abstract：:Deep tissue injury (DTI) is a severe kind of pressure ulcers formed by sustained deformation of muscle tissues over bony prominences. As a major clinical issue, DTI affects people with physical disabilities, and is obviously related to the load-bearing capacity of muscle cells in various in-vivo conditions. It is impo...

journal_title：Journal of biomechanics

authors： Yao Y,Mak AF

更新日期：2016-12-08 00:00:00

abstract：:Adverse wall shear stress (WSS) patterns are known to play a key role in the localisation, formation, and progression of intracranial aneurysms (IAs). Complex region-specific and time-varying aneurysmal WSS patterns depend both on vascular morphology as well as on variable systemic flow conditions. Computational fluid...

journal_title：Journal of biomechanics

authors： Sarrami-Foroushani A,Lassila T,Gooya A,Geers AJ,Frangi AF

更新日期：2016-12-08 00:00:00

abstract：:A truss structure was recently introduced as an interbody fusion cage. As a truss system, some of the connected elements may be in a state of compression and others in tension. This study aimed to quantify both the mean and variance of strut strains in such an implant when loaded in a simulated fusion condition with v...

journal_title：Journal of biomechanics

authors： Caffrey JP,Cory E,Wong VW,Masuda K,Chen AC,Hunt JP,Ganey TM,Sah RL

更新日期：2016-12-08 00:00:00

abstract：:During respiration, upper airway (UA) collapse occurs when the forces generated from the negative UA pressures exceed the forces produced by the UA muscles; which leads to loose soft tissue at the back of the mouth. At predetermined titration pressure, the Continuous Positive Airway Pressure (CPAP) normally provides a...

journal_title：Journal of biomechanics

authors： Ashaat S,Al-Jumaily AM

更新日期：2016-12-08 00:00:00

abstract：:Tripping is responsible for a large percentage of falls. Minimum toe clearance (MTC) during the swing phase of gait is commonly used to infer the probability of tripping (POT). However, there is limited empirical evidence to support the relationship between these two variables, and other measures of toe trajectory may...

journal_title：Journal of biomechanics

authors： Byju AG,Nussbaum MA,Madigan ML

更新日期：2016-12-08 00:00:00

abstract：:As human breast tissue is continuously deformed by gravity, it is difficult to identify the non-loaded neutral breast position from which to take measurements. To estimate the neutral nipple position, this study proposed a simple novel method to counteract the three dimensional effect of gravity on the breast using th...

journal_title：Journal of biomechanics

authors： Mills C,Sanchez A,Scurr J

更新日期：2016-12-08 00:00:00

abstract：:Although a number of algorithms exist for estimating ground contact events (GCEs) from kinematic data during running, they are typically only applicable to heelstrike running, or have only been evaluated at a single running speed. The purpose of this study was to investigate the accuracy of four kinematics-based algor...

journal_title：Journal of biomechanics

authors： Handsaker JC,Forrester SE,Folland JP,Black MI,Allen SJ

更新日期：2016-12-08 00:00:00

abstract：:Radioembolization, which consist of the implantation of radioactive microspheres via intra-arterially placed microcatheter, is a safe and effective treatment for liver cancer. Nevertheless, radioembolization-related complications and side effects may arise, which are an active area of ongoing research. The catheter de...

journal_title：Journal of biomechanics

authors： Aramburu J,Antón R,Rivas A,Ramos JC,Sangro B,Bilbao JI

更新日期：2016-11-07 00:00:00

abstract：:Recent studies raised increasing concern about the reliability of computer models in reproducing in vivo hemodynamics in cerebral aneurysms. Boundary condition problem is among the most frequently addressed issues since three-dimensional (3-D) modeling is usually restricted to local arterial segments. The present stud...

journal_title：Journal of biomechanics

authors： Liang F,Liu X,Yamaguchi R,Liu H

更新日期：2016-11-07 00:00:00

abstract：:Cellular mechanotransduction is an integral part of many crucial physiological processes, but non-invasive tools for quantifying intracellular strain in vivo are not available for complex tissues such as bone. As a first step to address this gap, we have utilized a novel, non-invasive approach to quantify cellular str...

journal_title：Journal of biomechanics

authors： Knorr JM,Jackson J,Batie MR,Narmoneva DA,Jones DC

更新日期：2016-10-03 00:00:00

abstract：:This study aimed to evaluate the sex difference in active muscle stiffness of the tibialis anterior muscle (TA) through shear modulus measurements performed using supersonic shear imaging (SSI) technique. Twenty-five women and twenty-one men participated in this study. Joint torque, electromyographic (EMG) activity an...

journal_title：Journal of biomechanics

authors： Souron R,Bordat F,Farabet A,Belli A,Feasson L,Nordez A,Lapole T

更新日期：2016-10-03 00:00:00

abstract：:Multi-segment models of the foot have been proposed in the past years to overcome limitations imposed by oversimplified traditional approaches used to describe foot kinematics, but they have been only partially validated and never compared. This paper presents a unique comparative assessment of the four most widely ad...

journal_title：Journal of biomechanics

authors： Di Marco R,Rossi S,Racic V,Cappa P,Mazzà C

更新日期：2016-10-03 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：:Intramuscular pressure correlates strongly with muscle tension and is a promising tool for quantifying individual muscle force. However, clinical application is impeded by measurement variability that is not fully understood. Previous studies point to regional differences in IMP, specifically increasing pressure with ...

journal_title：Journal of biomechanics

authors： Jensen ER,Morrow DA,Felmlee JP,Murthy NS,Kaufman KR

更新日期：2016-10-03 00:00:00

abstract：:Plastic deformation of sutures creates an irreversible extension during load. To test our hypothesis that such plastic deformation causes gap formation after tendon repair, we determined the plasticity of five different suture materials commonly used in tendon surgery. Prolene, Polydioxanone (PDS), Ethibond, Vicryl, a...

journal_title：Journal of biomechanics

authors： Jordan MC,Boelch S,Jansen H,Meffert RH,Hoelscher-Doht S

更新日期：2016-09-06 00:00:00

abstract：:Body weight support (BWS) systems are a common tool used in gait rehabilitation. BWS systems may alter the requirements for an individual to actively stabilize by 1) providing lateral restoring forces that reduce the requirements for the nervous system to actively stabilize and 2) decreasing the stabilizing gravitatio...

journal_title：Journal of biomechanics

authors： Dragunas AC,Gordon KE

更新日期：2016-09-06 00:00:00

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：:Leakage of blood alongside the implant is a relatively frequent and life-limiting complication after transcatheter aortic valve implantation. The aim of this study is to develop and validate a workflow to simulate the implantation prior to the intervention. Based on the simulation outcome, the amount of leakage is est...

journal_title：Journal of biomechanics

authors： Bosmans B,Famaey N,Verhoelst E,Bosmans J,Vander Sloten J

更新日期：2016-09-06 00:00:00

abstract：:Several motion capture methods exist for predicting hip joint centers (HJC). These methods include regression models, functional joints, and projections from greater trochanters. While regression and functional methods have been compared to imaging techniques, the TROCH method has not been previously validated. The pu...

journal_title：Journal of biomechanics

authors： Bennett HJ,Shen G,Weinhandl JT,Zhang S

更新日期：2016-09-06 00:00:00

abstract：:In the last decade, technological advances in the gaming industry have allowed the marketing of hardware for motion and balance control that is based on technological concepts similar to scientific and clinical equipment. Such hardware is attractive to researchers and clinicians for specific applications. However, som...

journal_title：Journal of biomechanics

authors： Bonnechère B,Jansen B,Van Sint Jan S

更新日期：2016-09-06 00:00:00

abstract：:The purpose of the present study was to investigate the effects of mechanical strain, anisotropy, and tissue region on electrical conductivity and ion diffusivity in meniscus fibrocartilage. A one-dimensional, 4-wire conductivity experiment was employed to measure the electrical conductivity in porcine meniscus tissue...

journal_title：Journal of biomechanics

authors： Kleinhans KL,McMahan JB,Jackson AR

更新日期：2016-09-06 00:00:00

abstract：BACKGROUND:Children with spastic cerebral palsy (CP) experience secondary musculoskeletal adaptations, affecting the mechanical and material properties of muscles and tendons. CP-related changes in the spastic muscle are well documented whilst less is known about the tendon. From a clinical perspective, it is important...

journal_title：Journal of biomechanics

authors： Theis N,Mohagheghi AA,Korff T

更新日期：2016-09-06 00:00:00

abstract：:The accurate assessment of the Achilles tendon cross-sectional area (CSA) is a crucial prerequisite to investigate tendon adaptation and to calculate the tendon Young׳s modulus. Besides magnetic resonance imaging (MRI), ultrasonography emerged as an alternative imaging technique. The purpose of the present study was t...

journal_title：Journal of biomechanics

authors： Bohm S,Mersmann F,Schroll A,Mäkitalo N,Arampatzis A

更新日期：2016-09-06 00:00:00

abstract：:This paper deals with the analysis of human arm movement in a crank-rotation task that is an example of environmentally constrained movements. Opening a door, rotating a steering wheel, and pushing a carriage are other typical examples of movements where the physical constraints, imposed on the hand position/orientati...

journal_title：Journal of biomechanics

authors： Davoudabadi Farahani S,Svinin M,Andersen MS,de Zee M,Rasmussen J

更新日期：2016-09-06 00:00:00

abstract：:The goal of this work consists in a quantitative analysis and constitutive modelling of ageing processes associated to plaque formation in mice arteries. Reliable information on the characteristic evolution of pressure-stretch curves due to the ageing effects is extracted from previous inflation test experiments. Furt...

journal_title：Journal of biomechanics

authors： Waffenschmidt T,Cilla M,Sáez P,Pérez MM,Martínez MA,Menzel A,Peña E

更新日期：2016-08-16 00:00:00

abstract：:In order to gain better understanding for rheology of an isolated red blood cell (RBC) and a group of multiple RBCs, new continuum models for describing mechanical properties of cellular structures of an RBC and inter-cellular interactions among multiple RBCs are developed. The viscous property of an RBC membrane, whi...

journal_title：Journal of biomechanics

authors： Yoon D,You D

更新日期：2016-07-26 00:00:00

abstract：:One of the most popular methods to fabricate biomedical microfluidic devices is by using a soft-lithography technique. However, the fabrication of the moulds to produce microfluidic devices, such as SU-8 moulds, usually requires a cleanroom environment that can be quite costly. Therefore, many efforts have been made t...

journal_title：Journal of biomechanics

authors： Faustino V,Catarino SO,Lima R,Minas G

更新日期：2016-07-26 00:00:00

abstract：:The force maintained following stretching of an active muscle exceeds the isometric force at the same muscle length. This residual force enhancement (RFE) is different for various muscles. It is currently unknown whether training induces changes in RFE. Weightlifters perform a large number of eccentric contractions du...

journal_title：Journal of biomechanics

authors： Siebert T,Kurch D,Blickhan R,Stutzig N

更新日期：2016-07-05 00:00:00

abstract：:Subchondral bone microdamage due to high-impact loading is a key factor leading to post-traumatic knee osteoarthritis. A quantified assessment of the mechanical characteristics of subchondral bone at the tissue-level is essential to study the mechanism of impact-induced microdamage. We combined mechanical impact testi...

journal_title：Journal of biomechanics

authors： Malekipour F,Oetomo D,Lee PV

更新日期：2016-07-05 00:00:00

abstract：:The progression of liver fibrosis changes the biomechanical properties of liver tissue. This study characterized and compared different liver fibrosis stages in rats in terms of viscoelasticity. Three viscoelastic models, the Voigt, Maxwell, and Zener models, were applied to experimental data from rheometer tests and ...

journal_title：Journal of biomechanics

authors： Zhu Y,Chen X,Zhang X,Chen S,Shen Y,Song L

更新日期：2016-06-14 00:00:00

abstract：:Different standing postures could potentially influence trunk biomechanics during task performance. The current study investigated how foot placement, especially stance width and foot angle influenced lumbopelvic rhythm during sagittal trunk flexion motion. Ten participants performed pace controlled sagittally symmetr...

journal_title：Journal of biomechanics

authors： Zhou J,Ning X,Hu B,Dai B

更新日期：2016-06-14 00:00:00

abstract：:Electromyography (EMG) biofeedback training affords patients a better sense of the different muscle activation patterns involved in the movement of the shoulder girdle. It is important to address scapular kinematics with labourers who have daily routines involving large amounts of lifting at shoulder level or higher. ...

journal_title：Journal of biomechanics

authors： San Juan JG,Gunderson SR,Kane-Ronning K,Suprak DN

更新日期：2016-06-14 00:00:00

abstract：:Whole body vibration (WBV) is a promising tool for counteracting bone loss. Most WBV studies on animals have been performed at acceleration <1g and frequency between 30 and 90Hz. Such WBV conditions trigger bone growth in osteopenia models, but not in healthy animals. In order to test the ability of WBV to promote ost...

journal_title：Journal of biomechanics

authors： Gnyubkin V,Guignandon A,Laroche N,Vanden-Bossche A,Malaval L,Vico L

更新日期：2016-06-14 00:00:00

abstract：:Arterial stiffening occurs with age and is associated with lack of exercise. Notably both age and lack of exercise are major cardiovascular risk factors. While it is well established that bulk arterial stiffness increases with age, more recent data suggest that the intima, the innermost arterial layer, also stiffens d...

journal_title：Journal of biomechanics

authors： Kohn JC,Chen A,Cheng S,Kowal DR,King MR,Reinhart-King CA

更新日期：2016-06-14 00:00:00

abstract：:We present a comparison of the flow characteristics in an idealized smooth trachea model and a second model which has a roughness simulating cartilaginous rings. We use refractive index-matched particle image velocimetry (PIV) to measure the velocity field in a two-generation model of the trachea and main bronchi. The...

journal_title：Journal of biomechanics

authors： Bocanegra Evans H,Castillo L

更新日期：2016-06-14 00:00:00

abstract：:The Leap Motion Controller (LMC) is a low-cost, markerless motion capture device that tracks hand, wrist and forearm position. Integration of this technology into healthcare applications has begun to occur rapidly, making validation of the LMC׳s data output an important research goal. Here, we perform a detailed evalu...

journal_title：Journal of biomechanics

authors： Smeragliuolo AH,Hill NJ,Disla L,Putrino D

更新日期：2016-06-14 00:00:00

abstract：:Obese children exhibit altered gait mechanics compared to healthy-weight children and have an increased prevalence of hip pain and pathology. This study sought to determine the relationships between body mass and compressive and shear hip joint contact forces during walking. Kinematic and kinetic data were collected d...

journal_title：Journal of biomechanics

authors： Lerner ZF,Browning RC

更新日期：2016-06-14 00:00:00

abstract：:Current motion capture techniques all have shortcomings when applied to the 3D quantitative evaluation of thumb base motion. Dynamic CT might overcome these shortcomings but, so far, robustness of this technique in more than one specimen has not yet been demonstrated. The aim of the current study is to further evaluat...

journal_title：Journal of biomechanics

authors： Kerkhof FD,Brugman E,D'Agostino P,Dourthe B,van Lenthe GH,Stockmans F,Jonkers I,Vereecke EE

更新日期：2016-06-14 00:00:00

abstract：:The hemodynamic influence of vessel shape such as bifurcation angle is not fully understood with clinical and quantitative observations being equivocal. The aim of this study is to use computational modeling to study the hemodynamic effect of shape characteristics, in particular bifurcation angle (BA), for non-stented...

journal_title：Journal of biomechanics

authors： Beier S,Ormiston J,Webster M,Cater J,Norris S,Medrano-Gracia P,Young A,Cowan B

更新日期：2016-06-14 00:00:00

abstract：:Anterior cruciate ligament rupture is rising in its prevalence amongst the young and those with physically active lifestyles. Acellular human patellar tendon (PT) grafts offer a promising restoration solution, returning knee joint stability and overcoming some of the current disadvantages of autologous or allogeneic g...

journal_title：Journal of biomechanics

authors： Herbert A,Brown C,Rooney P,Kearney J,Ingham E,Fisher J

更新日期：2016-06-14 00:00:00