Image-guided surgery: from X-rays to virtual reality.

abstract：:In this article, we discuss an application of a fictitious domain method to the numerical simulation of the mechanical process induced by press-fitting cementless femoral implants in total hip replacement surgeries. Here, the primary goal is to demonstrate the feasibility of the method and its advantages over competin...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Kallivokas LF,Na SW,Ghattas O,Jaramaz B

更新日期：2012-01-01 00:00:00

abstract：:Biomechanical imaging techniques have been developed for soft tissue characterisation and detection of breast tumours. Harmonic motion imaging (HMI) uses a focused ultrasound technology to generate a harmonic radiation force in a localised region inside a soft tissue. The resulting dynamic response is used to map the ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Zhao X,Pelegri AA

更新日期：2014-01-01 00:00:00

abstract：:Osteoporosis (OP) is common with advancing age. Several studies have shown a strong correlation between OP and otosclerosis. However, no studies have investigated OP of the malleus, incus or stapes in the human middle ear, its effect on middle ear transfer function. Here, we investigate whether these three ossicles de...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Zhou L,Shen N,Feng M,Liu H,Duan M,Huang X

更新日期：2019-10-01 00:00:00

abstract：:In the present study, the free fall impact test in accordance with the EN1078 standard for certification of bicycle helmets is replicated using numerical simulations. The impact scenario is simulated using an experimentally validated, patient-specific head model equipped with and without a bicycle helmet. Head acceler...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Sandberg M,Tse KM,Tan LB,Lee HP

更新日期：2018-09-01 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：:Burns in the airway from inhaling hot gases lead to one of the most common causes of death in the United States. In order to navigate tissues with large burn areas, the velocity, temperature, and heat flux distributions throughout the human airway system are computed for the inhalation of hot air using the finite-elem...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Park S

更新日期：2016-01-01 00:00:00

abstract：:This work is concerned with the lubrication analysis of artificial knee joints, which plays an increasing significant role in clinical performance and longevity of components. Time-dependent elastohydrodynamic lubrication analysis for normal total knee replacement is carried out under the cyclic variation in both load...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Su Y,Yang P,Fu Z,Jin Z,Wang C

更新日期：2011-06-01 00:00:00

abstract：:Adolescent Idiopathic Scoliosis (AIS) is a 3D spinal deformity characterized by curvature and rotation of the spine. Markerless surface topography (ST) analysis has been proposed for diagnosing and monitoring AIS to reduce the X-ray radiation exposure to patients. This method captures scans of the cosmetic deformity o...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Ghaneei M,Ekyalimpa R,Westover L,Parent EC,Adeeb S

更新日期：2019-05-01 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：:A numerical pressure loss model previously used for adult human airways has been modified to simulate the inhalation pressure distribution in a healthy 9-month-old infant lung morphology model. Pressure distributions are calculated for air as well as helium and xenon mixtures with oxygen to investigate the effects of ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Gouinaud L,Katz I,Martin A,Hazebroucq J,Texereau J,Caillibotte G

更新日期：2015-01-01 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：: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

abstract：:To explore which TLIF techniques are advantageous in reducing the risk of complications and conducive to bone fusion under the vibration. The L1-L5 finite element lumbar model was modified to simulate three different TLIF techniques (a unilateral standard cage, a crescent-shaped cage, and bilateral standard cages). Th...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Wang QD,Guo LX

更新日期：2020-10-13 00:00:00

abstract：:Three-dimensional finite element models of the thoracolumbar junction (T12-L2) and isolated L1 vertebra were developed to investigate the role of material properties and loading conditions on vertebral stresses and strains to predict fracture risk. The geometry of the vertebrae was obtained from computed tomography im...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Erdem I,Truumees E,van der Meulen MC

更新日期：2013-01-01 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：:Microarchitectural finite element models have become a key tool in the analysis of trabecular bone. Robust, accurate, and validated constitutive models would enhance confidence in predictive applications of these models and in their usefulness as accurate assays of tissue properties. Human trabecular bone specimens fr...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Baumann AP,Shi X,Roeder RK,Niebur GL

更新日期：2016-01-01 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：:The change in maximum total point motion (ΔMTPM) is used to predict long-term risk of tibial baseplate loosening, however, effects of registration error on ΔMTPM have not been quantified for marker-based and model-based radiostereometric analysis (RSA). Registration errors for marker-based and model-based RSA were app...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Niesen AE,Hull ML

更新日期：2021-01-05 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：: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：:The effect on the signal amplitude of ultrasonic waves propagating along cortical bone plates was modelled using a 2D Finite Difference code. Different healing stages, represented by modified fracture geometries were introduced to the plate model. A simple transverse and oblique fracture filled with water was introduc...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Dodd SP,Miles AW,Gheduzzi S,Humphrey VF,Cunningham JL

更新日期：2007-10-01 00:00:00

abstract：:Finite element analysis provides a means of describing cellular mechanics in tissue, which can be useful in understanding and predicting physiological and pathological changes. Many prior studies have been limited to simulations of models containing single cells, which may not accurately describe the influence of mech...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Bennetts CJ,Sibole S,Erdemir A

更新日期：2015-01-01 00:00:00

abstract：:Preoperative planning, or intraoperative navigation of hip surgery, including joint-preserving procedures such as osteotomy or joint-replacing procedures such as total arthroplasty, needs to be performed with a high degree of accuracy to ensure a successful outcome. The ability to precisely localise the hip joint rota...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Kang MJ,Sadri H,Stern R,Magnenat-Thalmann N,Hoffmeyer P,Ji HS

更新日期：2011-01-01 00:00:00

abstract：:The rate of bone loss is subject to considerable variation between individuals. With the 'mechanostat' model of Frost, genetic variations in bone mechanoresponsiveness are modelled by different mechanostat 'setpoints'--which may also change with age or disease. In this paper, the following setpoints are used: epsilonm...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Mulvihill BM,Prendergast PJ

更新日期：2008-10-01 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：: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：: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

abstract：:Therapeutic use of high-amplitude pressure waves, or shock wave therapy (SWT), is emerging as a popular method for treating musculoskeletal disorders. However, the mechanism(s) through which this technique promotes healing are unclear. Finite element models of a shock wave source and the foot were constructed to gain ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Alkhamaali ZK,Crocombe AD,Solan MC,Cirovic S

更新日期：2016-01-01 00:00:00

abstract：:Cell migration relies on traction forces in order to propel a cell. Several computational models have been developed that help explain the trajectory that cells take during migration, but little attention has been placed on traction forces during this process. Here, we investigated the spatiotemporal dynamics of cell ...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Han SJ,Sniadecki NJ

更新日期：2011-05-01 00:00:00

abstract：:This paper analyses the mechanical behaviour of a new reinforced anatomical post-systems (RAPS) for endodontic restoration. The composite restorative material (CRM) completely fills the root canal (as do the commonly used cast metal posts) and multiple prefabricated composite posts (PCPs) are employed as reinforcement...

journal_title：Computer methods in biomechanics and biomedical engineering

authors： Maceri F,Martignoni M,Vairo G

更新日期：2009-02-01 00:00:00