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Alejandro Roldán-Alzate
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Proceedings Papers

Pulmonary Artery Stenosis: Early Interventions With Low Profile Stents Versus Delayed Interventions With Large Diameter Stents

Ryan Pewowaruk, Kevin Pettit, Carolina Larrain, Cody Johnson, Christopher J. Francois, Luke Lamers, Alejandro Roldán-Alzate
Proc. ASME. DMD2020, 2020 Design of Medical Devices Conference, V001T01A002, April 6–9, 2020
Paper No: DMD2020-9005
DOI: https://doi.org/10.1115/DMD2020-9005
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Topics: Pulmonary artery, Stents
Journal Articles

Modeling Physiological Flow in Fontan Models With Four-Dimensional Flow Magnetic Resonance Imaging, Particle Image Velocimetry, and Arterial Spin Labeling

David R. Rutkowski, Rafael Medero, Timothy A. Ruesink, Alejandro Roldán-Alzate
Journal: Journal of Biomechanical Engineering
Article Type: Research-Article
J Biomech Eng. December 2019, 141(12): 121004.
Paper No: BIO-19-1215
DOI: https://doi.org/10.1115/1.4045110
Published Online: October 22, 2019
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Topics: Flow (Dynamics), Magnetic resonance imaging, Particulate matter, Rotation, Particle spin, Spin (Aerodynamics)
Journal Articles

Low Cost Magnetic Resonance Imaging-Compatible Stepper Exercise Device for Use in Cardiac Stress Tests

Omid Forouzan, Evan Flink, Jared Warczytowa, Nick Thate, Andrew Hanske, Tongkeun Lee, Alejandro Roldan-Alzate, Chris François, Oliver Wieben, Naomi C. Chesler
Journal: Journal of Medical Devices
Article Type: Design Innovation Paper
J. Med. Devices. December 2014, 8(4): 045002.
Paper No: MED-13-1255
DOI: https://doi.org/10.1115/1.4027343
Published Online: August 19, 2014
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Topics: Flow (Dynamics), Imaging, Levers, Magnetic resonance, Magnetic resonance imaging, Stress, Wafer steppers, Testing, Weight (Mass)
Proceedings Papers

Right Ventricular Response to Pulmonary Arterial Stiffening in a Canine Model of Acute Embolization

Alessandro Bellofiore, Alejandro Roldan-Alzate, Matthieu Besse, Heidi B. Kellihan, Daniel W. Consigny, Christopher J. Francois, Naomi C. Chesler
Proc. ASME. SBC2012, ASME 2012 Summer Bioengineering Conference, Parts A and B, 83-84, June 20–23, 2012
Paper No: SBC2012-80858
DOI: https://doi.org/10.1115/SBC2012-80858
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Topics: Blood flow, Diseases, Failure, Heart failure, Pressure