... 18 12 2020 04 03 2021 Chiari malformation type I cough-associated headache cerebrospinal fluid computational fluid dynamics magnetic resonance imaging Chiari malformation type I (CMI) is a structural abnormality of the cerebellum at the craniovertebral junction...

... as a promising method of gathering muscle architecture data in vivo; however, its accuracy in estimating parameters such as muscle fiber lengths for creating subject-specific musculoskeletal models has not been tested. Here, we provide a validation of the method of using anatomical magnetic resonance imaging...

..., 2018; published online October 22, 2018. Assoc. Editor: Steven D. Abramowitch. 15 12 2017 28 08 2018 pubovisceralis muscle biomechanical properties magnetic resonance imaging genetic algorithm computational models The impairment of the pelvic floor muscles (PFM...

... September 19, 2018; published online October 4, 2018. Assoc. Editor: Anna Pandolfi. 09 01 2018 19 09 2018 diffusion tensor imaging 3D muscle modeling fiber tracking muscle fiber directionality magnetic resonance imaging The craniomaxillofacial (CMF) region is characterized...

... , pp. 1231 – 1237 . 10.1002/mrm.24757 [16] O'Connell , G. D. , Johannessen , W. , Vresilovic , E. J. , and Elliott , D. M. , 2007 , “ Human Internal Disc Strains in Axial Compression Measured Noninvasively Using Magnetic Resonance Imaging ,” Spine (Phila Pa 1976) , 32 ( 25...

... of thrombus size within a backward-facing step (BFS) model is investigated, as this geometry can mimic the flow separation which has been found to contribute to thrombosis in cardiac devices. Magnetic resonance imaging (MRI) is used to quantify thrombus size and collect topographic data of thrombi formed...

... Element Simulation in Orthopedic and Trauma Surgery ,” World J. Orthop. , 3 ( 4 ), pp. 25 – 41 . 10.5312/wjo.v3.i4.25 [41] Eckstein , F. , Cicuttini , F. , Raynauld , J. P. , Waterton , J. C. , and Peterfy , C. , 2006 , “ Magnetic Resonance Imaging (MRI) of Articular...

... carotid magnetic resonance imaging (MRI) can be used to assess carotid plaque vulnerability noninvasively by computing peak cap stress. However, the accuracy of MRI plaque segmentation and the influence this has on FEA has remained unreported due to the lack of a reliable submillimeter ground truth...

... changes of gastrocnemius muscle-tendon complex in vivo will cause sizable and heterogeneous local strains within all muscles of the human lower leg. Our goal is to test this hypothesis. A method was developed and validated using high-resolution 3D magnetic resonance image sets and Demons nonrigid...

... that derives velocity components from phase-contrast magnetic resonance images (PC-MRI) in the infrarenal aorta and successfully apply it as an inflow boundary condition for a patient-specific fully coupled FSI analysis and (2) to apply a one-way–coupled FSI analysis and test its efficiency compared...

... ( 8 ), pp. 439 – 446 . 10.1016/S0268-0033(96)00030-7 [20] Rebmann , A. J. , and Sheehan , F. T. , 2003 , “ Precise 3D Skeletal Kinematics Using Fast Phase Contrast Magnetic Resonance Imaging ,” J. Magn. Reson. Imaging , 17 ( 2 ), pp. 206 – 213 . 10.1002/jmri.10253 [21] Delp...

... was to assess the effect of the presence and size of IPH on wall mechanics. The magnetic resonance image (MRI) of one patient with histology-confirmed IPH was used to build eight 3D fluid-structure interaction (FSI) models by altering the dimensions of the existing IPH. As a secondary end point, the combined...

..., electromagnetic sensors, retro-reflective motion analysis, computer tomography (CT), and magnetic resonance imaging (MRI)] have been used to quantify foot bone motion. In the current study we used a foot plate with an electromagnetic sensor to determine an individual subject’s foot end range of motion (ROM) from...

... tissues biomechanics biomedical MRI compressibility image registration medical image processing magnetic resonance imaging contact modeling wrist radiocarpal joints With an aging U.S. population, the need for cost-effective tools for the detection and prevention of osteoarthritis (OA...

... experience are not well understood. Alterations in mechanical stress in the knee joint may play an essential role in OA; however, existing literature in this area is limited. The purpose of this study was to evaluate the ability of an existing magnetic resonance imaging (MRI)-based modeling method...

...Xin Chen; Gerald M. Saidel Thermal ablation of a solid tumor in a tissue with radio-frequency (rf) energy can be accomplished by using a probe inserted into the tissue under the guidance of magnetic resonance imaging. The extent of the ablation can be significantly reduced by heat loss from...

...P. Wolf; R. Luechinger; P. Boesiger; E. Stuessi; A. Stacoff Magnetic resonance imaging offers unique insights into three-dimensional foot bone motion. Thereby, adequate devices enabling defined loading and positioning of the foot are needed to profit from this noninvasive procedure. Tarsal bone...

... of this research were to develop and validate a technique known as hyperelastic warping for the measurement of local strains in the left ventricle from clinical cine-magnetic resonance imaging (MRI) image datasets. The technique uses differences in image intensities between template (reference) and target (loaded...

.... 23 March 2003 07 May 2004 23 11 2004 biomechanics polymer gels elastic moduli measurement viscoelasticity tissue engineering molecular biophysics cellular biophysics sugar magnetic resonance imaging physiological models Agarose Gel Fractional Derivative...

...Amy L. Lerner; Jose G. Tamez-Pena; Jeff R. Houck; Jiang Yao; Heather L. Harmon; Arthur D. Salo; Saara M. S. Totterman The use of magnetic resonance imaging has been proposed by many investigators for establishment of joint reference systems and kinematic tracking of musculoskeletal joints...