Browsing Journal of Engineering and Science in Medical Diagnostics and Therapy by Title
Now showing items 1-20 of 241
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A Computational Study Evaluating the Effects of Diffuser Length and Pullback Distance on the Ablation Zone During Laser Ablation Treatment of Liver Cancer
(The American Society of Mechanical Engineers (ASME), 4/21/2023 )Although laser ablation is not commonly used for liver cancer treatment, there are several benefits that make it an appealing alternative. Nevertheless, investigations on the efficacy of laser ablation for liver cancer ... -
A Computationally Efficient Computer-Aided Design Strategy for Iterative Combat Helmet Design and Analysis
(The American Society of Mechanical Engineers (ASME), 2019)Assessing combat helmet ballistic performance is a costly endeavor using either an experimental or a computational process. Experimental assessment requires many iterations and helmets to acquire a sufficient data set. To ... -
A Fenestrated Balloon Expandable Stent System for the Treatment of Aortoiliac Occlusive Disease
(The American Society of Mechanical Engineers (ASME), 2022)In aortoiliac occlusive disease, atherosclerotic plaques can occlude the distal aortic bifurcation and proximal bilateral iliac artery and thus cause ischemia in the lower extremity. This is typically treated by restoring ... -
A Fenestrated Balloon Expandable Stent System for the Treatment of Aortoiliac Occlusive Disease
(The American Society of Mechanical Engineers (ASME), 11/1/2022 )In aortoiliac occlusive disease, atherosclerotic plaques can occlude the distal aortic bifurcation and proximal bilateral iliac artery and thus cause ischemia in the lower extremity. This is typically treated by restoring ... -
A Finite Element Based Comparative Study of Lumbosacral Pedicle Screw Fixation and Artificial Disc Replacement
(The American Society of Mechanical Engineers (ASME), 3/13/2023 )The aim of this is to evaluate the biomechanical performance of double-level semirigid pedicle screw fixation and artificial intervertebral disc replacement in lumbar spine. Ti6Al4V and CFR-PEEK material are used for pedicle ... -
A Hypothesized Mechanistic Model of Longitudinal Wall Motion at the Common Carotid Artery
(The American Society of Mechanical Engineers (ASME), 2021)By adopting a physics-physiology integrative approach, this work hypothesizes a mechanistic model of longitudinal wall motion ux(t) at the common carotid artery (CCA) and explores its antegrade amplitude ux0-ante and ... -
A Micromachined Pb(Mg1/3Nb2/3)O3-PbTiO3 Single Crystal Composite Circular Array for Intravascular Ultrasound Imaging
(The American Society of Mechanical Engineers (ASME), 2019)This paper describes the design, fabrication, and characterization of a micromachined high-frequency Pb(Mg1/3Nb2/3)O3-PbTiO3 (PMN-PT) single crystal/epoxy 1–3 composite ultrasound circular array. The 1–3 composites were ... -
A Model to Predict Deflection of an Active Tendon-Driven Notched Needle Inside Soft Tissue
(The American Society of Mechanical Engineers (ASME), 2023)The last decade has witnessed major progress in the field of minimally invasive and robotic-assisted surgeries. Needle insertion, a minimally invasive technique, has proven its efficacy in procedures such as brachytherapy, ... -
A New Method for Assessing Total Cardiovascular Stiffness—Preliminary Data
(The American Society of Mechanical Engineers (ASME), 2024)This paper demonstrates a new method for assessing total cardiovascular stiffness using the following five hemodynamic parameters gathered during a routine echocardiogram: (1) left ventricular stroke volume, (2) left ... -
A Novel Biomedical Polyurethane Material With Optimized Optical and Mechanical Properties Is Developed
(The American Society of Mechanical Engineers (ASME), 2024)This research aims to design and develop a novel polyurethane elastomer (PUE) material with potential for biomedical optical applications. The study investigates the influence of hard segment (HS) content on transparency ... -
A Novel Finite Element Model to Assess the Effect of Solid Stress Inside Tumors on Elastographic Normal Strains and Fluid Pressure
(American Society of Mechanical Engineers (ASME), 2019)Ultrasound elastography is a noninvasive imaging modality used to assess the mechanical behavior of tissues, including cancers. Analytical and finite element (FE) models are useful and effective tools to understand the ... -
A NOVEL MICROLASER BASED PLASMONIC-POLYMER HYBRID RESONATOR FOR MULTIPLEXED BIOSENSING APPLICATIONS
(The American Society of Mechanical Engineers (ASME), 2019)Whispering gallery mode (WGM) resonators exhibit a high quality factor Q and a small mode volume; they usually exhibit high resolution when used as sensors. The light trapped inside a polymeric micro-cavity travels through ... -
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 ... -
A Proof of Concept Study of the Mechanical Behavior of Lattice Structures Used to Design a Shoulder Hemi-Prosthesis
(The American Society of Mechanical Engineers (ASME), 2021)Lattice structures offer great benefits when employed in medical implants for cell attachment and growth (osseointegration), minimization of stress shielding phenomena, and weight reduction. This study is focused on a proof ... -
A Simple Point-of-Care Device for Temperature Control of Multiple Reactions During Recombinase Polymerase Amplification
(The American Society of Mechanical Engineers (ASME), 2024)For individuals with infectious diseases, early and accurate diagnosis is critical. A rapid diagnosis allows for prompt and effective treatment and increases the chance of a full recovery without complications. Additionally, ... -
A Three-Dimensional-Printed Patient-Specific Phantom for External Beam Radiation Therapy of Prostate Cancer
(The American Society of Mechanical Engineers (ASME), 2019)This paper presents the design evolution, fabrication, and testing of a novel patient and organ-specific, three-dimensional (3D)-printed phantom for external beam radiation therapy (EBRT) of prostate cancer. In contrast ... -
A Two-Dimensional Transient Computational Multi-Physics Model for Analyzing Magnetic and Non-Magnetic Particle (Red Blood Cells and E. Coli Bacteria) Dynamics in a Traveling Wave Ferro-Magnetic Microfluidic Device for Potential Cell Separation and Sorting
(The American Society of Mechanical Engineers (ASME), 2023)This paper presents the theory and development, validation, and results of a transient computational multiphysics model for analyzing the magnetic field, particle dynamics, and capture efficiency of magnetic and nonmagnetic ... -
A User Motion Data Acquisition and Processing Method for the Design of Rehabilitation Robot With Few Degrees-of-Freedom
(The American Society of Mechanical Engineers (ASME), 2020)Mechanism with few degrees-of-freedom is an economical solution for rehabilitation robots because it does not need a complicated structure and control system. To provide motion data to design the robot with few degrees-of-freedom, ... -
A User-Driven Design Framework for Coupled-Serial-Chain Mechanism Synthesis for Assisting Sit-to-Stand Motion
(The American Society of Mechanical Engineers (ASME), 2020)This paper presents a novel coupled-serial-chain (CSC) mechanism based multifunctional rehabilitation robot to assist the patients with lower-limb disability in their sit-to-stand (STS) movement. The CSC mechanism is ... -
A Vibrating-String Model for Closed-Loop Wave Transmission and Reflection Between the Aorta and Periphery
(The American Society of Mechanical Engineers (ASME), 3/24/2023 )A tube-load model is used to reconstruct aortic pressure waveform from peripheral pressure waveform. Yet, the reconstructed aortic pressure waveform is greatly affected by load impedance used. In this work, a vibrating-string ...