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Keywords: pulsatile flow
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Journal Articles

A Pulsatile-Flow Model for Intracardiac Surgical Device Development

Alexander H. Slocum, Jr., Anand Jagannath, Tyrel Waagen, Arvind K. Agnihotri, Robert A. Levine
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Design Of Medical Devices Conference Abstracts
J. Med. Devices. June 2011, 5(2): 027521.
https://doi.org/10.1115/1.3590584
Published Online: June 13, 2011
...Alexander H. Slocum, Jr.; Anand Jagannath; Tyrel Waagen; Arvind K. Agnihotri; Robert A. Levine 13 06 2011 13 06 2011 bellows catheters diseases haemodynamics physiological models pulsatile flow surgery Percutaneous treatments for heart disease have created new...
View Article titled, A <span class="search-highlight">Pulsatile</span>-<span class="search-highlight">Flow</span> Model for Intracardiac Surgical Device Development
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Topics: Pulsatile flow, Surgery, Catheters, Bellows (Equipment), Diseases, Hemodynamics, Physiology
Journal Articles

Design Improvements and In Vitro Testing of an Implantable Muscle Energy Converter for Powering Pulsatile Cardiac Assist Devices

Dennis R. Trumble, Marshall Norris, Alan Melvin
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Design Innovations
J. Med. Devices. September 2010, 4(3): 035002.
https://doi.org/10.1115/1.4002235
Published Online: September 8, 2010
... drivelines being especially susceptible to immunologic compromise ( 3 ). aluminium alloys cardiology haemodynamics muscle prosthetic power supplies pulsatile flow stainless steel titanium alloys vanadium alloys 22 01 2010 15 07 2010 08 09 2010 08 09 2010 2010...
View Article titled, Design Improvements and In Vitro Testing of an Implantable Muscle Energy Converter for Powering Pulsatile Cardiac Assist Devices
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Topics: Bearings, Bellows (Equipment), Camshafts, Design, Durability, Muscle, Power converters, Testing, Stainless steel, Actuators
Journal Articles

A Computational Fluid Dynamic (CFD) Tool for Optimization and Guided Implantation of Biomedical Devices

T. Le, I. Borazjani, F. Sotiropoulos
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Design Of Medical Devices Conference Abstracts
J. Med. Devices. June 2009, 3(2): 027553.
https://doi.org/10.1115/1.3147516
Published Online: July 24, 2009
... physiology prosthetics pulsatile flow surgery 2009 American Society of Mechanical Engineers ...
View Article titled, A Computational Fluid Dynamic (CFD) Tool for Optimization and Guided Implantation of Biomedical Devices
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Topics: Biomedicine, Cardiovascular system, Computational fluid dynamics, Hemodynamics, Magnetic resonance imaging, Optimization, Physiology, Surgery
Journal Articles

Guidewire Reproducibilty and Modeling

Kenneth R. Hoffmann, Sebastian Schafer, Peter B. Noel, Vikas Singh, Jinhui Xu
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Design Of Medical Devices Conference Abstracts
J. Med. Devices. June 2008, 2(2): 027514.
https://doi.org/10.1115/1.2936120
Published Online: June 11, 2008
... to improper guidewire and∕or device selection. To facilitate guidewire and device guidance, we investigated the reproducibility of guidewire paths in vessel phantoms. Several trained users repeatedly passed guidewires of different flexibility through the phantoms under pulsatile flow conditions. Afterwards...
View Article titled, Guidewire Reproducibilty and Modeling
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Topics: Modeling, Phantoms, Pulsatile flow, Vessels, Steel, Algorithms, Biomedical equipment, Blood vessels, Computation, Failure
Journal Articles

In Vitro Quantification of Guidewire Flow-Obstruction Effect in Model Coronary Stenoses for Interventional Diagnostic Procedure

Koustubh D. Ashtekar, Lloyd H. Back, Saeb F. Khoury, Rupak K. Banerjee
Journal: Journal of Medical Devices
Publisher: ASME
Article Type: Research Papers
J. Med. Devices. September 2007, 1(3): 185–196.
https://doi.org/10.1115/1.2776336
Published Online: May 21, 2007
... conditions. Without guidewire, the pressure drop for pulsatile flow condition is larger than the pressure drop for steady flow in the case of intermediate and preangioplasty stenoses. For intermediate stenosis, a hyperemic flow of 128 ml ∕ min...
View Article titled, In Vitro Quantification of Guidewire Flow-Obstruction Effect in Model Coronary Stenoses for Interventional Diagnostic Procedure
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Topics: Flow (Dynamics), Pressure, Pressure drop, Pulsatile flow, Hemodynamics, Physiology