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Keywords: elasticity
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Journal Articles
Article Type: Research-Article
J Biomech Eng. September 2019, 141(9): 091004.
Paper No: BIO-19-1040
Published Online: August 2, 2019
... elasticity Mechanical factors have long been known to play vital roles in arterial health, disease, and treatment. Studies dating back to the late 19th century showed that altered blood flow and pressure typically result in changes in luminal radius and wall thickness [ 1 , 2 ], thus foreshadowing...
Journal Articles
Article Type: Research Papers
J Biomech Eng. November 2011, 133(11): 111005.
Published Online: November 29, 2011
.... Physiol. 52 (4), pp. 1064–1070) by adding realistic elastic and hysteretic properties of (1) the alveolar entrance ring, (2) septal tissue, and (3) surfactant. With realistic values for tissue and surface properties, we conclude that: (1) there is a significant, and underappreciated, amount of geometric...
Journal Articles
Article Type: Research Papers
J Biomech Eng. October 2011, 133(10): 101009.
Published Online: November 7, 2011
..., this promise is off set by the propensity for spontaneous or uncontrolled differentiation to result in heterogeneous cell populations. Cell elasticity has recently been shown to characterize particular cell phenotypes, with undifferentiated and differentiated cells sometimes showing significant differences...
Journal Articles
Article Type: Research Papers
J Biomech Eng. September 2011, 133(9): 091004.
Published Online: October 12, 2011
...-radius module, and experience equal axial forces when subjected to mean arterial pressure. These criteria for mechanical equivalence are valid for a large class of materials that can be considered as elastic incompressible and orthotropic solids. As an example, specific known artery properties were used...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. September 2011, 133(9): 094503.
Published Online: October 4, 2011
... measurement bone compressibility elasticity fracture injuries orthopaedics physiological models biomechanics vertebral fracture in vitro porcine model While vertebral burst fractures have been widely studied, their treatments remain difficult because of their potential unstable nature...
Journal Articles
Article Type: Research Papers
J Biomech Eng. July 2011, 133(7): 071003.
Published Online: July 13, 2011
... the thoracic surgeons in deciding the optimal prosthesis type as well as its size and positioning. 13 12 2010 10 05 2011 30 05 2011 13 07 2011 13 07 2011 biological tissues biomechanics deformation elasticity finite element analysis fractals medical computing...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. June 2011, 133(6): 064505.
Published Online: July 6, 2011
... found that the mechanical properties of the calf and monkey OFCT are very different from each other. Specifically, the elastic shear modulus of the monkey OFCT is twice as large as the value for the calf OFCT, and the viscous shear modulus of the monkey OFCT is four times as large as the value...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. June 2011, 133(6): 064506.
Published Online: July 6, 2011
..., in addition to the viscoelasticity of its components, contribute to how the mechanical properties of the tissue change during its preconditioning. 28 02 2011 09 05 2011 11 05 2011 06 07 2011 06 07 2011 biological tissues biomechanics elasticity molecular biophysics...
Journal Articles
Article Type: Research Papers
J Biomech Eng. June 2011, 133(6): 061002.
Published Online: June 16, 2011
... applications, such as patient-specific modeling, disease diagnosis, and tracking of age- or damage-related degradation of mechanical properties. Elasticity imaging (elastography) is a nondestructive imaging method in which the distribution of elastic properties throughout a specimen can be reconstructed from...
Journal Articles
Article Type: Research Papers
J Biomech Eng. May 2011, 133(5): 051009.
Published Online: May 17, 2011
... and axial biomechanical behaviors between a muscular (basilar) and an elastic (carotid) artery from the same species. Our active model describes the responses by both types of vessels to four doses of the vasoconstrictor endothelin-1 ( 10 − 10 M , 10 − 9 M , 10 − 8 M , and 10 − 7 M ) and predicts levels...
Journal Articles
Article Type: Research Papers
J Biomech Eng. May 2011, 133(5): 051008.
Published Online: May 3, 2011
...Xuefeng Zhao; Madhavan L. Raghavan; Jia Lu Knowledge of elastic properties of cerebral aneurysms is crucial for understanding the biomechanical behavior of the lesion. However, characterizing tissue properties using in vivo motion data presents a tremendous challenge. Aside from the limitation...
Journal Articles
Article Type: Technical Briefs
J Biomech Eng. April 2011, 133(4): 044502.
Published Online: February 18, 2011
... the transport of a relatively large neutral species (negligible osmotic fluid flux) in highly deformable hydrated soft tissues and tissue-engineered materials. 12 03 2010 13 01 2011 20 01 2011 18 02 2011 18 02 2011 biological tissues biomechanics deformation elasticity...
Journal Articles
Article Type: Research Papers
J Biomech Eng. March 2011, 133(3): 031004.
Published Online: February 4, 2011
... for the fluid, and a linear elastic model is utilized for the compliant wall. The wall stimulation is modeled by nonlinear contact analysis using a rigid contact surface since an appropriate model for simulation of ureteral peristalsis needs to contain cell-to-cell wall stimulation. In contrast to previous...
Journal Articles
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
Article Type: Research Papers
J Biomech Eng. February 2011, 133(2): 021006.
Published Online: January 24, 2011
... to differentiate mature and newly formed bone elastic properties following a multimodality approach using histological analysis. Coin-shaped Ti–6Al–4V implants were placed in vivo at a distance of 200 μ m from rabbit tibia leveled cortical bone surface, leading to an initially empty cavity of 200 μ m × 4.4 mm...
Journal Articles
Article Type: Research Papers
J Biomech Eng. January 2011, 133(1): 011007.
Published Online: December 23, 2010
...Alexandre Lewalle; Kim H. Parker The elastic properties of the cell membrane play a crucial role in determining the equilibrium shape of the cell, as well as its response to the external forces it experiences in its physiological environment. Red blood cells are a favored system for studying...
Journal Articles
Article Type: Research Papers
J Biomech Eng. January 2011, 133(1): 011002.
Published Online: December 22, 2010
...Abhijit Sinha Roy; William J. Dupps, Jr. The purpose of this study is to develop a 3D patient-specific finite element model (FEM) of the cornea and sclera to compare predicted and in vivo refractive outcomes and to estimate the corneal elastic property changes associated with each procedure. Both...
Journal Articles
Article Type: Research Papers
J Biomech Eng. December 2010, 132(12): 121009.
Published Online: November 9, 2010
... the material property parameters: tissue elastic modulus and Poisson’s ratio, to develop RB algorithms. The computational speed gain obtained by the RB methods and their accuracy relative to the FE analysis were evaluated. Speed gains greater than 4000 times, were obtained for all three specimens for a loss...
Journal Articles
Article Type: Research Papers
J Biomech Eng. December 2010, 132(12): 121006.
Published Online: November 8, 2010
...Mathieu Charlebois; Michael Pretterklieber; Philippe K. Zysset Osteoporosis-related vertebral body fractures involve large compressive strains of trabecular bone. The small strain mechanical properties of the trabecular bone such as the elastic modulus or ultimate strength can be estimated using...
Journal Articles
Article Type: Research Papers
J Biomech Eng. November 2010, 132(11): 111006.
Published Online: October 20, 2010
... ways for healthy and degenerated disks. 03 12 2009 26 08 2010 15 09 2010 20 10 2010 20 10 2010 biomechanics bone creep elasticity finite element analysis Young's modulus lumbar intervertebral disk finite element model poroelasticity disk degeneration...