相关实验视频
Updated: Jul 19, 2026

08:04
Murine Fetal Echocardiography
Published on: February 15, 2013
17.3K
一个深度学习框架,用于在胎儿心脏超声图像中识别和细分三个血管
Laifa Yan1,2, Shan Ling2, Rongsong Mao1,2
1College of Information Engineering, Zhejiang University of Technology, Hangzhou, Zhejiang, China.
Biomedical engineering online
|April 2, 2024
概括
这项研究引入了一个深度学习框架,用于在超声图像中自动分割胎儿心血管. 该方法准确地识别了肺动脉,大动脉和上腔静脉,有助于诊断先天性心脏病.
科学领域:
- 医疗成像医学成像
- 人工智能的人工智能
- 心脏病学 心脏病学
背景情况:
- 先天性心脏病 (CHD) 是导致婴儿死亡的主要原因.
- 产前超声波查心血管疾病是主观的,依赖于医生的专业知识.
- 需要对胎儿心脏超声波的客观,自动分析来准确诊断心脏病.
研究的目的:
- 开发一种深度学习框架,用于对胎儿心血管进行自动识别和细分.
- 通过自动化图像分析,提高心脏病诊断的客观性和准确性.
主要方法:
- 提出了一个两阶段的深度学习框架.
- Yolov5对象检测模型确定了三个血管 (肺动脉,大动脉,上静脉) 并定位了感兴趣的区域 (ROI).
- 一个经过修改的Deeplabv3与一个注意力多尺度特征融合 (AMFF) 模块在ROI内划分船只.
主要成果:
- 该框架在511张胎儿心脏超声波图像上进行了评估.
- 它在细分肺动脉 (85.55%),大动脉 (89.12%) 和上腔静脉 (77.54%) 中取得了卓越的性能.
- 在所有三艘船只中都表现出高的子系数.
结论:
- 拟议的框架在3VV超声波图像中准确地检测和细分胎儿的心脏血管.
- 这种自动化方法可以帮助超声波仪提高容器评估的精度.
- 有潜力提高先天性心脏病的早期诊断和管理.
相关概念视频
Imaging Studies for Cardiovascular System II:Types of Echocardiography
Echocardiography plays a role in assessing cardiac health and detecting heart conditions, with various types providing critical insights for diagnosis and treatment.
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for diagnosing...
Types of Echocardiography
Transthoracic Echocardiography (TTE)
TTE is the most common type of echocardiogram which involves placing a transducer on the patient's chest, emitting sound waves to create heart images. TTE is invaluable for evaluating the heart's size, structure, and motion, making it particularly useful for diagnosing...
Imaging Studies for Cardiovascular System IV: CMRI
Cardiovascular magnetic resonance imaging, or CMRI, is a non-invasive diagnostic test that employs a magnetic field and radiofrequency waves to create precise images of the heart and arteries. It provides comprehensive information about cardiac anatomy, function, perfusion, and tissue characterization without ionizing radiation.IndicationsCMRI diagnoses various heart conditions, including tissue damage from heart attacks, ischemic heart disease, myocarditis, aortic issues (tears, aneurysms,...
Imaging Studies for Cardiovascular System V: CT
Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...

