Finite element models of the thigh-buttock complex for assessing static sitting discomfort and pressure sore risk: a literature review.

abstract：:The magnitude and distribution of bone and muscle mass within limbs affect limb inertial properties, maximum movement speed and the energy required to maintain submaximal movements. Musculoskeletal modeling and movement simulations were used to determine how changes in bone and muscle cross-sectional area (and thus ma...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Dellanini L,Hawkins D,Martin B,Stover S

更新日期：2004-06-01 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

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：:The purpose of this simulation study was to analyze the effect of variation in Knee-Ankle-Foot-Orthosis stiffness on the joint power and the energy cost of walking. The effect of contractile tissue was simulated using linear elastic spring and viscous dampers in knee and ankle joints. Then, joint angles, ground reacti...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Abtahi SMA,Jamshidi N,Ghaziasgar A

更新日期：2018-02-01 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：:The decompensated univentricular circulation is identified as one of the most challenging conditions and the application of the mechanical circulatory support (MCS) devices is proposed as therapeutic option for Fontan failure. Modelling methodologies are reported to identify the optimized types, extent and duration of...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Rubtsova E,Markov A,Selishchev S,Karimov JH,Telyshev D

更新日期：2021-01-11 00:00:00

abstract：:In order to have research on the deformation characteristics and mechanical properties of human red blood cells (RBCs), finite element models of RBC optical tweezers stretching and atomic force microscope (AFM) indentation were established. Non-linear elasticity of cell membrane was determined by using the neo-Hookean...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Wang Y,Sang J,Ao R,Ma Y,Fu B

更新日期：2020-11-01 00:00:00

abstract：:Local oxygen lack in arterial walls (hypoxia) plays a very important role in the initiation, progression and development of intimal hyperplasia (IH) and thrombosis. Aiming to find out whether a helical-type artery bypass graft (ABG) is hypoxia beneficial, a numerical study was carried out to compare oxygen transport b...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Zheng T,Wen J,Jiang W,Deng X,Fan Y

更新日期：2014-04-01 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：:Fretting and corrosion at the taper-head interface in total hip arthroplasty has been reported as a potential cause of early failure of the implant system. The finite element (FE) method can be used to study the mechanics at the taper junction that are difficult to assess experimentally. Taper mismatch is one of the f...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Bitter T,Khan I,Marriott T,Lovelady E,Verdonschot N,Janssen D

更新日期：2019-10-01 00:00:00

abstract：:The purpose of this study was to propose an innovative approach of setting outlet boundary conditions for the computational fluid dynamics (CFD) simulation of human common carotid arteries (CCAs) bifurcation based on the concept of energy loss minimisation at flow bifurcation. Comparisons between this new approach and...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Zhang Y,Furusawa T,Sia SF,Umezu M,Qian Y

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：:Both inter-lamellar and intra-lamellar failures of the annulus have been described as potential modes of disc herniation. Attempts to characterize initial lamellar failure of the annulus have involved tensile testing of small tissue samples. The purpose of this study was to evaluate a method of measuring local surface...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Karakolis T,Callaghan JP

更新日期：2015-01-01 00:00:00

abstract：:In some cases of aortic valve leaflet disease, the implant of a stentless biological prosthesis represents an excellent option for aortic valve replacement (AVR). In particular, if compared with the implant of mechanical valves, it provides a more physiological haemodynamic performance and a reduced thrombogeneticity,...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Auricchio F,Conti M,Ferrara A,Morganti S,Reali A

更新日期：2014-01-01 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：:Retinal blood vessel detection and analysis play vital roles in early diagnosis and prevention of several diseases, such as hypertension, diabetes, arteriosclerosis, cardiovascular disease and stroke. This paper presents an automated algorithm for retinal blood vessel segmentation. The proposed algorithm takes advanta...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Saleh MD,Eswaran C

更新日期：2012-01-01 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：:Much attention has been devoted to how playground swing amplitudes are built up by swinger techniques, i.e. body actions. However, very little attention has been given to the requirements that such swinger techniques place on the swinger himself. The purpose of this study was to find out whether different swinger tech...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Linge SO

更新日期：2012-01-01 00:00:00

abstract：:The evaluation of muscle and joint forces in vivo is still a challenge. Musculo-Skeletal (musculo-skeletal) models are used to compute forces based on movement analysis. Most of them are built from a scaled-generic model based on cadaver measurements, which provides a low level of personalization, or from Magnetic Res...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Dubois G,Rouch P,Bonneau D,Gennisson JL,Skalli W

更新日期：2016-11-01 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：:This paper is motivated by recent experimental research (Tang-Schomer et al. 2012) on the formation of periodic varicosities in axons after traumatic brain injury (TBI). TBI leads to the formation of undulated distortions in the axons due to their dynamic deformation. These distortions result in the breakage of some m...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Kuznetsov IA,Kuznetsov AV

更新日期：2015-01-01 00:00:00

abstract：:The goal and clinical relevance of this work was the development of closed formulas that are correct and simple enough for a fast decision making by the orthodontist in the daily praxis. This paper performs a parametric three-dimensional finite element linear analysis on a maxillary central incisor with a root of para...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Provatidis CG

更新日期：2002-04-01 00:00:00

abstract：:Musculoskeletal finite element analysis (FEA) has been essential to research in orthopaedic biomechanics. The generation of a volumetric mesh is often the most challenging step in a FEA. Hexahedral meshing tools that are based on a multi-block approach rely on the manual placement of building blocks for their mesh gen...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ramme AJ,Shivanna KH,Magnotta VA,Grosland NM

更新日期：2011-10-01 00:00:00

abstract：:Unbalanced contact force on the tibial component has been considered a factor leading to loosening of the implant and increased wear of the bearing surface in total knee arthroplasty. Because it has been reported that good alignment cannot guarantee successful clinical outcomes, the soft tissue balance should be check...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Oh KJ,Park WM,Kim K,Kim YH

更新日期：2014-01-01 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：:Peristaltic motion of a non-Newtonian Carreau fluid is analyzed in a curved channel under the long wavelength and low Reynolds number assumptions, as a simulation of digestive transport. The flow regime is shown to be governed by a dimensionless fourth-order, nonlinear, ordinary differential equation subject to no-sli...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ali N,Javid K,Sajid M,Anwar Bég O

更新日期：2016-01-01 00:00:00

abstract：:The 2D shape of the lumbar spine in the sagittal plane can be determined from lordosis angles measured between the corresponding end-plates of the vertebral bodies or by using an active shape model (ASM) of the vertebral body outline. The ASM was previously shown to be a more efficient and reliable method, but its acc...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ali AH,Cowan AB,Gregory JS,Aspden RM,Meakin JR

更新日期：2012-01-01 00:00:00

abstract：:A two-dimensional, biomechanical computer model was developed, using the software package Working Model(TM), to simulate the postural control of seated individuals. Both able-bodied and spinal cord-injured subjects were represented. The model incorporated active control of the upper body through full-state feedback. S...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Kamper D,Barin K,Parnianpour M,Hemami H,Weed H

更新日期：2000-01-01 00:00:00

abstract：:There are no blood vessels in cartilage to transport nutrients and growth factors to chondrocytes dispersed throughout the cartilage matrix. Insulin-like growth factor-I (IGF-I) is a large molecule with an important role in cartilage growth and metabolism, however, it first must reach the chondrocytes to exert its eff...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Gardiner B,Smith D,Pivonka P,Grodzinsky A,Frank E,Zhang L

更新日期：2007-08-01 00:00:00

abstract：:A three-dimensional finite element model is developed for the simulation of the sound transmission through the human auditory periphery consisting of the external ear canal, middle ear and cochlea. The cochlea is modelled as a straight duct divided into two fluid-filled scalae by the basilar membrane (BM) having an or...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Wang X,Wang L,Zhou J,Hu Y

更新日期：2014-08-01 00:00:00