018-09-01 00:00:00

abstract：:Polyurethane (PU) foam is a material often used in biomechanical experiments and demands for the definition of crushable foam plasticity (CFP) in numerical simulations of the primary stability and deformation of implants, to describe the crushing behaviour appropriately. Material data of PU foams with five different d...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Schulze C,Vogel D,Sander M,Bader R

更新日期：2019-01-01 00:00:00

abstract：:The aim of this study was to measure the cardiac output and stroke volume for a healthy subject by coupling an echocardiogram Doppler (echo-Doppler) method with a fluid-structure interaction (FSI) simulation at rest and during exercise. Blood flow through aortic valve was measured by Doppler flow echocardiography. Aor...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Bahraseman HG,Hassani K,Navidbakhsh M,Espino DM,Sani ZA,Fatouraee N

更新日期：2014-01-01 00:00:00

abstract：:The multispiked connecting scaffold (MSC-scaffold) prototype is an essential innovation in the fixation of components of resurfacing arthroplasty (RA) endoprostheses, providing their entirely non-cemented and bone-tissue-preserving fixation in peri-articular bone. An FE study is proposed to evaluate the influence of g...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Uklejewski R,Winiecki M,Patalas A,Rogala P

更新日期：2018-07-01 00:00:00

abstract：:A two-dimensional time-dependent computational fluid dynamics model of the Circle of Willis has been developed. To simulate, not only the peripheral resistance of the cerebrovascular tree but also its auto-regulation function, a new "active" boundary condition has been defined and developed using control theory to pro...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ferrandez A,David T,Brown MD

更新日期：2002-02-01 00:00:00

abstract：:A critical point in models of the human limbs when the aim is to investigate the motor control is the muscle model. More often the mechanical output of a muscle is considered as one musculotendon force that is a design variable in optimization tasks solved predominantly by static optimization. For dynamic conditions, ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Raikova R,Aladjov H

更新日期：2003-06-01 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：: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：:The combination of computational methods with 3D printing allows for the control of scaffolds microstructure. Lately, triply periodic minimal surfaces (TPMS) have been used to design porosity-controlled scaffolds for bone tissue engineering (TE). The goal of this work was to assess the mechanical properties of TPMS Gy...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Castro APG,Ruben RB,Gonçalves SB,Pinheiro J,Guedes JM,Fernandes PR

更新日期：2019-05-01 00:00:00

abstract：:Rupture of intracranial saccular aneurysms continues to result in significant morbidity and mortality. Although it has long been thought that biomechanical factors play key roles in the genesis, growth, and rupture of these lesions, few analysis have employed realistic descriptions of the geometries and material prope...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Shah AD,Harris JL,Kyriacou SK,Humphrey JD

更新日期：1998-01-01 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：:The aim of this paper is to use a poroviscohyperelastic (PVHE) model, which is developed based on the porohyperelastic (PHE) model to explore the mechanical deformation properties of single chondrocytes. Both creep and relaxation responses are investigated by using finite element analysis models of micropipette aspira...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Nguyen TD,Oloyede A,Gu Y

更新日期：2016-01-01 00:00:00

abstract：:Several opensource or commercially available software platforms are widely used to develop dynamic simulations of movement. While computational approaches are conceptually similar across platforms, technical differences in implementation may influence output. We present a new upper limb dynamic model as a tool to eval...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Saul KR,Hu X,Goehler CM,Vidt ME,Daly M,Velisar A,Murray WM

更新日期：2015-01-01 00:00:00

abstract：:Numerical predictions of blood flow patterns and hemodynamic stresses in Abdominal Aortic Aneurysms (AAAs) are performed in a two-aneurysm, axisymmetric, rigid wall model using the spectral element method. Homogeneous, Newtonian blood flow is simulated under steady conditions for the range of Reynolds numbers 10 < or ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Finol EA,Amon CH

更新日期：2002-08-01 00:00:00

abstract：:Complexity represents the adaptability of the biological system, therefore the assessment of complexity during tasks such as walking may be particularly useful when attempting to better understand the recovery processes after stroke. The purpose of this study was to determine whether the complexity of lower extremity ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Dugan EL,Combs-Miller SA

更新日期：2019-05-01 00:00:00

abstract：:The primary stem stability is an essential factor for success of cementless hip stems. A correct choice of the stem geometry can improve the stem stability and, consequently, increase the life time of a hip implant. In this work, it is proposed a computational model for shape optimization of cementless hip stems. The ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Fernandes PR,Folgado J,Ruben RB

更新日期：2004-02-01 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 phenotype expression in X-linked adrenoleukodystrophy is one of the most intriguing issues of the disease, because there is no general correlation between the type of ABCD1 gene mutation and the clinical phenotype. In this study, we use the cross-impact analysis to build a descriptively quantitative relationship b...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Yan S,Wu G

更新日期：2010-06-01 00:00:00

abstract：:Big data and its approaches are generally helpful for healthcare and biomedical sectors for predicting the disease. For trivial symptoms, the difficulty is to meet the doctors at any time in the hospital. Thus, big data provides essential data regarding the diseases on the basis of the patient's symptoms. For several ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ampavathi A,Saradhi TV

更新日期：2021-01-11 00:00:00

abstract：:This article develops a two prion population model that simulates prion trafficking between an infected dendritic cell and a neuron. The situation when the two cells are connected by a tunnelling nanotube (TNT) is simulated. Two mechanisms of prion transport are considered: lateral diffusion in the TNT membrane and ac...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Kuznetsov IA,Kuznetsov AV

更新日期：2014-11-01 00:00:00

abstract：:Most recent finite element models that represent muscles are generic or subject-specific models that use complex, constitutive laws. Identification of the parameters of such complex, constitutive laws could be an important limit for subject-specific approaches. The aim of this study was to assess the possibility of mo...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Gras LL,Mitton D,Crevier-Denoix N,Laporte S

更新日期：2012-01-01 00:00:00

abstract：:This paper presents a biomechanical analysis of the cervical C5-C6 functional spine unit before and after the anterior cervical discectomy and fusion. The aim of this work is to study the influence of the medical procedure and its instrumentation on range of motion and stress distribution. First, a three-dimensional f...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Fernandes PC,Fernandes PR,Folgado JO,Levy Melancia J

更新日期：2012-01-01 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：:An efficient wavelet-based feature selection (FS) method is proposed in this paper for subject recognition using ground reaction force measurements. Our approach relies on a local fuzzy evaluation measure with respect to patterns that reveal the adequacy of data coverage for each feature. Furthermore, FS is driven by ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Moustakidis SP,Theocharis JB,Giakas G

更新日期：2012-01-01 00:00:00

abstract：:The presence of a spiral arterial blood flow pattern in humans has been widely accepted. It is believed that this spiral component of the blood flow alters arterial haemodynamics in both positive and negative ways. The purpose of this study was to determine the effect of spiral flow on haemodynamic changes in aorta-re...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Javadzadegan A,Simmons A,Barber T

更新日期：2016-01-01 00:00:00

abstract：:This study presents the ankle ligament strains and ankle joint moments during an accidental injury event diagnosed as a grade I anterior talofibular ligament (ATaFL) sprain. A male athlete accidentally sprained his ankle while performing a cutting motion in a laboratory setting. The kinematic data were input to a thre...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Wei F,Fong DT,Chan KM,Haut RC

更新日期：2015-01-01 00:00:00

abstract：:In this review, we provide an overview of the simulation techniques employed for modelling the flow of red blood cells (RBCs) in blood plasma. The scope of this review omits the fluid modelling aspect while focusing on other key components in the RBC-plasma model such as (1) describing the RBC deformation with shell-b...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ju M,Ye SS,Namgung B,Cho S,Low HT,Leo HL,Kim S

更新日期：2015-01-01 00:00:00