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Nicholas Shaffer
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Journal Articles

Cerebrospinal Fluid Flow Impedance is Elevated in Type I Chiari Malformation

Nicholas Shaffer, Bryn A. Martin, Brandon Rocque, Casey Madura, Oliver Wieben, Bermans J. Iskandar, Stephen Dombrowski, Mark Luciano, John N. Oshinski, Francis Loth
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. February 2014, 136(2): 021012.
Paper No: BIO-13-1402
https://doi.org/10.1115/1.4026316
Published Online: February 5, 2014
View Article titled, Cerebrospinal Fluid Flow Impedance is Elevated in Type I Chiari Malformation
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Topics: Cerebrospinal fluid, Computational fluid dynamics, Flow (Dynamics), Magnetic resonance imaging, Modeling, Boundary-value problems, Anatomy, Biomechanics, Simulation, Statistical analysis
Proceedings Papers

Relation of Cerebrospinal Fluid Flow Impedance and Cerebellar Herniation in Type I Chiari Malformation

Nicholas Shaffer, Bryn Martin, Brandon Rocque, Casey Madura, Bermans Iskandar, Oliver Wieben, Stephen Dombrowski, Mark Luciano, John Oshinski, Francis Loth
Proc. ASME. SBC2013, Volume 1B: Extremity; Fluid Mechanics; Gait; Growth, Remodeling, and Repair; Heart Valves; Injury Biomechanics; Mechanotransduction and Sub-Cellular Biophysics; MultiScale Biotransport; Muscle, Tendon and Ligament; Musculoskeletal Devices; Multiscale Mechanics; Thermal Medicine; Ocular Biomechanics; Pediatric Hemodynamics; Pericellular Phenomena; Tissue Mechanics; Biotransport Design and Devices; Spine; Stent Device Hemodynamics; Vascular Solid Mechanics; Student Paper and Design Competitions, V01BT46A006, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14808
https://doi.org/10.1115/SBC2013-14808
View Paper titled, Relation of Cerebrospinal Fluid Flow Impedance and Cerebellar Herniation in Type I Chiari Malformation
Open the PDF for Relation of Cerebrospinal Fluid Flow Impedance and Cerebellar Herniation in Type I Chiari Malformation in another window
Topics: Cerebrospinal fluid, Flow (Dynamics)
Proceedings Papers

CFD Challenge: Modeling Blood Flow Dynamics in a Cerebral Aneurysm Using Fluent

Nicholas Shaffer, Francis Loth
Proc. ASME. SBC2012, ASME 2012 Summer Bioengineering Conference, Parts A and B, 157-158, June 20–23, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SBC2012-80877
https://doi.org/10.1115/SBC2012-80877
View Paper titled, CFD Challenge: Modeling Blood Flow Dynamics in a Cerebral Aneurysm Using Fluent
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Topics: Aneurysms, Blood flow, Computational fluid dynamics, Dynamics (Mechanics), Modeling, Air flow, Cardiovascular system, Cerebrospinal fluid, Flow (Dynamics), Physiology
Proceedings Papers

Impedance to Cerebrospinal Fluid Flow in the Cervical Spinal Canal is Dominated by Geometric Complexity

Nicholas Shaffer, Francis Loth, Oliver Wieben, Brandon Rocque, Bermans Iskandar, John Oshinski
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 187-188, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53642
https://doi.org/10.1115/SBC2011-53642
View Paper titled, Impedance to Cerebrospinal Fluid Flow in the Cervical Spinal Canal is Dominated by Geometric Complexity
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Topics: Canals, Cerebrospinal fluid, Flow (Dynamics), Fluids, Geometry, Mechanical properties, Nervous system, Physiology, Surgery
Proceedings Papers

A Computational Study of Unsteady Resistance to Cerebrospinal Fluid Flow in Type I Chiari Malformation

Nicholas Shaffer, George Poppe, Francis Loth, Oliver Wieben, Victor Haughton, Bermans Iskandar
Proc. ASME. SBC2010, ASME 2010 Summer Bioengineering Conference, Parts A and B, 213-214, June 16–19, 2010
Publisher: American Society of Mechanical Engineers
Paper No: SBC2010-19642
https://doi.org/10.1115/SBC2010-19642
View Paper titled, A Computational Study of Unsteady Resistance to Cerebrospinal Fluid Flow in Type I Chiari Malformation
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Topics: Canals, Cerebrospinal fluid, Flow (Dynamics), Nervous system, Surgery
Journal Articles

Variability of Computational Fluid Dynamics Solutions for Pressure and Flow in a Giant Aneurysm: The ASME 2012 Summer Bioengineering Conference CFD Challenge

David A. Steinman, Yiemeng Hoi, Paul Fahy, Liam Morris, Michael T. Walsh, Nicolas Aristokleous, Andreas S. Anayiotos, Yannis Papaharilaou, Amirhossein Arzani, Shawn C. Shadden, Philipp Berg, Gábor Janiga, Joris Bols, Patrick Segers, Neil W. Bressloff, Merih Cibis, Frank H. Gijsen, Salvatore Cito, Jordi Pallarés, Leonard D. Browne, Jennifer A. Costelloe, Adrian G. Lynch, Joris Degroote, Jan Vierendeels, Wenyu Fu, Aike Qiao, Simona Hodis, David F. Kallmes, Hardeep Kalsi, Quan Long, Vitaly O. Kheyfets, Ender A. Finol, Kenichi Kono, Adel M. Malek, Alexandra Lauric, Prahlad G. Menon, Kerem Pekkan, Mahdi Esmaily Moghadam, Alison L. Marsden, Marie Oshima, Kengo Katagiri, Véronique Peiffer, Yumnah Mohamied, Spencer J. Sherwin, Jens Schaller, Leonid Goubergrits, Gabriel Usera, Mariana Mendina, Kristian Valen-Sendstad, Damiaan F. Habets, Jianping Xiang, Hui Meng, Yue Yu, George E. Karniadakis, Nicholas Shaffer, Francis Loth
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Research-Article
J Biomech Eng. February 2013, 135(2): 021016.
Paper No: BIO-12-1542
https://doi.org/10.1115/1.4023382
Published Online: February 11, 2013
View Article titled, Variability of Computational Fluid Dynamics Solutions for Pressure and Flow in a Giant Aneurysm: The ASME 2012 Summer Bioengineering Conference CFD Challenge
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Topics: Computational fluid dynamics, Flow (Dynamics), Pressure, Pressure drop, Aneurysms, Cycles