Soft tissue artifact compensation by linear 3D interpolation and approximation methods.

abstract：:A new software tool to assign the material properties of bone to an ABAQUS finite element mesh was created and compared with Bonemat, a similar tool originally designed to work with Ansys finite element models. Our software tool (py_bonemat_abaqus) was written in Python, which is the chosen scripting language for ABAQ...

journal_title：Journal of biomechanics

authors： Pegg EC,Gill HS

更新日期：2016-09-06 00:00:00

abstract：:To evaluate the efficacy of implanting a tilting disc aortic valve prosthesis in an angulated (wedged) supra-annular position, an in vitro experimental study was performed. The aortic valve prosthesis was mounted in an axi-symmetric valve chamber in a wedged position and incorporated in a mock circulatory system. Meas...

journal_title：Journal of biomechanics

authors： Chandran KB,Fatemi R,Hiratzka LF,Harris C

更新日期：1986-01-01 00:00:00

abstract：:This study analyses the influence of dynamic hydrostatic pressure on chondrogenesis of human meniscus-derived fibrochondrocytes and explores the differences in chondrogenic differentiation under loading conditions between cells derived from the avascular inner zone and vascularized outer region of the meniscus. Aggreg...

journal_title：Journal of biomechanics

authors： Zellner J,Mueller M,Xin Y,Krutsch W,Brandl A,Kujat R,Nerlich M,Angele P

更新日期：2015-06-01 00:00:00

abstract：:Earlier experimental and finite element studies notwithstanding, the load transfer and stress distribution in the pelvic bone and the acetabulum in normal conditions are not well understood. This hampers the development of orthopaedic reconstruction methods. The present study deals with more precise finite element ana...

journal_title：Journal of biomechanics

authors： Dalstra M,Huiskes R

更新日期：1995-06-01 00:00:00

abstract：:In this review of patellofemoral joint forces as they might apply to implant design, methodologies for estimating forces on the patella and estimates of the forces, as reported in the literature, are summarized. Two methodologies exist for studying joint loads; one that measures kinematics in-vivo and uses analysis to...

journal_title：Journal of biomechanics

authors： Mason JJ,Leszko F,Johnson T,Komistek RD

更新日期：2008-08-07 00:00:00

abstract：:Formation of restrictive adhesions is one of the main obstacles in rehabilitation following hand surgery. Most experimental work, however, involves only a macroscopic and/or histologic evaluation of the amount of adhesions, and their functional characteristics are poorly described. The aim of this study was to develop...

journal_title：Journal of biomechanics

authors： Hagberg L,Wik O,Gerdin B

更新日期：1991-01-01 00:00:00

abstract：:Because of the improved esthetic potential of glass-ceramic crowns as dental restorations, they are sometimes preferred over metal-ceramic crowns for restoration of anterior teeth. Because of their relatively high strength, these ceramic crowns are also frequently used for restoration of posterior teeth. However, due ...

journal_title：Journal of biomechanics

authors： Hojjatie B,Anusavice KJ

更新日期：1990-01-01 00:00:00

abstract：:Cellular mechanics is known to play an important role in many cellular functions including adhesion, migration, proliferation, and differentiation. Human mesenchymal stem cells (hMSCs) demonstrate unique mechanical properties distinct from fully differentiated cells. This observation suggests that the stem cell mechan...

journal_title：Journal of biomechanics

authors： Titushkin I,Cho M

更新日期：2011-10-13 00:00:00

abstract：:The application of tissue-engineered cartilage in a clinical setting requires a noninvasive method to assess the biophysical and biochemical properties of the engineered cartilage. Since articular cartilage is composed of 70-80% water and has dense extracellular matrixes (ECM), it is considered that the condition of t...

journal_title：Journal of biomechanics

authors： Miyata S,Numano T,Homma K,Tateishi T,Ushida T

更新日期：2007-01-01 00:00:00

abstract：:Joint distraction and mobilization with a hinged external fixator preserves elbow stability and mobility. However, the alignment of both elbow and fixator hinges was the initial prerequisite of the arthrodiatasis technique. The main goal of this study was to numerically evaluate the kinematic influence of the device, ...

journal_title：Journal of biomechanics

authors： Shih KS,Lin SC,Chao CK,Lee WS,Lu TW,Hou SM

更新日期：2010-03-03 00:00:00

abstract：:Anterior cruciate ligament (ACL) injury can result in failure to return to pre-injury activity levels and future osteoarthritis predisposition. Single leg hop is used in late rehabilitation to evaluate recovery and inform treatment but biomechanical understanding of this activity is insufficient. This study investigat...

journal_title：Journal of biomechanics

authors： Roos PE,Button K,Sparkes V,van Deursen RW

更新日期：2014-02-07 00:00:00

abstract：:Current clinical practice lacks an accurate predictor for the pathological fracture risk in metastatic bone disease, but biomechanical tools are under development to improve these predictions. In this paper we explain the limitations of currently used clinical guidelines and provide an overview of more objective and q...

journal_title：Journal of biomechanics

authors： Derikx LC,Verdonschot N,Tanck E

更新日期：2015-03-18 00:00:00

abstract：:Arterial embolism is responsible for the death of lots of people who suffers from heart diseases. The major risk of embolism in upper limbs is that the ruptured particles are brought into the brain, thus stimulating neurological symptoms or causing the stroke. We presented a computational model using fluid-structure i...

journal_title：Journal of biomechanics

authors： Vahidi B,Fatouraee N

更新日期：2012-04-30 00:00:00

abstract：:Previous investigations of morphology for human carotid artery bifurcation from infancy to young adulthood found substantial growth of the internal carotid artery with advancing age, and the development of the carotid sinus at the root of the internal carotid artery during teenage years. Although the reasons for the a...

journal_title：Journal of biomechanics

authors： Seong J,Jeong W,Smith N,Towner RA

更新日期：2015-04-13 00:00:00

abstract：:This study investigated the accuracy of the direct linear transformation (DLT) and non-linear transformation (NLT) methods of 3-D cinematography/videography. A comparison of standard DLT, extrapolated DLT, and NLT calibrations showed the standard (non-extrapolated) DLT to be the most accurate, especially when a large ...

journal_title：Journal of biomechanics

authors： Hinrichs RN,McLean SP

更新日期：1995-10-01 00:00:00

abstract：:Muscle fatigue and recovery are complex processes influencing muscle force generation capacity. While fatigue reduces this capacity, recovery acts to restore the unfatigued muscle state. Many factors can potentially affect muscle recovery, and among these may be a task dependency of recovery following an exercise. How...

journal_title：Journal of biomechanics

authors： Rashedi E,Nussbaum MA

更新日期：2017-01-25 00:00:00

abstract：:In this study, bulge inflation tests were used to characterize the failure response of 15 layers of human ascending thoracic aortic aneurysms (ATAA). Full field displacement data were collected during each of the mechanical tests using a digital image stereo-correlation (DIS-C) system. Using the collected displacement...

journal_title：Journal of biomechanics

authors： Romo A,Badel P,Duprey A,Favre JP,Avril S

更新日期：2014-02-07 00:00:00

abstract：:The present study is aimed at investigating changes in the coordination of arm and leg movements in young healthy subjects. It was hypothesized that with changes in walking velocity there is a change in frequency and phase coupling between the arms and the legs. In addition, it was hypothesized that the preferred freq...

journal_title：Journal of biomechanics

authors： Wagenaar RC,van Emmerik RE

更新日期：2000-07-01 00:00:00

abstract：:Motion capture systems are widely used to measure human kinematics. Nevertheless, users must consider system errors when evaluating their results. Most validation techniques for these systems are based on relative distance and displacement measurements. In contrast, our study aimed to analyse the absolute volume accur...

journal_title：Journal of biomechanics

authors： Nagymáté G,Tuchband T,Kiss RM

更新日期：2018-06-06 00:00:00

abstract：:A challenging aspect of subject specific musculoskeletal modeling is the estimation of muscle parameters, especially optimal fiber length and tendon slack length. In this study, the method for scaling musculotendon parameters published by Winby et al. (2008), J. Biomech. 41, 1682-1688, has been reformulated, generaliz...

journal_title：Journal of biomechanics

authors： Modenese L,Ceseracciu E,Reggiani M,Lloyd DG

更新日期：2016-01-25 00:00:00

abstract：:The purpose of this study was to find the optimal values of design parameters for a bicycle-rider system (crank length, pelvic inclination, seat height, and rate of crank rotation) which maximize the power output from muscles of the human lower limb during bicycling. The human lower limb was modelled as a planar syste...

journal_title：Journal of biomechanics

authors： Yoshihuku Y,Herzog W

更新日期：1990-01-01 00:00:00

abstract：:In inverse dynamics computations, the accuracy of the solution strongly depends on the accuracy of the input data. In particular, estimated joint moments are highly sensitive to uncertainties in acceleration data. The aim of the present work was to improve classical inverse dynamics computations by providing an accura...

journal_title：Journal of biomechanics

authors： Cahouët V,Luc M,David A

更新日期：2002-11-01 00:00:00

abstract：:Tendon curvature plays a key role in mechanical gain (amplifying the joint excursion relative to fiber length change) during joint motion, but the mechanism remains unresolved. A three-dimensional finite element (FE) model was used to investigate the influence of intramuscular fiber orientation upon the curvature patt...

journal_title：Journal of biomechanics

authors： Kinugasa R,Yamamura N,Sinha S,Takagi S

更新日期：2016-10-03 00:00:00

abstract：:The intervertebral disc is formed by the nucleus pulposus (NP) and annulus fibrosus (AF), and intervertebral tissue contains a large amount of negatively charged proteoglycan. When this tissue becomes deformed, a streaming potential is induced by liquid flow with positive ions. The anisotropic property of the AF tissu...

journal_title：Journal of biomechanics

authors： Fujisaki K,Tadano S,Asano N

更新日期：2011-09-02 00:00:00

abstract：:Human responses are critical to understanding injury biomechanics in blunt ballistic impacts, which are defined as 20-200 g projectiles impacting at 20-250 m/s. 13 human cadavers were exposed to three distinct ballistic impacts of the chest to determine force-time, deflection-time and force-deflection responses. Compa...

journal_title：Journal of biomechanics

authors： Bir C,Viano D,King A

更新日期：2004-01-01 00:00:00

abstract：:We studied stress fiber orientation under a wide range of uniaxial cyclic deformations. We devised and validated a hypothesis consisting of two parts, as follows: (1) a stress fiber aligns to avoid a mechanical stimulus in the fiber direction under cyclic deformation. This means that, among all allowable directions, a...

journal_title：Journal of biomechanics

authors： Yamada H,Takemasa T,Yamaguchi T

更新日期：2000-11-01 00:00:00

abstract：:This paper studied two different regression techniques for pelvic shape prediction, i.e., the partial least square regression (PLSR) and the principal component regression (PCR). Three different predictors such as surface landmarks, morphological parameters, or surface models of neighboring structures were used in a c...

journal_title：Journal of biomechanics

authors： Schumann S,Nolte LP,Zheng G

更新日期：2013-01-04 00:00:00

abstract：:In label-free biodetections based on microcantilever technology, double-stranded DNA (dsDNA) structures form through the linkage between probe single-stranded DNA (ssDNA) molecules immobilized on solid substrates and target ssDNA molecules in solutions. Mechanical/electrical properties of these biolayers are important...

journal_title：Journal of biomechanics

authors： Zhang NH,Chen JZ

更新日期：2009-07-22 00:00:00

abstract：:Misalignment and soft-tissue imbalance in total knee arthroplasty (TKA) can cause discomfort, pain, inadequate motion and instability that may require revision surgery. Balancing can be defined as equal collateral ligament tensions or equal medial and lateral compartmental forces during the flexion range. Our goal was...

journal_title：Journal of biomechanics

authors： Zapata G,Sanz-Pena I,Verstraete M,Walker PS

更新日期：2019-03-27 00:00:00

abstract：:Patterns in cell adhesion molecule expression by endothelial cells may play a role in atherogenesis. Previous studies have shown dependence of intracellular adhesion molecule-1 (ICAM-1) expression in human umbilical vein endothelial cells (HUVEC) on shear stress and have indirectly linked ICAM-1 expression to spatial ...

journal_title：Journal of biomechanics

authors： McKinney VZ,Rinker KD,Truskey GA

更新日期：2006-01-01 00:00:00