Journal of Engineering and Science in Medical Diagnostics and Therapy: Recent submissions
Now showing items 181-200 of 316
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The Impact of Heart Rate and Cardiac Output on Retrograde Flow in the Human Thoracic Aorta
(The American Society of Mechanical Engineers (ASME), 2022)Changes in aortic flow characteristics have previously been linked with cardiovascular disease (CVD). The purpose of the study is to determine the effects of heart rate (HR), cardiac output (CO), and the temporal flow ... -
Optimization of Synthetic Vocal Fold Models for Glottal Closure
(The American Society of Mechanical Engineers (ASME), 2022)Synthetic, self-oscillating models of the human vocal folds are used to study the complex and inter-related flow, structure, and acoustical aspects of voice production. The vocal folds typically collide during each cycle, ... -
Computational Modeling of Nasal Drug Delivery Using Different Intranasal Corticosteroid Sprays for the Treatment of Eustachian Tube Dysfunction
(The American Society of Mechanical Engineers (ASME), 2022)Eustachian tube dysfunction (ETD) is a common otolaryngologic condition associated with decreased quality of life. The first-line treatment of ETD is intranasal corticosteroid sprays (INCS). Computational fluid dynamics ... -
Simulation of Aerosol Dispersion During Medical Examinations
(The American Society of Mechanical Engineers (ASME), 2022)The main route of transmission of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV2) virus is airborne. The objective of this study is to analyze the aerosol dispersion and potential exposure to medical staff ... -
Virtual Surgeries of Nasal Cavities Using a Coupled Lattice-Boltzmann–Level-Set Approach
(The American Society of Mechanical Engineers (ASME), 2022)Fluid mechanical properties of respiratory flow such as pressure loss, temperature distribution, or wall-shear stress characterize the physics of a nasal cavity. Simulations based on computational fluid dynamics (CFD) ... -
Impact of Variation in Interleaflet Triangle Height Between Fused Leaflets in the Functionally Bicuspid Aortic Valve on Hemodynamics and Tissue Biomechanics
(The American Society of Mechanical Engineers (ASME), 2022)There is fusion between two leaflets in functionally bicuspid (bileaflet) aortic valves with trisinuate aortic root. The degree of fusion inversely correlates with variation in the interleaflet triangle height (“commissural ... -
Fluid–Structure Interaction Model for Assessing Aneurysm Initiation at the Circle of Willis
(The American Society of Mechanical Engineers (ASME), 2022)Hemodynamics associated with the arteries of the circle of Willis (CoW) is analyzed to identify possible cerebral aneurysm initiation locations using computational methods. A numerical fluid–structure interaction model is ... -
Computational Fluid–Structure Interactions in the Human Cerebrovascular System: Part 2—A Review of Current Applications of Computational Fluid Dynamics and Structural Mechanics in Cerebrovascular Pathophysiology
(The American Society of Mechanical Engineers (ASME), 2022)The cerebrovascular system is an intricate structure that carries blood to and from the brain. Though the overall structures remain relatively the same from person to person, variations of vessel caliber and connections ... -
Computational Fluid–Structure Interactions in the Human Cerebrovascular System: Part 1—A Review of the Current Understanding of Cerebrovascular Biomechanics
(The American Society of Mechanical Engineers (ASME), 2022)Computational fluid–structure interaction (FSI) modeling is a technique used in engineering to understand the effect that fluid flow and surrounding structures have on one another. Used in the aerospace and turbine industries, ... -
Temporomandibular Joint Disorder and Biomechanical Simulation of the Replacement: A Literature Review on Various Surgical and Nonsurgical Methods, and Development of the Finite Element Method Approach in the Treatment
(The American Society of Mechanical Engineers (ASME), 2022)While this study is on the clinical development of temporomandibular joint disorders and understanding various biomechanical approaches through finite element analysis as a panacea, the primary aim is to perform a literature ... -
Radial and Axial Motion of the Initially Tensioned Orthotropic Arterial Wall in Arterial Pulse Wave Propagation
(The American Society of Mechanical Engineers (ASME), 2022)With the arterial wall modeled as an initially tensioned thin-walled orthotropic tube, this study aims to analyze radial and axial motion of the arterial wall and thereby reveal the role of axial motion and two initial ... -
Optimized Load-Independent Hyperelastic Microcharacterization of Human Brain White Matter
(The American Society of Mechanical Engineers (ASME), 2022)A micromechanical methodology combined with genetic algorithm (GA) as a global optimization method is used to find the material properties of axons and extracellular matrix (ECM) in corpus callosum which is a part of human ... -
Diagnostic of Injury Risk in the Anterior Cruciate Ligament Based on Shape Context Description of the Intercondylar Notch Curvature
(The American Society of Mechanical Engineers (ASME), 2022)An estimated number of 300,000 new anterior cruciate ligament (ACL) injuries occur each year in the United States. Recent studies have pointed out a correlation between the curvature of the femur intercondylar notch and ... -
COVID-19 Overview, Natural Immune-Boosting Medication, and The Economic Implication
(The American Society of Mechanical Engineers (ASME), 2022)An outbreak of severe acute respiratory syndrome (SARS) novel coronavirus-2 (SARS-nCoV-2) caused unprecedented ongoing health and socioeconomic crises. So far, millions have got infected, living with life-threatening ... -
Modeling and Simulation of an Assistive Exoskeleton Leg System With Knee Osteoarthritis and Quadriceps Weakness
(The American Society of Mechanical Engineers (ASME), 2022)The most common human locomotion problems such as quadriceps weakness, knee osteoarthritis can be healed up by using exoskeleton mechanisms with proper control systems. However, these kinds of abnormalities cannot be easily ... -
Effect of Anatomical Sites on the Mechanical Properties of Spinal Dura Subjected to Biaxial Stretching
(The American Society of Mechanical Engineers (ASME), 2022)The spinal cord is encased by spinal meninges called the pia, arachnoid, and dura maters. Among these membranes, the dura mater is the thick and outermost layer and is the toughest and strongest. Thus, mechanical failure ... -
A Novel QT-Interval Analysis Method Based on Continuous Wavelet Transform and Philips Algorithm
(The American Society of Mechanical Engineers (ASME), 2022)QT surveillance is the most vital appliance to detect the possibility of sudden death sourced by using pro-arrhythmic drugs treating abnormal conditions in the heart. The repolarization of ventricles makes QT interval ... -
Parameter Identification of Cardiovascular System Model Used for Left Ventricular Assist Device Algorithms
(The American Society of Mechanical Engineers (ASME), 2022)Advancement of implanted left ventricular assist device (LVAD) technology includes modern sensing and control methods to enable online diagnostics and monitoring of patients using on-board sensors. These methods often rely ... -
Harvesting Brain Signal Using Machine Learning Methods
(The American Society of Mechanical Engineers (ASME), 2022)Brain computer interface (BCI) systems are developed in the biomedical engineering fields to increase the quality of life among patients with paralysis and neurological conditions. The development of a six class BCI ... -
Reduction of Reflected Light on Fluorescence Emission for Indocyanine Green
(The American Society of Mechanical Engineers (ASME), 2021)Inside the brain tumor, the blood vessels are intricately composed, and the tumors and blood vessels are similar in color. Therefore, when observing tumors and blood vessels with the naked eye or a surgical microscope, it ...