Parametric finite element analysis and closed-form solutions in orthodontics.

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：:Cell-cell and cell-matrix adhesions are fundamental to numerous physiological processes, including angiogenesis, tumourigenesis, metastatic spreading and wound healing. We use cellular potts model to computationally predict the organisation of cells within a 3D matrix. The energy potentials regulating cell-cell (JCC) ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Singh J,Hussain F,Decuzzi P

更新日期：2015-01-01 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：:Dialyser manufacturers only provide limited information about mass removal under well-defined flow and solute conditions in commercially available dialysers for hemodialysis. This computational study aimed at assessing the solute transport efficiency in a dialyser for different geometries (fiber lengths and diameters)...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Eloot S,Vierendeels J,Verdonck P

更新日期：2006-12-01 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 order to improve the reliability of children's models, the aim of this study was to determine the subject-specific masses and 3D locations of the centres of mass (CoM) of body segments using biplanar X-rays. Previous methods, validated on upper leg segments, were applied to the whole body. Six children and six adul...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Sandoz B,Laporte S,Skalli W,Mitton D

更新日期：2010-12-01 00:00:00

abstract：:The behavior of blood cells and vessel compliance significantly influence hemodynamic parameters, which are closely related to the development of aortic dissection. Here the two-phase non-Newtonian model and the fluid-structure interaction (FSI) method are coupled to simulate blood flow in a patient-specific dissected...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Qiao Y,Zeng Y,Ding Y,Fan J,Luo K,Zhu T

更新日期：2019-05-01 00:00:00

abstract：:Pelvic disorders can be associated with changes in the biomechanical properties in the muscle, ligaments and/or connective tissue form fascia and ligaments. In this sense, the study of their mechanical behavior is important to understand the structure and function of these biological soft tissues. The aim of this stud...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Silva MET,Brandão S,Parente MPL,Mascarenhas T,Natal Jorge RM

更新日期：2017-06-01 00:00:00

abstract：:The normalcy index (NI) has been implemented by several studies as a simple index for quantitatively analyzing diffident gait abnormalities, such as children with cerebral palsy and idiopathic toe-walkers. However, whether the NI can be used in anterior cruciate ligament (ACL) deficiency with different types of menisc...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Liu X,Huang H,Ren S,Rong Q,Ao Y

更新日期：2020-11-01 00:00:00

abstract：:An effective way to avoid invading or injuring the subjects is to use the musculoskeletal model when studying the dynamic properties of muscles in vivo. So, we put forward a joint coordinate system-based method, which mainly focuses on the coordinate's transformation of corresponding muscle attachment points, respecti...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Tang G,Zhang XA,Zhang LL,Wang HS,Nie WZ,Wang CT

更新日期：2011-07-01 00:00:00

abstract：:In this paper, we introduce a new general method for kinematic analysis of rigid multi body systems subject to holonomic constraints. The method extends the standard analysis of kinematically determinate rigid multi body systems to the over-determinate case. This is accomplished by introducing a constrained optimisati...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Andersen MS,Damsgaard M,Rasmussen J

更新日期：2009-08-01 00:00:00

abstract：:Modeling tumor growth in biological systems is a challenging problem with important consequences for diagnosis and treatment of various forms of cancer. This growth process requires large simulation complexity due to evolving biological and chemical processes in living tissue and interactions of cellular and vascular ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Puzyrev V,Łoś M,Gurgul G,Calo V,Dzwinel W,Paszyński M

更新日期：2019-12-01 00:00:00

abstract：:The flow effect on the concentration of platelet active substances in the vicinity of a mural microthrombus is investigated numerically. A three-dimensional model is employed in which the mural microthrombus is modelled as a semisphere attached to a plane surface. The description of the blood flow uses the three-dimen...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Karner G,Perktold K

更新日期：1998-01-01 00:00:00

abstract：:A parametric investigation was conducted to determine the effects on the load estimation method of varying: (1) the thickness of back-plates used in the two-dimensional finite element models of long bones, (2) the number of columns of nodes in the outer medial and lateral sections of the diaphysis to which the back-pl...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Bona MA,Martin LD,Fischer KJ

更新日期：2006-08-01 00:00:00

abstract：:The aim of this work was to improve the constitutive model of the human mandible and dentition system by taking into account the non-linear material properties of the structural boney matrix that forms the human jaw bone or mandible. Due to the specific structure of the jaw bone the time dependence of the mechanical p...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Vitins V,Dobelis M,Middleton J,Limbert G,Knets I

更新日期：2003-10-01 00:00:00

abstract：:Transcatheter aortic valve replacement (TAVR) strongly depends on the calcification patterns, which may lead to a malapposition of the stented valve and complication onsets in terms of structure kinematics and paravalvular leakage (PVL). From one anatomical-resembling model of the aortic root, six configurations with ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Luraghi G,Matas JFR,Beretta M,Chiozzi N,Iannetti L,Migliavacca F

更新日期：2020-09-14 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：:This study deals with recent researches undertaken by the authors in the field of hydrodynamics of human swimming. The aim of this numerical study was to investigate the flow around the entire swimmer's body. The results presented in this article focus on the combination of a 3D computational fluid dynamics code and t...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Popa CV,Arfaoui A,Fohanno S,Taïar R,Polidori G

更新日期：2014-01-01 00:00:00

abstract：:The Montgomery T-tube is used as a combined tracheal stent and airway after laryngotracheoplasty, to keep the lumen open and prevent mucosal laceration from scarring. It is valuable in the management of upper and mid-tracheal lesions, while invaluable in long and multisegmental stenting lesions. Numerical simulations ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Trabelsi O,Malvè M,Mena Tobar A,Doblaré M

更新日期：2015-01-01 00:00:00

abstract：:The aim of this study was to develop a generic musculoskeletal model of a healthy 10-year-old child and examine the effects of geometric scaling on the calculated values of lower-limb muscle forces during gait. Subject-specific musculoskeletal models of five healthy children were developed from in vivo MRI data, and t...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Hainisch R,Kranzl A,Lin YC,Pandy MG,Gfoehler M

更新日期：2020-09-17 00:00:00

abstract：:Since the discovery of X-rays, medical imaging has played a major role in the guidance of surgical procedures. While medical imaging began with simple X-ray plates to indicate the presence of foreign objects within the human body, the advent of the computer has been a major factor in the recent development of this fie...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Peters TM

更新日期：2000-01-01 00:00:00

abstract：:We investigate the behavior of a spherical cavity in a soft biological tissue modeled as a deformable porous material during an injection of non-Newtonian fluid that follows a power law model. Fluid flows into the neighboring tissue due to high cavity pressure where it is absorbed by capillaries and lymphatics at a ra...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ahmed A,Siddique JI,Mahmood A

更新日期：2017-10-01 00:00:00

abstract：:Work-related musculoskeletal disorders (WMSDs) have become increasingly common among dentists and initiate a series of events that could result in a career ending. This study aims to construct a system for predicting and preventing WMSD among dentists. We used Bayesian network (BN) that describes the mutual relationsh...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Thanathornwong B,Suebnukarn S,Songpaisan Y,Ouivirach K

更新日期：2014-01-01 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：:Mechanical loading of soft tissues covering bony prominences can cause skeletal muscle damage, ultimately resulting in a severe pressure ulcer termed deep tissue injury (DTI). Deformation plays an important role in the aetiology of DTI. Therefore, it is essential to minimise internal muscle deformations in subjects at...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Loerakker S,Solis LR,Bader DL,Baaijens FP,Mushahwar VK,Oomens CW

更新日期：2013-01-01 00:00:00

abstract：:This paper is concerned with the qualitative and quantitative description of the constitutive behaviour of dental composites during the curing process. Both generalized Kelvin- and Maxwell-models are studied and the parameters characterizing these models are determined by the means of an identification procedure based...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Hübsch PF,Middleton J,Feilzer AJ

更新日期：1999-01-01 00:00:00

abstract：:An approach was developed to evaluate the load transfer mechanism in the temporomandibular joint (TMJ) area before, during and after mandibular ramus elongation by distraction osteogenesis (DO). In a concerted approach using computer tomography, magnetic resonance imaging (MRI), and finite element analysis, three-dime...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Cattaneo PM,Kofod T,Dalstra M,Melsen B

更新日期：2005-06-01 00:00:00

abstract：:This article is focused on the role of anisotropic elasticity in the simulation of the load distribution in a human mandible, due to a lateral bite on the leftmost premolar. Based on experimental evidence, orthotropy of the elastic properties of the bone tissue has been adopted. The trajectories of anisotropic elastic...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Kober C,Erdmann B,Hellmich C,Sader R,Zeilhofer HF

更新日期：2006-04-01 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：:The objective of this investigation was to develop probabilistic finite element (FE) models of the anterior longitudinal ligament (ALL) and posterior longitudinal ligament (PLL) of the cervical spine that incorporate the natural variability of biological specimens. In addition to the model development, a rigorous vali...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Francis WL,Eliason TD,Thacker BH,Paskoff GR,Shender BS,Nicolella DP

更新日期：2014-01-01 00:00:00