Dielectric properties of biological tissue in medical applications

L Farrugia - 2016 - um.edu.mt
Accurate knowledge of the dielectric properties of organ tissues is useful for many medical
applications. Numerous studies have been published characterising various tissues but …

[HTML][HTML] Five-fold gastrointestinal electrical stimulation with electromyography-based activity analysis: towards multilocular theranostic intestinal implants

JF Schiemer, A Heimann… - Journal of …, 2019 - ncbi.nlm.nih.gov
Methods Six acute porcine experiments were performed with direct ES by 4 ES parameter
sets (30 seconds, 25 mA, 500 microseconds or 1000 microseconds, 30 Hz or 130 Hz) …

Electrical stimulation with motility analysis of five parts of the gastrointestinal tract: First evaluation of an experimental protocol in a porcine model

JF Schiemer, A Heimann, K Somerlik-Fuchs… - Current Directions in …, 2018 - degruyter.com
Gastrointestinal (GI) motility disorders are frequent and clinically significant conditions with
impairment of patient's quality of life. Examples range from upper GI symptoms such as …

Measurement and Time-Frequency Analysis of Electrical Activity in the Rat Intestine

T Asami, K Nakatsutsumi, K Morishita… - 2023 15th Biomedical …, 2023 - ieeexplore.ieee.org
With a view to the future development of wearable intestinal monitors and to the future
application of vagus nerve stimulation (VNS) for intestinal activity modulation, a dedicated …

An endoscopic wireless gastrostimulator (with video)

S Deb, SJ Tang, TL Abell, S Rao, WD Huang… - Gastrointestinal …, 2012 - Elsevier
BACKGROUND: Gastric electric stimulation (GES) at a high-frequency, low-energy setting is
an option for treating refractory gastroparesis. The currently available commercial stimulator …

Investigation of the effect of dehydration on tissue dielectric properties in ex vivo measurements

A Shahzad, S Khan, M Jones, RM Dwyer… - Biomedical Physics …, 2017 - iopscience.iop.org
This paper discusses the impact of tissue dehydration on the dielectric properties of excised
tissue samples. The effect of dehydration on the tissue surface has been characterized as a …

[HTML][HTML] Open-ended coaxial probe technique for dielectric measurement of biological tissues: Challenges and common practices

A La Gioia, E Porter, I Merunka, A Shahzad… - Diagnostics, 2018 - mdpi.com
Electromagnetic (EM) medical technologies are rapidly expanding worldwide for both
diagnostics and therapeutics. As these technologies are low-cost and minimally invasive …

Visualized Quantitative Evaluation of Gastrointestinal Activity in Healthy Volunteers Using a Noninvasive Single‐Channel Electroamplifier

G Aikawa, M Kotani, H Sakuramoto, A Ouchi… - …, 2023 - Wiley Online Library
Background. Electrogastrography and electroenterography are noninvasive methods for
measuring gastric and intestinal electrical activities, respectively. Few studies have …

Effect of high-frequency electrical stimulation of the stomach on gastric myoelectric activity in gastroparetic patients

ZY Lin, I Sarosiek, J Forster… - Proceedings of the …, 2002 - ieeexplore.ieee.org
Previous studies have demonstrated that gastric electrical stimulation (GES) with a high-
frequency (12 cycles/min) is able to significantly improve nausea and vomiting in patients …

The correlation of in vivo and ex vivo tissue dielectric properties to validate electromagnetic breast imaging: initial clinical experience

RJ Halter, T Zhou, PM Meaney, A Hartov… - Physiological …, 2009 - iopscience.iop.org
Electromagnetic (EM) breast imaging provides low-cost, safe and potentially a more specific
modality for cancer detection than conventional imaging systems. A primary difficulty in …