Results 1 to 10 of about 16,642 (203)

Advances in electrical impedance tomography-based brain imaging [PDF]

Military Medical Research, 2022
Novel advances in the field of brain imaging have enabled the unprecedented clinical application of various imaging modalities to facilitate disease diagnosis and treatment.
Xi-Yang Ke, Wei Hou, Qi Huang, Xue Hou, Xue-Ying Bao, Wei-Xuan Kong, Cheng-Xiang Li, Yu-Qi Qiu, Si-Yi Hu, Li-Hua Dong   +9 more
doaj   +2 more sources

Electrical impedance tomography of electrolysis. [PDF]

PLoS ONE, 2015
The primary goal of this study is to explore the hypothesis that changes in pH during electrolysis can be detected with Electrical Impedance Tomography (EIT).
Arie Meir, Boris Rubinsky
doaj   +6 more sources

Abdominal Perfusion visualized by Electrical Impedance Tomography [PDF]

Current Directions in Biomedical Engineering
The perfusion diagnostic of the abdomen, especially the liver, is usually done via computer tomography, which implies radiation exposure for the patient. Based on a standard electrical impedance tomograph (EIT) it was investigated, if abdominal perfusion
Laufer Bernhard, Krueger- Ziolek Sabine, Moeller Knut   +2 more
doaj   +2 more sources

ACT5 Electrical Impedance Tomography System [PDF]

IEEE Transactions on Biomedical Engineering, 2023
This article introduces the Adaptive Current Tomograph 5 (ACT5) Electrical Impedance Tomography (EIT) system. ACT5 is a 32 electrode applied-current multiple-source EIT system that can display real-time images of conductivity and susceptivity at 27 frames per second.
Omid Rajabi Shishvan, Ahmed Abdelwahab, Nilton Barbosa da Rosa, Gary J. Saulnier, Jennifer L. Mueller, Jonathan C. Newell, David Isaacson   +6 more
openaire   +3 more sources

An Approximate Point-Spread Function for Electrical Impedance Tomography Imaging

IEEE Access
In Electrical Impedance Tomography, the ill-posed nature of the inverse problem and the interaction between the electric current and objects cause poor spatial resolution and blurring in the reconstructed images.
Hoang Nhut Huynh, Quoc Tuan Nguyen Diep, Anh Tu Tran, Congo Tak Shing Ching, Trung Nghia Tran   +4 more
doaj   +2 more sources

Past, present, and future of electrical impedance tomography and myography for medical applications: a scoping review [PDF]

Frontiers in Bioengineering and Biotechnology
This scoping review summarizes two emerging electrical impedance technologies: electrical impedance myography (EIM) and electrical impedance tomography (EIT).
Lea Youssef Baby, Ryan Sam Bedran, Antonio Doumit, Rima H. El Hassan, Rima H. El Hassan, Noel Maalouf   +5 more
doaj   +2 more sources

Electrical Impedance Tomography: the future of mechanical ventilation?

Journal of Mechanical Ventilation, 2021
Electrical Impedance Tomography is a rapidly evolving technology used for bedside lung imaging. Although EIT devices have been commercially available for the past decade, they are still not commonly used in everyday clinical practice.
Melina Simonpietri, Mia Shokry, Ehab G. Daoud   +2 more
doaj   +1 more source

Early detection of acute ischemic stroke using Contrast-enhanced electrical impedance tomography perfusion

NeuroImage: Clinical, 2023
A cerebral contrast-enhanced electrical impedance tomography perfusion method is developed for acute ischemic stroke during intravenous thrombolytic therapy.
Weirui Zhang, Yang Jiao, Tao Zhang, Xuechao Liu, Jianan Ye, Yuyan Zhang, Bin Yang, Meng Dai, Xuetao Shi, Feng Fu, Liang Wang, Canhua Xu   +11 more
doaj   +1 more source

A low-cost, portable, two-dimensional bioimpedance distribution estimation system based on the AD5933 impedance converter

HardwareX, 2022
This study proposes a low-cost, portable, eight-channel electrical impedance tomograph based on the AD5933 impedance converter. The patterns for current injection and voltage measurement are managed by an Arduino Mega 2560 board and four 74HC4067 Texas ...
Juan D. Muñoz, Víctor H. Mosquera, Carlos F. Rengifo   +2 more
doaj   +1 more source

Evaluation of Thoracic Equivalent Multiport Circuits Using an Electrical Impedance Tomography Hardware Simulation Interface

Technologies, 2021
Electrical impedance tomography is a low-cost, safe, and high temporal resolution medical imaging modality which finds extensive application in real-time thoracic impedance imaging.
Christos Dimas, Vassilis Alimisis, Ioannis Georgakopoulos, Nikolaos Voudoukis, Nikolaos Uzunoglu, Paul P. Sotiriadis   +5 more
doaj   +1 more source