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Keywords: computed tomography
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Journal Articles

A Predictive Analysis of Wall Stress in Abdominal Aortic Aneurysms Using a Neural Network Model

Balaji Rengarajan, Sourav S. Patnaik, Ender A. Finol
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. December 2021, 143(12): 121004.
Paper No: BIO-21-1103
https://doi.org/10.1115/1.4051905
Published Online: September 1, 2021
...-mail:  ender.finol@utsa.edu 13 03 2021 19 07 2021 01 09 2021 aneurysm biomechanics computed tomography neural network machine learning National Heart, Lung, and Blood Institute 10.13039/100000050 R01HL121293 Abdominal aortic aneurysm (AAA) is a life-threatening...
View Article titled, A Predictive Analysis of Wall Stress in Abdominal Aortic Aneurysms Using a Neural Network Model
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Topics: Algorithms, Aneurysms, Artificial neural networks, Machine learning, Stress, Neural network models, Errors, Finite element analysis, Biomechanics, Goodness-of-fit tests
Includes: Supplementary data
Journal Articles

Effect of Specimen-Specific Anisotropic Material Properties in Quantitative Computed Tomography-Based Finite Element Analysis of the Vertebra

Ginu U. Unnikrishnan, Glenn D. Barest, David B. Berry, Amira I. Hussein, Elise F. Morgan
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. October 2013, 135(10): 101007.
Paper No: BIO-12-1575
https://doi.org/10.1115/1.4025179
Published Online: September 20, 2013
...; accepted manuscript posted August 5, 2013; published online September 20, 2013. Assoc. Editor: Tammy Haut Donahue. 19 11 2012 27 07 2013 05 08 2013 Intra- and inter-specimen variations in trabecular anisotropy are often ignored in quantitative computed tomography (QCT)-based...
View Article titled, Effect of Specimen-Specific Anisotropic Material Properties in Quantitative <span class="search-highlight">Computed</span> <span class="search-highlight">Tomography</span>-Based Finite Element Analysis of the Vertebra
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Topics: Anisotropy, Bone, Finite element analysis, Materials properties, Stiffness
Journal Articles

Three-Dimensional Geometrical Characterization of Abdominal Aortic Aneurysms: Image-Based Wall Thickness Distribution

Giampaolo Martufi, Elena S. Di Martino, Cristina H. Amon, Satish C. Muluk, Ender A. Finol
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. June 2009, 131(6): 061015.
https://doi.org/10.1115/1.3127256
Published Online: May 12, 2009
...Giampaolo Martufi; Elena S. Di Martino; Cristina H. Amon; Satish C. Muluk; Ender A. Finol The clinical assessment of abdominal aortic aneurysm (AAA) rupture risk is based on the quantification of AAA size by measuring its maximum diameter from computed tomography (CT) images and estimating...
View Article titled, Three-Dimensional Geometrical Characterization of Abdominal Aortic Aneurysms: Image-Based Wall Thickness Distribution
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Topics: Aneurysms, Geometry, Image segmentation, Shapes, Wall thickness, Rupture, Algorithms, Aorta, Computerized tomography, Risk
Journal Articles

Simulation of Turbulent Airflow Using a CT Based Upper Airway Model of a Racehorse

Vineet Rakesh, Ashim K. Datta, Normand G. Ducharme, Anthony P. Pease
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. June 2008, 130(3): 031011.
https://doi.org/10.1115/1.2913338
Published Online: April 29, 2008
... in the equine airway. Moreover, models that simulate the entire respiratory cycle and emphasize on pressures inside the airway in relation to various anatomical diseases are lacking. The geometry of the airway was created by reconstructing images obtained from computed tomography scans of a thoroughbred...
View Article titled, Simulation of Turbulent Airflow Using a CT Based Upper Airway Model of a Racehorse
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Topics: Air flow, Flow (Dynamics), Pressure, Trachea, Turbulence, Computerized tomography, Boundary-value problems, Geometry, Respiratory cycle, Anatomy
Journal Articles

Development and Validation of Subject-Specific Finite Element Models for Blunt Trauma Study

Weixin Shen, Yuqing Niu, Robert F. Mattrey, Adam Fournier, Jackie Corbeil, Yuko Kono, James H. Stuhmiller
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research Papers
J Biomech Eng. April 2008, 130(2): 021022.
https://doi.org/10.1115/1.2898723
Published Online: April 11, 2008
... responses to blunt impacts. Anatomies of the rib cage, torso walls, thoracic, and abdominal organs were reconstructed from X-ray computed tomography (CT) images and extracted into geometries to build FE meshes. The rib cage was modeled as an inhomogeneous beam structure with geometry and bone material...
View Article titled, Development and Validation of Subject-Specific Finite Element Models for Blunt Trauma Study
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Topics: Finite element model, Liver, Lung, Simulation, Wounds, Computerized tomography, Pressure, Deformation, Stress, Modeling
Journal Articles

A CT-Based High-Order Finite Element Analysis of the Human Proximal Femur Compared to In-vitro Experiments

Zohar Yosibash, Royi Padan, Leo Joskowicz, Charles Milgrom
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Papers
J Biomech Eng. June 2007, 129(3): 297–309.
https://doi.org/10.1115/1.2720906
Published Online: November 14, 2006
... and Failure Criterion in Femoral Fracture Strength Predictions ,” Trans. Orthopaedic Res. Soc. Conference Proceedings , p. 520 . Marom , A. S. , and Linden , M. J. , 1990 , “ Computer Aided Stress Analysis of Long Bones Utilizing Computed Tomography ,” J. Biomech. 0021-9290 10.1016/0021...
View Article titled, A CT-Based High-Order Finite Element Analysis of the Human Proximal Femur Compared to In-vitro Experiments
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Topics: Bone, Finite element analysis, Finite element model, Stress, Displacement, Young's modulus, Computerized tomography, Errors
Journal Articles

Development and Validation of a Computed Tomography-Based Methodology to Measure Carpal Kinematics

Jamie Pfaeffle, Brad Blankenhorn, Kathryne Stabile, Joseph Imbriglia, Robert Goitz, Douglas Robertson
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. June 2005, 127(3): 541–548.
https://doi.org/10.1115/1.1894370
Published Online: January 31, 2005
... investigators employ custom software. The objective of this paper is to describe a validated methodology for measuring carpal kinematics from computed tomography (CT) scans using commercial software. Four cadaveric wrists were CT imaged in neutral, full flexion, and full extension. A registration block...
View Article titled, Development and Validation of a <span class="search-highlight">Computed</span> <span class="search-highlight">Tomography</span>-Based Methodology to Measure Carpal Kinematics
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Topics: Bone, Computerized tomography, Kinematics, Rotation, Computer software, Biomedical imaging, Errors