Multiple-Site Hemodynamic Analysis of Doppler Ultrasound with an Adaptive Color Relation Classifier for Arteriovenous Access Occlusion Evaluation
Joint Authors
Wu, Jian-Xing
Du, Yi-Chun
Wu, Ming-Jui
Li, Chien-Ming
Lin, Chia-Hung
Chen, Tainsong
Source
Issue
Vol. 2014, Issue 2014 (31 Dec. 2014), pp.1-13, 13 p.
Publisher
Hindawi Publishing Corporation
Publication Date
2014-04-30
Country of Publication
Egypt
No. of Pages
13
Main Subjects
Medicine
Information Technology and Computer Science
Abstract EN
This study proposes multiple-site hemodynamic analysis of Doppler ultrasound with an adaptive color relation classifier for arteriovenous access occlusion evaluation in routine examinations.
The hemodynamic analysis is used to express the properties of blood flow through a vital access or a tube, using dimensionless numbers.
An acoustic measurement is carried out to detect the peak-systolic and peak-diastolic velocities of blood flow from the arterial anastomosis sites (A) to the venous anastomosis sites (V).
The ratio of the supracritical Reynolds ( R e s u p r a ) number and the resistive (Res) index quantitates the degrees of stenosis (DOS) at multiple measurement sites.
Then, an adaptive color relation classifier is designed as a nonlinear estimate model to survey the occlusion level in monthly examinations.
For 30 long-term follow-up patients, the experimental results show the proposed screening model efficiently evaluates access occlusion.
American Psychological Association (APA)
Wu, Jian-Xing& Du, Yi-Chun& Wu, Ming-Jui& Li, Chien-Ming& Lin, Chia-Hung& Chen, Tainsong. 2014. Multiple-Site Hemodynamic Analysis of Doppler Ultrasound with an Adaptive Color Relation Classifier for Arteriovenous Access Occlusion Evaluation. The Scientific World Journal،Vol. 2014, no. 2014, pp.1-13.
https://search.emarefa.net/detail/BIM-1048712
Modern Language Association (MLA)
Wu, Jian-Xing…[et al.]. Multiple-Site Hemodynamic Analysis of Doppler Ultrasound with an Adaptive Color Relation Classifier for Arteriovenous Access Occlusion Evaluation. The Scientific World Journal No. 2014 (2014), pp.1-13.
https://search.emarefa.net/detail/BIM-1048712
American Medical Association (AMA)
Wu, Jian-Xing& Du, Yi-Chun& Wu, Ming-Jui& Li, Chien-Ming& Lin, Chia-Hung& Chen, Tainsong. Multiple-Site Hemodynamic Analysis of Doppler Ultrasound with an Adaptive Color Relation Classifier for Arteriovenous Access Occlusion Evaluation. The Scientific World Journal. 2014. Vol. 2014, no. 2014, pp.1-13.
https://search.emarefa.net/detail/BIM-1048712
Data Type
Journal Articles
Language
English
Notes
Includes bibliographical references
Record ID
BIM-1048712