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Keywords: deformation
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Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. January 2013, 135(1): 011009.
Paper No: BIO-12-1326
Published Online: December 27, 2012
..., 2012. Assoc. Editor: James C. Iatridis. 27 07 2012 15 11 2012 29 11 2012 Hydrostatic pressure-driven flows through soft tissues and gels cause deformations of the solid network to occur, due to drag from the flowing fluid. This phenomenon occurs in many contexts including...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. November 2011, 133(11): 111004.
Published Online: November 28, 2011
...Clark A. Meyer; Eric Bertrand; Olivier Boiron; Valérie Deplano A new experimental setup has been implemented to precisely measure the deformations of an entire model abdominal aortic aneurysm (AAA). This setup addresses a gap between the computational and experimental models of AAA that have aimed...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. October 2011, 133(10): 101006.
Published Online: October 31, 2011
... is very dependent on the boundary condition in the FE model. biological tissues biomechanics biomedical measurement bone compressibility deformation finite element analysis physiological models boundary condition finite element pelvis ligament biomechanics explicit analysis...
Journal Articles
Computational Simulations for Aortic Coarctation: Representative Results From a Sampling of Patients
John F. LaDisa, C. Alberto Figueroa, Irene E. Vignon-Clementel, Hyun Jin Kim, Nan Xiao, Laura M. Ellwein, Frandics P. Chan, Jeffrey A. Feinstein, Charles A. Taylor
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. September 2011, 133(9): 091008.
Published Online: October 14, 2011
... dynamics (CFD) models were created from imaging and BP data for one normal and four CoA patients (moderate native CoA: Δ12 mmHg, severe native CoA: Δ25 mmHg and postoperative end-to-end and end-to-side patients: Δ0 mmHg). Simulations incorporated vessel deformation, downstream vascular resistance...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. September 2011, 133(9): 091004.
Published Online: October 12, 2011
...Alexander Rachev; Luc Felden; David N. Ku The study provides a pathway to design a mechanics-matching vascular graft for an end-to-end anastomosis to a host artery. For functional equivalence, we submit that the graft and a host artery should have equal inner deformed diameters, equal pressure...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. September 2011, 133(9): 091006.
Published Online: October 11, 2011
... element models of the IVD to investigate disc nutrition; however, none has predicted nutrient levels and cell viability in the disc with a realistic 3D geometry and tissue properties coupled to mechanical deformation. Understanding how degeneration and loading affect nutrition and cell viability...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2011, 133(8): 081007.
Published Online: September 15, 2011
...Noa Slomka; Amit Gefen Many biological consequences of external mechanical loads applied to cells depend on localized cell deformations rather than on average whole-cell-body deformations. Such localized intracellular deformations are likely to depend, in turn, on the individual geometrical...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2011, 133(8): 081003.
Published Online: September 6, 2011
... produce significantly different blood flow, pressure, and vessel deformation solutions in cardiovascular simulations. In this paper, we present a novel comparative study of two different viscoelastic wall models in nonlinear one-dimensional (1D) simulations of blood flow. The viscoelastic models are from...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2011, 133(8): 081005.
Published Online: September 6, 2011
... events in neutral deformable porous media under finite deformation. The algorithm employed the framework of mixture theory to model the porous permeable solid matrix and interstitial fluid, where the fluid consists of a mixture of solvent and solute. A special emphasis was placed on solute-solid matrix...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2011, 133(8): 081006.
Published Online: September 6, 2011
... approach, were also performed to identify the parameters that mostly influence the deformation contrast between healthy and cancerous tissues. Moreover, synthetic indicators of the strain field, such as the strain contrast coefficient, were evaluated in different regions of interest in order to identify...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2011, 133(8): 081004.
Published Online: September 6, 2011
... deformation nonlinearities that inherently exist in cartilage, and accounts for effects associated with fiber dispersion and reorientation and intrinsic viscoelasticity at relatively high strains. A new optimization cost function was used to overcome problems associated with large peak-to-peak differences...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. August 2011, 133(8): 081001.
Published Online: August 26, 2011
...Colin J. Boyle; Alexander B. Lennon; Patrick J. Prendergast One way to restore physiological blood flow to occluded arteries involves the deformation of plaque using an intravascular balloon and preventing elastic recoil using a stent. Angioplasty and stent implantation cause unphysiological...
Journal Articles
M. Malvè, A. Pérez del Palomar, S. Chandra, J. L. López-Villalobos, E. A. Finol, A. Ginel, M. Doblaré
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. July 2011, 133(7): 071003.
Published Online: July 13, 2011
...) scan. The tracheal wall was modeled as a fiber reinforced hyperelastic material in which we modeled the anisotropy due to the orientation of the collagen fibers. Deformations of the tracheal cartilage rings and of the muscular membrane, as well as the maximum principal stresses, are analyzed using...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. June 2011, 133(6): 064505.
Published Online: July 6, 2011
... properties of the OFCT in large deformation properly. The Mooney–Rivlin model was especially adaptive to the human data. This is the first time the mechanical properties of the human and porcine OFCT have been examined in the literature. We believe our data will provide valuable information to others...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. May 2011, 133(5): 051006.
Published Online: April 28, 2011
... assemblies during static loading in bending. This provided a means to measure deformation over the entire sample and identify critical locations as the assembly was subjected to a series of loading conditions. It provided a means to determine the effects of tightening specifications and connection geometry...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. April 2011, 133(4): 041004.
Published Online: March 8, 2011
... a rapid and effective computation of the mechanical stress in the pacing lead. The analytical solution of the helix deformation geometry was used to evaluate the accuracy of the proposed numerical method, and an excellent agreement in curvature, twist angle, and stresses was achieved. As demonstrated...
Journal Articles
Coupled Porohyperelastic Mass Transport (PHEXPT) Finite Element Models for Soft Tissues Using ABAQUS
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. April 2011, 133(4): 044502.
Published Online: February 18, 2011
...Jonathan P. Vande Geest; B. R. Simon; Paul H. Rigby; Tyler P. Newberg Finite element models (FEMs) including characteristic large deformations in highly nonlinear materials (hyperelasticity and coupled diffusive/convective transport of neutral mobile species) will allow quantitative study...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. April 2011, 133(4): 041001.
Published Online: February 11, 2011
..., Cambridge University Press, Cambridge, UK ) method of coordinate transformations to study the growth and form of organisms. One is based on the solid mechanics concept of the deformation of an object, and the other is based on the fluid mechanics concept of the velocity field of a fluid. The solid mechanics...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. February 2011, 133(2): 021009.
Published Online: January 31, 2011
... used to compare distributions of principal stress in the horn and the frontal sinuses and the strain energy under quasi-static loading conditions. It was noticed that strain energy due to elastic deformation of the complex structure of horn modeled with trabecular bone and with trabecular bone...
Journal Articles
Journal:
Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. February 2011, 133(2): 024503.
Published Online: January 31, 2011
.... These tissues were then subjected to three deformation conditions each to a maximal stretch ratio of 1.23: uniaxial, constrained uniaxial, and biaxial. Uniaxial deformation was applied in the circumferential direction, while biaxial deformation was applied simultaneously in the circumferential and compressive...
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