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Proceedings Papers

Flow Characteristics Inside a Transpatent Flexible Left Ventricle With Anatomical and Antianatomical Valve Orientation

Olga Pierrakos, Pavlos P. Vlachos, Demetri P. Telionis
Proc. ASME. IMECE2001, Advances in Bioengineering, 255-256, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/BED-23127
https://doi.org/10.1115/IMECE2001/BED-23127
View Paper titled, Flow Characteristics Inside a Transpatent Flexible Left Ventricle With Anatomical and Antianatomical Valve Orientation
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Topics: Flow (Dynamics), Valves, Vortices, Blood, Computer simulation, Heart valve prostheses, Particulate matter, Shear stress, Wakes
Journal Articles

A New Particle Image Velocimetry Technique for Turbomachinery Applications

Sayantan Bhattacharya, Reid A. Berdanier, Pavlos P. Vlachos, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. December 2016, 138(12): 124501.
Paper No: TURBO-15-1164
https://doi.org/10.1115/1.4033672
Published Online: June 1, 2016
View Article titled, A New Particle Image Velocimetry Technique for Turbomachinery Applications
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Topics: Blades, Compressors, Flow (Dynamics), Lasers, Leakage flows, Particulate matter, Rotors, Turbomachinery, Probes, Design
Proceedings Papers

Visualization of Confined Jet Impingement With Boiling Using Time-Resolved Stereo-PIV

Matthew J. Rau, Tianqi Guo, Pavlos P. Vlachos, Suresh V. Garimella
Proc. ASME. InterPACK2015, Volume 2: Advanced Electronics and Photonics, Packaging Materials and Processing; Advanced Electronics and Photonics: Packaging, Interconnect and Reliability; Fundamentals of Thermal and Fluid Transport in Nano, Micro, and Mini Scales, V002T06A015, July 6–9, 2015
Publisher: American Society of Mechanical Engineers
Paper No: IPACK2015-48184
https://doi.org/10.1115/IPACK2015-48184
View Paper titled, Visualization of Confined Jet Impingement With Boiling Using Time-Resolved Stereo-PIV
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Topics: Boiling, Visualization, Vapors, Flow (Dynamics), Heat, Particulate matter, Bubbles, Heat flux, Imaging, Outflow
Proceedings Papers

A Novel Break Point Parameter as a Diagnostic Tool for Left Ventricular Diastolic Dysfunction

Kelley C. Stewart, Rahul Kumar, John J. Charonko, Pavlos P. Vlachos, William C. Little
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 555-556, June 25–29, 2008
Publisher: American Society of Mechanical Engineers
Paper No: SBC2008-192999
https://doi.org/10.1115/SBC2008-192999
View Paper titled, A Novel Break Point Parameter as a Diagnostic Tool for Left Ventricular Diastolic Dysfunction
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Topics: Cardiovascular system, Diseases, Echocardiography
Proceedings Papers

A Time Resolved DPIV In-Vitro Evaluation of Coronary Stents in Realistic Conditions: Part I — Influence of Stent Configuration

John J. Charonko, Satya P. Karri, Jaime Schmieg, Santosh V. Prabhu, Pavlos P. Vlachos
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 975-976, June 25–29, 2008
Publisher: American Society of Mechanical Engineers
Paper No: SBC2008-192651
https://doi.org/10.1115/SBC2008-192651
View Paper titled, A Time Resolved DPIV In-Vitro Evaluation of Coronary Stents in Realistic Conditions: Part I — Influence of Stent Configuration
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Topics: Stents, Diseases, Atherosclerosis, Cardiovascular system, Coronary arteries, Design, Drugs, Endothelial cells, Metals, Performance
Proceedings Papers

A Hydrodynamic Efficiency Parameter as a Novel Left Ventricular Diastolic Dysfunction Diagnostic Metric

Kelley C. Stewart, Rahul Kumar, John J. Charonko, Pavlos P. Vlachos, William C. Little
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 49-50, June 25–29, 2008
Publisher: American Society of Mechanical Engineers
Paper No: SBC2008-192954
https://doi.org/10.1115/SBC2008-192954
View Paper titled, A Hydrodynamic Efficiency Parameter as a Novel Left Ventricular Diastolic Dysfunction Diagnostic Metric
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Topics: Flow (Dynamics), Physics, Wave propagation, Waves
Proceedings Papers

A Time Resolved DPIV In-Vitro Evaluation of Coronary Stents in Realistic Conditions: Part II — Effect of Stent Design

John J. Charonko, Satya P. Karri, Jaime Schmieg, Santosh V. Prabhu, Pavlos P. Vlachos
Proc. ASME. SBC2008, ASME 2008 Summer Bioengineering Conference, Parts A and B, 391-392, June 25–29, 2008
Publisher: American Society of Mechanical Engineers
Paper No: SBC2008-192646
https://doi.org/10.1115/SBC2008-192646
View Paper titled, A Time Resolved DPIV In-Vitro Evaluation of Coronary Stents in Realistic Conditions: Part II — Effect of Stent Design
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Topics: Design, Stents, Diseases, Cardiovascular system, Coronary arteries, Drugs, Endothelial cells, Food and Drug Administration, Frequency-domain analysis, Metals
Proceedings Papers

Dynamics of Magnetic Drug Targeting in Cardiovascular Flows

Alicia M. Williams, Pavlos P. Vlachos
Proc. ASME. SBC2007, ASME 2007 Summer Bioengineering Conference, 117-118, June 20–24, 2007
Publisher: American Society of Mechanical Engineers
Paper No: SBC2007-176632
https://doi.org/10.1115/SBC2007-176632
View Paper titled, Dynamics of Magnetic Drug Targeting in Cardiovascular Flows
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Topics: Cardiovascular system, Drugs, Dynamics (Mechanics), Flow (Dynamics), Biomedicine, Diseases
Proceedings Papers

Uncertainty Estimations for Particle Image Velocimetry in a Medical Device Analog (Nozzle) Model

Jaime S. Raben, Prasanna Hariharan, Ronald Robinson, Richard Malinauskas, Pavlos P. Vlachos
Proc. ASME. FMD2013, ASME 2013 Conference on Frontiers in Medical Devices: Applications of Computer Modeling and Simulation, V001T01A003, September 11–13, 2013
Publisher: American Society of Mechanical Engineers
Paper No: FMD2013-16164
https://doi.org/10.1115/FMD2013-16164
View Paper titled, Uncertainty Estimations for Particle Image Velocimetry in a Medical Device Analog (Nozzle) Model
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Topics: Medical devices, Nozzles, Particulate matter, Uncertainty, Computational fluid dynamics, Flow (Dynamics), Food and Drug Administration, Frequency-domain analysis, Magnification, Velocity measurement
Proceedings Papers

Tissue Engineered Tumor Microvessels to Study the Role of Flow Shear Stress on Endothelial Barrier Function

Cara F. Buchanan, Elizabeth Voigt, Pavlos P. Vlachos, Marissa Nichole Rylander
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, V01BT45A005, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14592
https://doi.org/10.1115/SBC2013-14592
View Paper titled, Tissue Engineered Tumor Microvessels to Study the Role of Flow Shear Stress on Endothelial Barrier Function
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Topics: Biological tissues, Flow (Dynamics), Shear stress, Tumors, Blood, Stress, Vessels, Blood vessels, Cancer, Drainage
Proceedings Papers

Estimation of Uncertainty Bounds From Cross Correlation Peak Ratio for Individual PIV Measurements

John J. Charonko, Pavlos P. Vlachos
Proc. ASME. FEDSM2012, Volume 2: Fora, 23-33, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2012-72475
https://doi.org/10.1115/FEDSM2012-72475
View Paper titled, Estimation of Uncertainty Bounds From Cross Correlation Peak Ratio for Individual PIV Measurements
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Topics: Uncertainty, Errors, Flow (Dynamics), Computational fluid dynamics, Engineering design, Fluids, Particulate matter, Resolution (Optics)
Proceedings Papers

Effect of Stent Design Parameters on Coronary Artery Flow

Satyaprakash Karri, Stephen Peter, Pavlos P. Vlachos
Proc. ASME. SBC2009, ASME 2009 Summer Bioengineering Conference, Parts A and B, 67-68, June 17–21, 2009
Publisher: American Society of Mechanical Engineers
Paper No: SBC2009-206569
https://doi.org/10.1115/SBC2009-206569
View Paper titled, Effect of Stent Design Parameters on Coronary Artery Flow
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Topics: Coronary arteries, Design, Flow (Dynamics), Stents, Hemodynamics, Thrombosis, Struts (Engineering)
Proceedings Papers

Shear Stress Mediates Angiogenic Gene Expression in a Microfluidic Tumor Vascular Model

Cara F. Buchanan, Elizabeth Voigt, Christopher S. Szot, Joseph W. Freeman, Pavlos P. Vlachos, Marissa Nichole Rylander
Proc. ASME. SBC2012, ASME 2012 Summer Bioengineering Conference, Parts A and B, 941-942, June 20–23, 2012
Publisher: American Society of Mechanical Engineers
Paper No: SBC2012-80286
https://doi.org/10.1115/SBC2012-80286
View Paper titled, Shear Stress Mediates Angiogenic Gene Expression in a Microfluidic Tumor Vascular Model
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Topics: Microfluidics, Shear stress, Tumors, Cancer, Endothelial cells, Fluid mechanics, Fluids, Shear (Mechanics), Stress
Proceedings Papers

Estimation of Left Ventricular Wall Stiffness by Analysis of Late Diastolic Pressure Components

Casandra L. Niebel, Kelley C. Stewart, Takahiro Ohara, John J. Charonko, Pavlos P. Vlachos, William C. Little
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 1089-1090, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53295
https://doi.org/10.1115/SBC2011-53295
View Paper titled, Estimation of Left Ventricular Wall Stiffness by Analysis of Late Diastolic Pressure Components
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Topics: Pressure, Stiffness, Failure, Relaxation (Physics), Heart failure, Waves
Proceedings Papers

Development of a 3D Microfluidic Culture Model to Study the Effect of Shear Stress on Tumor Angiogenesis

Cara F. Buchanan, Elizabeth Voigt, Christopher S. Szot, Joseph W. Freeman, Pavlos P. Vlachos, M. Nichole Rylander
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 141-142, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53910
https://doi.org/10.1115/SBC2011-53910
View Paper titled, Development of a 3D Microfluidic Culture Model to Study the Effect of Shear Stress on Tumor Angiogenesis
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Topics: Microfluidics, Shear stress, Tumors, Flow (Dynamics), Fluids, Particulate matter, Shear (Mechanics), Three-dimensional models, Tissue engineering
Proceedings Papers

Experimental Investigation of the Local Blood Flow Pattern in Stented Coronary Bifurcations

Stefano Morlacchi, Jaime Schmieg, Dan Cooper, Francesco Burzotta, Francesco Migliavacca, Pavlos P. Vlachos
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 165-166, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53468
https://doi.org/10.1115/SBC2011-53468
View Paper titled, Experimental Investigation of the Local Blood Flow Pattern in Stented Coronary Bifurcations
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Topics: Bifurcation, Blood flow, Stents, Cardiovascular system, Coronary arteries, Diseases, Endothelial cells, Hemodynamics, Shear stress, Thrombosis
Proceedings Papers

Parametric Investigation of Magnetic Particle Transport for Targeted Drug Delivery Applications

Daniel B. Cooper, Pavlos P. Vlachos
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 373-374, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53889
https://doi.org/10.1115/SBC2011-53889
View Paper titled, Parametric Investigation of Magnetic Particle Transport for Targeted Drug Delivery Applications
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Topics: Drug delivery systems, Magnetic particles, Drugs, Cardiology, Magnetic fields, Particulate matter
Proceedings Papers

Left Ventricular Vortex Ring Dynamics and Their Association to Early Diastolic Filling

Kelley C. Stewart, John J. Charonko, Takahiro Ohara, William C. Little, Pavlos P. Vlachos
Proc. ASME. SBC2011, ASME 2011 Summer Bioengineering Conference, Parts A and B, 1093-1094, June 22–25, 2011
Publisher: American Society of Mechanical Engineers
Paper No: SBC2011-53398
https://doi.org/10.1115/SBC2011-53398
View Paper titled, Left Ventricular Vortex Ring Dynamics and Their Association to Early Diastolic Filling
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Topics: Dynamics (Mechanics), Pressure, Vortices, Waves
Proceedings Papers

Investigation of the Relationship Between Color M-Mode Early Diastolic Propagation Velocity and Left Ventricular Adverse Pressure Gradients

Kelley C. Stewart, Rahul Kumar, John J. Charonko, Pavlos P. Vlachos, William C. Little
Proc. ASME. SBC2010, ASME 2010 Summer Bioengineering Conference, Parts A and B, 221-222, June 16–19, 2010
Publisher: American Society of Mechanical Engineers
Paper No: SBC2010-19449
https://doi.org/10.1115/SBC2010-19449
View Paper titled, Investigation of the Relationship Between Color M-Mode Early Diastolic Propagation Velocity and Left Ventricular Adverse Pressure Gradients
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Topics: Dynamics (Mechanics), Flow (Dynamics), Heart failure, Physics, Pressure, Pressure gradient
Proceedings Papers

A Relationship Between Pressure Fields and Flow Patterns During Left Ventricular Diastolic Dysfunction Using 2D Phase Contrast MRI

John J. Charonko, Rahul Kumar, Kelley Stewart, William C. Little, Pavlos P. Vlachos
Proc. ASME. SBC2010, ASME 2010 Summer Bioengineering Conference, Parts A and B, 637-638, June 16–19, 2010
Publisher: American Society of Mechanical Engineers
Paper No: SBC2010-19423
https://doi.org/10.1115/SBC2010-19423
View Paper titled, A Relationship Between Pressure Fields and Flow Patterns During Left Ventricular Diastolic Dysfunction Using 2D Phase Contrast MRI
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Topics: Flow (Dynamics), Magnetic resonance imaging, Pressure, Blood, Diseases, Heart failure, Risk