{"id":123,"date":"2025-07-12T20:54:00","date_gmt":"2025-07-12T20:54:00","guid":{"rendered":"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/?page_id=123"},"modified":"2025-09-22T21:19:25","modified_gmt":"2025-09-22T21:19:25","slug":"technology","status":"publish","type":"page","link":"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/technology\/","title":{"rendered":"Technology"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"123\" class=\"elementor elementor-123\">\n\t\t\t\t<div class=\"elementor-element elementor-element-392df65 e-flex e-con-boxed e-con e-parent\" data-id=\"392df65\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-14fce7e elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"14fce7e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6a285a1 e-flex e-con-boxed e-con e-parent\" data-id=\"6a285a1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3a27984 elementor-widget elementor-widget-text-editor\" data-id=\"3a27984\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4>Electrical Impedance Tomography<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f1524dc e-flex e-con-boxed e-con e-parent\" data-id=\"f1524dc\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-87e22ac elementor-widget elementor-widget-text-editor\" data-id=\"87e22ac\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Electrical Impedance Tomography (EIT) is a functional medical imaging technique in which electromagnetic fields are used to form images of the electrical properties of the body. Founded through funding from the Department of Mathematics and College of Natural Sciences at Colorado State University and the NIH, the mission of the EIT laboratory is to develop innovative electrical impedance imaging technology for clinical applications..<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-892dad5 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"892dad5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-b849aa0 elementor-widget elementor-widget-text-editor\" data-id=\"b849aa0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4>Act 5<\/h4>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ab14259 e-flex e-con-boxed e-con e-parent\" data-id=\"ab14259\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d6b506d e-con-full e-flex e-con e-child\" data-id=\"d6b506d\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-a744dd0 elementor-widget elementor-widget-text-editor\" data-id=\"a744dd0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div data-olk-copy-source=\"MessageBody\">ACT 5 is a parallel-drive EIT system that applies alternating current at frequencies in the range from 5 kHz to 500 kHz and measures the resulting voltages on all electrodes simultaneously at a frame rate of fFR \u2248 27 frames\/s on 32 electrodes or 54 frames\/s on 16 electrodes.\u00a0<\/div><div data-olk-copy-source=\"MessageBody\">\u00a0<\/div><div data-olk-copy-source=\"MessageBody\">ACT 5 is also the first EIT system that acquires ECG signals from all attached electrodes to the body simultaneously with EIT data<br \/>acquisition.\u00a0 Ventilation and perfusion can be imaged in real time at the bedside without any contrast agent or averaging.\u00a0<\/div><div>The ACT 5 hardware was developed at the University of Albany.\u00a0<\/div><div>\u00a0<\/div><div>The system was developed under support from NIH grant\u00a01R01EB026710.<\/div>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-f1f81b1 e-con-full e-flex e-con e-child\" data-id=\"f1f81b1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-bf54656 elementor-widget elementor-widget-image\" data-id=\"bf54656\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-1024x768.jpg\" class=\"attachment-large size-large wp-image-629\" alt=\"An image displaying the Act 5 EIT system in action. A chest reconstruction is visible on the screen, and two rows of electrodes are placed around a man&#039;s torso.\" srcset=\"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-1024x768.jpg 1024w, https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-300x225.jpg 300w, https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-768x576.jpg 768w, https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-1536x1152.jpg 1536w, https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-2048x1536.jpg 2048w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-acc0adb e-flex e-con-boxed e-con e-parent\" data-id=\"acc0adb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-19af650 elementor-widget elementor-widget-text-editor\" data-id=\"19af650\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<ul><li>Rajabi Shishvan, A. Abdelwahab, N. Barbosa da Rosa, G. J. Saulnier, J. L. Mueller, J. C. Newell, and D. Isaacson. ACT5 electrical impedance tomography system. IEEE Transactions on Biomedical Engineering, 2023.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-30f6f84 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"30f6f84\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Electrical Impedance Tomography Electrical Impedance Tomography (EIT) is a functional medical imaging technique in which electromagnetic fields are used to form images of the electrical properties of the body. Founded through funding from the Department of Mathematics and College of Natural Sciences at Colorado State University and the NIH, the mission of the EIT laboratory<a class=\"read-more\" href=\"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/technology\/\">&#8230;Read more <\/a><\/p>\n","protected":false},"author":36,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-123","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Technology - Electrical Impedance Imaging Laboratory<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/technology\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Technology - Electrical Impedance Imaging Laboratory\" \/>\n<meta property=\"og:description\" content=\"Electrical Impedance Tomography Electrical Impedance Tomography (EIT) is a functional medical imaging technique in which electromagnetic fields are used to form images of the electrical properties of the body. Founded through funding from the Department of Mathematics and College of Natural Sciences at Colorado State University and the NIH, the mission of the EIT laboratory...Read more\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/technology\/\" \/>\n<meta property=\"og:site_name\" content=\"Electrical Impedance Imaging Laboratory\" \/>\n<meta property=\"article:modified_time\" content=\"2025-09-22T21:19:25+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.engr.colostate.edu\/laboratories\/eit\/wp-content\/uploads\/sites\/31\/2025\/09\/ACT5_RedDot-scaled.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"2560\" \/>\n\t<meta property=\"og:image:height\" content=\"1920\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/\",\"url\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/\",\"name\":\"Technology - Electrical Impedance Imaging Laboratory\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/wp-content\\\/uploads\\\/sites\\\/31\\\/2025\\\/09\\\/ACT5_RedDot-1024x768.jpg\",\"datePublished\":\"2025-07-12T20:54:00+00:00\",\"dateModified\":\"2025-09-22T21:19:25+00:00\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/technology\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/wp-content\\\/uploads\\\/sites\\\/31\\\/2025\\\/09\\\/ACT5_RedDot-scaled.jpg\",\"contentUrl\":\"https:\\\/\\\/www.engr.colostate.edu\\\/laboratories\\\/eit\\\/wp-content\\\/uploads\\\/sites\\\/31\\\/2025\\\/09\\\/ACT5_RedDot-scaled.jpg\",\"width\":2560,\"height\":1920,\"caption\":\"An image displaying the Act 5 EIT system in action. 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