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Hiromichi Obara
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Proceedings Papers

Liver Perfusion Analysis Model for Transplantation Using Hybrid Computational Fluid Dynamics Model With Porous Media

Takayuki Yamaguchi, Hiromichi Obara, Naoto Matsuno, Tomokazu Numano, Norio Sekine, Shin Enosawa, Hiroshi Mizunuma
Proc. ASME. SBC2013, Volume 1A: Abdominal Aortic Aneurysms; Active and Reactive Soft Matter; Atherosclerosis; BioFluid Mechanics; Education; Biotransport Phenomena; Bone, Joint and Spine Mechanics; Brain Injury; Cardiac Mechanics; Cardiovascular Devices, Fluids and Imaging; Cartilage and Disc Mechanics; Cell and Tissue Engineering; Cerebral Aneurysms; Computational Biofluid Dynamics; Device Design, Human Dynamics, and Rehabilitation; Drug Delivery and Disease Treatment; Engineered Cellular Environments, V01AT20A023, June 26–29, 2013
Publisher: American Society of Mechanical Engineers
Paper No: SBC2013-14541
https://doi.org/10.1115/SBC2013-14541
View Paper titled, Liver Perfusion Analysis Model for Transplantation Using Hybrid Computational Fluid Dynamics Model With Porous Media
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Topics: Computational fluid dynamics, Liver, Porous materials, Blood flow, Blood vessels, Gates (Closures), Oxygen, Vessels
Proceedings Papers

Application Process Tomography to Measure Particle Migration in Microchannel

Nur Tantiyani Ali Othman, Masahiro Takei, Hiromichi Obara
Proc. ASME. ICNMM2013, ASME 2013 11th International Conference on Nanochannels, Microchannels, and Minichannels, V001T11A004, June 16–19, 2013
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2013-73129
https://doi.org/10.1115/ICNMM2013-73129
View Paper titled, Application Process Tomography to Measure Particle Migration in Microchannel
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Topics: Microchannels, Particulate matter, Extended irreversible thermodynamics, Biomedicine, Electrodes, Fluid dynamics, Density, Electrical conductivity, Electrical properties, Imaging
Journal Articles

Rewarming Machine Perfusion System for Liver Transplantation

Hiromichi Obara, Naoto Matsuno, Takanobu Shigeta, Shin Enosawa, Toshihiko Hirano, Hiroshi Mizunuma
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research-Article
J. Med. Devices. December 2013, 7(4): 041011.
Paper No: MED-12-1161
https://doi.org/10.1115/1.4025189
Published Online: October 25, 2013
View Article titled, Rewarming Machine Perfusion System for Liver Transplantation
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Topics: Liver, Machinery, Preservation, Temperature, Pressure, Gates (Closures)
Proceedings Papers

Cross-Sectional Measurement of Micro Particles Volume Fraction in a Microchannel by Using Capacitance Tomography Sensing

Nur Tantiyani Ali Othman, Hiromichi Obara, Je-Eun Choi, Masahiro Takei
Proc. ASME. ICNMM2012, ASME 2012 10th International Conference on Nanochannels, Microchannels, and Minichannels, 769-776, July 8–12, 2012
Publisher: American Society of Mechanical Engineers
Paper No: ICNMM2012-73057
https://doi.org/10.1115/ICNMM2012-73057
View Paper titled, Cross-Sectional Measurement of Micro Particles Volume Fraction in a Microchannel by Using Capacitance Tomography Sensing
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Topics: Capacitance, Microchannels, Microparticles, Particulate matter, Electrodes, Equilibrium (Physics), Fluids, Lift (Fluid dynamics), Water
Proceedings Papers

Micro Rod Mixer Using AC Electric Field Induced Flow

Hiromichi Obara, Shinichi Tashiro
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 2, Fora, 375-376, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-36026
https://doi.org/10.1115/AJK2011-36026
View Paper titled, Micro Rod Mixer Using AC Electric Field Induced Flow
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Topics: Electric fields, Flow (Dynamics), Microscale devices, Dielectrophoresis, Electrodes, Electrokinetics, Electrolysis, Microparticles, Particulate matter
Proceedings Papers

Microscopic Characteristics of Functional Fluid Suspended Diamond Particles Under the High-Voltage Alternating Electric Field

Hiromichi Obara, Ryousuke Ibata, Yusuke Kawai, Yasuaki Matsudair
Proc. ASME. FEDSM2007, Volume 1: Symposia, Parts A and B, 1637-1640, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37191
https://doi.org/10.1115/FEDSM2007-37191
View Paper titled, Microscopic Characteristics of Functional Fluid Suspended Diamond Particles Under the High-Voltage Alternating Electric Field
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Topics: Diamonds, Electric fields, Fluids, Particulate matter, Flow (Dynamics), Polishing, Electrodes, Fluidic devices, Microparticles, Rotational flow
Proceedings Papers

Flow Visualization of Cavitation With Particle and Bubble Image Processing

Kazuhiko Kato, Yasuaki Matudaira, Hiromichi Obara
Proc. ASME. FEDSM2003, Volume 2: Symposia, Parts A, B, and C, 1385-1391, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45008
https://doi.org/10.1115/FEDSM2003-45008
View Paper titled, Flow Visualization of Cavitation With Particle and Bubble Image Processing
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Topics: Bubbles, Cavitation, Flow visualization, Image processing, Particulate matter, Porosity, Cavities, Flow (Dynamics), Electromagnetic scattering, Reliability