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Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement
The condition of arteriovenous fistula (AVF) blood flow is typically checked by using auscultation; however, auscultation should require a qualitative judgment dependent on the skills of doctors, and further attention to contact infection is required. For these reasons, this study developed a non-co...
Autores principales: | , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
MDPI
2022
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9003522/ https://www.ncbi.nlm.nih.gov/pubmed/35408356 http://dx.doi.org/10.3390/s22072745 |
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author | Iwai, Rumi Shimazaki, Takunori Kawakubo, Yoshifumi Fukami, Kei Ata, Shingo Yokoyama, Takeshi Hitosugi, Takashi Otsuka, Aki Hayashi, Hiroyuki Tsurumoto, Masanobu Yokoyama, Reiko Yoshida, Tetsuya Hirono, Shinya Anzai, Daisuke |
author_facet | Iwai, Rumi Shimazaki, Takunori Kawakubo, Yoshifumi Fukami, Kei Ata, Shingo Yokoyama, Takeshi Hitosugi, Takashi Otsuka, Aki Hayashi, Hiroyuki Tsurumoto, Masanobu Yokoyama, Reiko Yoshida, Tetsuya Hirono, Shinya Anzai, Daisuke |
author_sort | Iwai, Rumi |
collection | PubMed |
description | The condition of arteriovenous fistula (AVF) blood flow is typically checked by using auscultation; however, auscultation should require a qualitative judgment dependent on the skills of doctors, and further attention to contact infection is required. For these reasons, this study developed a non-contact and non-invasive medical device to measure the pulse wave of AVFs by applying optical imaging technology. As a first step toward realization of the quantification judgment based on non-contact AVF measurement, we experimentally validated the developed system, whereby the hemodynamics of 168 subjects were visually and quantitatively evaluated based on clinical tests. Based on the evaluation results, the fundamental statistical characteristics of the non-contact measurement, including the average and median values, and distribution of measured signal-to-noise power ratio, were demonstrated. The clinical test results contributed to the future construction of quantified criteria for the AVF condition with the non-contact measurement. |
format | Online Article Text |
id | pubmed-9003522 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2022 |
publisher | MDPI |
record_format | MEDLINE/PubMed |
spelling | pubmed-90035222022-04-13 Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement Iwai, Rumi Shimazaki, Takunori Kawakubo, Yoshifumi Fukami, Kei Ata, Shingo Yokoyama, Takeshi Hitosugi, Takashi Otsuka, Aki Hayashi, Hiroyuki Tsurumoto, Masanobu Yokoyama, Reiko Yoshida, Tetsuya Hirono, Shinya Anzai, Daisuke Sensors (Basel) Article The condition of arteriovenous fistula (AVF) blood flow is typically checked by using auscultation; however, auscultation should require a qualitative judgment dependent on the skills of doctors, and further attention to contact infection is required. For these reasons, this study developed a non-contact and non-invasive medical device to measure the pulse wave of AVFs by applying optical imaging technology. As a first step toward realization of the quantification judgment based on non-contact AVF measurement, we experimentally validated the developed system, whereby the hemodynamics of 168 subjects were visually and quantitatively evaluated based on clinical tests. Based on the evaluation results, the fundamental statistical characteristics of the non-contact measurement, including the average and median values, and distribution of measured signal-to-noise power ratio, were demonstrated. The clinical test results contributed to the future construction of quantified criteria for the AVF condition with the non-contact measurement. MDPI 2022-04-02 /pmc/articles/PMC9003522/ /pubmed/35408356 http://dx.doi.org/10.3390/s22072745 Text en © 2022 by the authors. https://creativecommons.org/licenses/by/4.0/Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/). |
spellingShingle | Article Iwai, Rumi Shimazaki, Takunori Kawakubo, Yoshifumi Fukami, Kei Ata, Shingo Yokoyama, Takeshi Hitosugi, Takashi Otsuka, Aki Hayashi, Hiroyuki Tsurumoto, Masanobu Yokoyama, Reiko Yoshida, Tetsuya Hirono, Shinya Anzai, Daisuke Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement |
title | Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement |
title_full | Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement |
title_fullStr | Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement |
title_full_unstemmed | Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement |
title_short | Quantification and Visualization of Reliable Hemodynamics Evaluation Based on Non-Contact Arteriovenous Fistula Measurement |
title_sort | quantification and visualization of reliable hemodynamics evaluation based on non-contact arteriovenous fistula measurement |
topic | Article |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9003522/ https://www.ncbi.nlm.nih.gov/pubmed/35408356 http://dx.doi.org/10.3390/s22072745 |
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