相关实验视频
Updated: Jul 18, 2025

06:30
Protocol for Isolating the Mouse Circle of Willis
Published on: October 22, 2016
13.1K
使用深度学习来自动检测和分类沿着威利斯圆的血管分支
Rafic Nader1, Romain Bourcier1, Florent Autrusseau2
1Nantes Université, CHU Nantes, CNRS, INSERM, l'institut du thorax, F-44000 Nantes, France.
Medical image analysis
|August 24, 2023
概括
这项研究引入了一种人工智能方法,用于自动检测威利斯圆 (CoW) 上的内动脉瘤 (ICA) 的高风险分支. 这有助于神经放射学家更快地诊断关键血管区域.
科学领域:
- 医疗成像医学成像
- 人工智能的人工智能
- 神经科学是一个神经科学.
背景情况:
- 内动脉瘤 (ICA) 经常发生在威利斯圆圈 (CoW) 内的特定动脉分叉处.
- 准确地识别这些高风险的分叉点对于及时诊断和管理ICAs至关重要.
- 当前的诊断方法可以从自动化工具中获益,以快速识别关键血管部位.
研究的目的:
- 开发一种全自动的方法来检测和识别威利斯圆上的感兴趣的分叉 (BoI).
- 帮助神经放射科医生及时定位具有发展内动脉瘤高风险的血管区域.
- 实施计算机辅助诊断方案,利用人工智能进行医学图像分析.
主要方法:
- 利用深度学习技术,人工智能的一个子集,用于医学图像中的模式识别.
- 测试了几种神经网络架构用于分叉检测和识别任务.
- 评估了拟议方法在准确识别威利斯圆上的感兴趣的分叉的性能.
主要成果:
- 开发了一种用于完全自动检测和识别威利斯圆分叉的方法.
- 证明了人工智能在识别内动脉瘤高风险血管部位方面的潜力.
- 在经过测试的神经网络架构中,对分叉识别率进行了彻底的评估.
结论:
- 拟议的人工智能驱动的方法有效地自动检测和识别威利斯圆上的关键分叉.
- 这种方法可以显著帮助神经放射学家在早期识别易患内动脉瘤发展的区域.
- 该研究强调了深度学习在提高脑血管疾病诊断效率方面的有用性.
相关概念视频
Imaging Studies VII: Vascular Imaging
31
DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
31
Anatomy of Blood Vessels
618
The vascular system, an integral part of the circulatory system, comprises various blood vessels that play crucial roles in maintaining the body's homeostasis. These blood vessels form a complex and efficient circulatory network. The three primary categories of blood vessels are the arteries, veins, and capillaries.
Arteries
Arteries circulate oxygenated blood from the heart, except the pulmonary artery, which transports deoxygenated blood to the lungs. Large arteries, such as the aorta,...
Arteries
Arteries circulate oxygenated blood from the heart, except the pulmonary artery, which transports deoxygenated blood to the lungs. Large arteries, such as the aorta,...
618
Development of Blood Vessels
638
The development of the vascular system in a fetus is a complex and intricate process that begins as early as 15 to 16 days post-conception. This process starts outside the embryo, specifically in the mesoderm of the yolk sac, chorion, and connecting stalk. Approximately two days later, the formation of blood vessels occurs within the embryo itself.
The initial formation of this system is facilitated by the small amount of yolk present in the ovum and yolk sac. Blood vessels originate from...
The initial formation of this system is facilitated by the small amount of yolk present in the ovum and yolk sac. Blood vessels originate from...
638
Structure of Blood Vessels
5.2K
Blood is circulated throughout the human body through a network of blood vessels called the circulatory system. This system includes arteries that transport blood from the heart to various body parts. These arterial pathways divide into smaller vessels until they reach the arterioles, which further split into capillaries. It is within these minuscule capillaries that the exchange of nutrients and waste products takes place. After this exchange, the blood is collected by venules, which fuse to...
5.2K
Arteries of the Head and Neck
1.4K
The human body's intricate network of arteries ensures that every organ system receives the necessary oxygen and nutrients for optimal function. The arterial network in the head and neck region is particularly complex, providing vital blood flow to the brain, eyes, and other critical structures. Prominent arteries in this region include the internal carotid arteries and the vertebral arteries.
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...
The internal carotid arteries supply blood to the anterior portion of the cerebrum. They enter the...
1.4K
Overview of Blood Vessels
3.4K
The human cardiovascular system comprises five primary types of blood vessels: arteries, arterioles, veins, venules, and capillaries, each serving unique functions.
Arteries and Arterioles: Arteries are muscular and elastic vessels that primarily carry oxygenated blood from the heart to body tissues, except for the pulmonary artery, which carries deoxygenated blood. They have thick walls to withstand high pressure and contain a layer of muscle tissue, allowing them to expand or contract as...
Arteries and Arterioles: Arteries are muscular and elastic vessels that primarily carry oxygenated blood from the heart to body tissues, except for the pulmonary artery, which carries deoxygenated blood. They have thick walls to withstand high pressure and contain a layer of muscle tissue, allowing them to expand or contract as...
3.4K

