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A feasibility study of quantitative measure of the state of the lung by evaluation of injury depth from lung ultrasound

  • Xi'an Jiaotong University

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

Lung ultrasound images have some artifacts, such like A-lines, B-lines. B-line artifacts are thought to be associated with many clinical lung disease. It lacks quantification methods to measure the state of lung. This paper proposed an quantitative index -injury depth- which is the depth of lung injury from pleural line to reflect the extent of lung damage. Two methods are used to evaluate the injury depth of lung based on the RF raw data in middle area of B-lines, including: echo peak time (EPT) method and two-dimensional radio frequency auto-correlation (RFAC) method. The feasibility of the method proposed in this paper was verified by the experiments of sponge imitation. The preliminary animal experiments were also carried out with the oleic acid induced rabbit lung injury model. It shows that the damage area of lung tissue was enlarged and the evaluated injury depth increased with the increase of time after injection of oleic acid in rabbits.

Original languageEnglish
Title of host publicationIUS 2022 - IEEE International Ultrasonics Symposium
PublisherIEEE Computer Society
ISBN (Electronic)9781665466578
DOIs
StatePublished - 2022
Event2022 IEEE International Ultrasonics Symposium, IUS 2022 - Venice, Italy
Duration: 10 Oct 2022 → 13 Oct 2022

Publication series

NameIEEE International Ultrasonics Symposium, IUS
Volume2022-October
ISSN (Print)1948-5719
ISSN (Electronic)1948-5727

Conference

Conference2022 IEEE International Ultrasonics Symposium, IUS 2022
Country/TerritoryItaly
CityVenice
Period10/10/22 → 13/10/22

Keywords

  • B-line Artifact
  • EPT
  • Injury depth
  • Lung Ultrasound
  • RFAC

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