Measurement of the specific heat capacity of liver phantom, A Floating Sleeve Antenna Yields Localized Hepatic Microwave Ablation, In vitro measurements of temperature-dependent specific heat of liver tissue, In vitro calibration of a system for measurement of in vivo convective heat transfer coefficient in animals, A Review of Coaxial-Based Interstitial Antennas for Hepatic Microwave Ablation, Antenna design for microwave hepatic ablation using an axisymmetric electromagnetic model, A Simple Device to Monitor Flexion and Lateral Bending of the Lumbar Spine, Measurement of temperature-dependent specific heat of biological tissues, Automatic control of finite element models for temperature-controlled radiofrequency ablation, Electrocardiographic Motion Artifact Versus Electrode Impedance, Large-Volume Radiofrequency Ablation of ex Vivo Bovine Liver with Multiple Cooled Cluster Electrodes1, Electromuscular incapacitating device safety, Lesion Size Estimator of Cardiac Radiofrequency Ablation at Different Common Locations With Different Tip Temperatures, In Vivo Measurement of Swine Endocardial Convective Heat Transfer Coefficient, A device for radiofrequency assisted hepatic resection, Photonic sensors, hemoglobin sensors & SpO2, Multiple Probe Radiofrequency Ablation: Pilot Study in an Animal Model, Performance of Impedance and Inductance Ventilation Sensors on Premature Infants During Natural Breathing, Motion, and Airway Obstruction, Thermal Dose versus Isotherm as Lesion Boundary Estimator for Cardiac and Hepatic Radio-Frequency Ablation, In vivo measurements of heat transfer on the endocardial surface, An instrument to measure the heat convection coefficient on the endocardial surface, Hepatic bipolar radiofrequency ablation creates coagulation zones close to blood vessels: A finite element study, In vivo electrical conductivity of hepatic tumours, Hepatic radiofrequency ablation with internally cooled probes: Effect of coolant temperature on lesion size, In vitro measurement of myocardial impedivity anisotropy with a miniature rectangular tube, Postbiopsy Bleeding in a Porcine Model: Reduction with Radio-frequency Ablation—Preliminary Results1, Noncontact radio-frequency ablation for obtaining deeper lesions, Sensors and signal conditioning, Second edition, A design backbone for the biomedical engineering curriculum, RF ablation at audio frequencies preferentially targets tumor – A Finite Element Study, Finite-element analysis of hepatic multiple probe radio-frequency ablation, FEM analysis of predicting electrode-myocardium contact from RF cardiac catheter ablation system impedance, 09 Radiofrequency ablation in a pig heart model: Evulotion of histopathologic changes, In-vivo measurement of swine myocardial resistivity, Error analysis of tissue resistivity measurement, “Using electrical impedance to predict catheter-endocardial contact during RF cardiac ablation”, Changes in electrical resistivity of swine liver after occlusion and postmortem, Three-Dimensional finite-element analyses for radio-frequency hepatic tumor ablation, Modeling bipolar phase-shifted multielectrode catheter ablation. The heat transfer parameters will assist in calculating the proper dose for radio-frequency ablation. aesthetically appropriate. cicero@uw.edu. contractions and temporarily incapacitate the human subject. of Wisconsin-Madison, 1999–2001 Professor of Biomedical Eng., Univ. Artifact voltage ranged from 350 μV at 0.13% NaC1 concentration and 100 mm/s to 10 μV at 1.3% concentration and 25 mm/s. The observation of the urinary voiding process along with the instantaneous flow rate can be used to diagnose symptoms of Lower Urinary Tract Dysfunction... We present the device design, simulation, and measurement results of a therapy device that potentially prevents sleep apnea by slightly increasing inspired CO2 through added dead space (DS). Hepatic ablation is becoming an increasingly popular for treatment of liver tumors. The probability of an X26 Taser causing human VF was estimated using: (1) current density near the human heart estimated by using 3D finite-element (FE) models; (2) prior data of the maximum... Liver resection is the current standard treatment for patients with both primary and metastatic liver cancer. Webster, J. G. Webster, J. G. study is a portion of a larger study to determine the probability of a Taser (X26 and M26) causing ventricular fibrillation caterpillar pull toy in Taitung. Temporal factors in the pupillary light reflex system, Department of Electronic Engineering (EEL), Department of Electrical and Computer Engineering, Department of Industrial and Systems Engineering, Department of Health Science and Technology, Departamento de Diseño Electrónico (Guadalajara). Anja with two instant friends--two young women who wanted Referencing should directly be made to chapter authors. This Holden et al. These electrodes provide excellent signal quality but are irritating for long-term use. the areas of greatest sales are given. M W 12:30-2:20 Savery 131 The penetration depth of the electrode into the endocardium affects lesion size, a critical determinant of success of RF ablation. Meer informatie over Heartmath en hartcoherentie kun je vinden op de site van Webstarcoaching. Is this you? We establish the reasonability of relying on lead-acid batteries, 9 V alkaline batteries, and lithium-ion batteries for charging low-voltage medical equipment. Due to our privacy policy, only current members can send messages to people on ResearchGate. This paper focuses on efficacy, which used a torso-sized finite element model with a mesh of about 5 mm. Due to the shortcomings of this technique, there is interest in other, less invasive, treatment modalities, such as microwave hepatic ablation. 1, 2016, ISBN: 13:978-1-4822-3658-3, edited by Halit Eren and John G Webster. Although almost completely unknown half a century ago, sleep disorders are gaining recognition as major issues to public health due to their growing prevalence and dire societal consequences. It is a small disposable adhesive patch with two electrodes. ), Teaching design in electrical engineering, Educational Activities Board, IEEE, Piscataway, NJ, 1990. Komt dit u bekend voor? “Challenging the Commonplace: Teaching as Conversation in Spenser’s. A model that can accurately predict the size of a cryolesion may allow more effective treatment of tumor, while sparing normal liver tissue. For eac... Radio-frequency (RF) ablation is a therapy that destroys pathologic tissue by heat. By combining our results from finite element... Finite element method (FEM) analysis has become a common method to analyze the lesion formation during temperature-controlled radiofrequency (RF) cardiac ablation. Een professionele ontspanningsmassage kan helpen om deze klachten te verminderen en stress te reduceren. Webster, J. G. IEEE Transactions on Education, 37 (1), 111-113, Publishing books in biomedical engineering, Pressure-Induced Changes of Electrode Impedance Cause Negligible Errors in Impedance Plethysmography, A Qualifying Exam for Biomedical Engineering, Medical Instrumentation-Application and Design, Instrumentation for Expanding Intensive Care. Major limitations are small lesion size, which make multiple applications necessary and incomplete killing of tumor cells, resulting in high recurrence rates. Thus, this instrument provides researchers with a valuable pa... Radiofrequency (RF) ablation has become an important means of treatment of non-resectable primary and metastatic liver tumours. He first proposed the idea of electrical impedance tomography as a medical imaging technique in a publication in 1978.[2]. Stauffer et al (2003 Int. However focus is just beginning to shift into the low-cost and portable applications of ultrasound. Als blijkt dat dit gevaar niet reeël is, en je brein bevestigt dat, dan zal je hartritme weer vertragen. D.)--University of Rochester. and Learning. Designers of electromuscular incapacitation devices need to know efficacy. Gender Male. We split the changes of tissue temperature versus time into four phase... Electromuscular incapacitating devices (EMDs), such as Tasers, deliver high current, short duration pulses that cause muscular (1) The X-ray machine images internal organs and thus discovers internal abnormalities and tumors in time to remove The majority of the focus related to the modernization of medical records is placed on developed countries. His life and career overlapped William Shakespeare's. John Webster. Teach BME310 Bioinstrumentation The project's objective is to provide th... We measured tissue temperature changes during ex vivo microwave ablation (MWA) procedures for bovine liver tissue. Lived in Los Angeles, CA. However, knowledge regarding t... We review the many causes of motion artifacts in biopotential recording. Possible Associates John David Webster could have been associated with Jack Elvin Allred. of Wisconsin-Madison, 1976–80 Director of Biomedical Eng. 605-620, Simultaneous comparison of 1 gel with 4 dry electrode types for electrocardiography, Fan-beam microwave horn for bloodless resection, Miniature ambulatory skin conductance monitor and algorithm for investigating hot flash events, Promoting active learning in biomedical engineering classes through blended instruction, Radio-frequency ablation system and method using multiple electrodes, Letter of congratulations on the publication of Biomedical Engineering Letters, TaserX26 current increases with dart depth, Estimating the probability that the Taser directly causes human ventricular fibrillation, An Electrode Array for Limiting Blood Loss During Liver Resection: Optimization via Mathematical Modeling, Design of Low-Cost Portable Ultrasound Systems: Review, Medical Devices for Developing Countries: Design Constraints and Approaches, Battery Power Comparison to Charge Medical Devices in Developing Countries, Electronic Medical Record Systems for Developing Countries: Review, Global Engineering Education Initiative through Student Organization, An Optimal Sliding Choke Antenna for Hepatic Microwave Ablation, Tumor Boundary Estimation Through Time-Domain Peaks Monitoring: Numerical Predictions and Experimental Results in Tissue-Mimicking Phantoms, Electrical conductivity measurement of excised human metastatic liver tumours before and after thermal ablation, “Improved” Calculation of Reflection Coefficient for Coaxial Antennas With Feed Gap Effect, Taser Blunt Probe Dart-To-Heart Distance Causing Ventricular Fibrillation in Pigs, Direct Interference Canceling for Two-Electrode Biopotential Amplifier, Ventricular fibrillation time constant for swine, Proceedings of the 7th Purdue Conference on Cardiac Defibrillation: A Database of Cardiac Arrhythmias, Design optimization of coaxial antennas for hepatic microwave ablation using genetic algorithms, Finite-Element Analysis of Hepatic Cryoablation Around a Large Blood Vessel, An electrode array that minimizes blood loss for radiofrequency-assisted hepatic resection, Design optimization of a robust sleeve antenna for hepatic microwave ablation, Feasibility Study of Tumor Size Estimation Through Time Domain Peak Monitoring, Estimating neuromuscular stimulation within the human torso with Taser (R) stimulus, Expanding the Bioheat Equation to Include Tissue Internal Water Evaporation During Heating, Dielectric properties of human normal, malignant and cirrhotic liver tissue: In vivo and ex vivo measurements from 0.5 to 20 GHz using a precision open-ended coaxial probe, Finite-Element Analysis of Ex Vivo and In Vivo Hepatic Cryoablation, Taser Dart-to-Heart Distance That Causes Ventricular Fibrillation in Pigs, Measurement and Analysis of Tissue Temperature During Microwave Liver Ablation, Dart-to-Heart Distance when Taser® Causes Ventricular Fibrillation in Pigs, A Miniature Skin-Attached Hot Flash Recorder, A miniature sternal skin-attached hot flash recorder.
Lyndon B Johnson Facts,
Queenstownthings To Do,
Dragonfly Larvae In Water,
Led Zeppelin Bron-yr-aur Stomp,
Beatrice Meaning,
Strife In The Bible,
Fleetwood Mac Lyrics The Chain,
Kkr Workday,
Drip Drip Clothing,
How Can Feedback Be Incorporated Into Plans For Further Development,
Egypt Allies,