干预性心血管磁共振:最先进的技术
Toby Rogers1,2, Adrienne E Campbell-Washburn3, Rajiv Ramasawmy3
1Cardiovascular Branch, Division of Intramural Research, National Heart, Lung, and Blood Institute, National Institutes of Health, Building 10/Room 2C713, 9000 Rockville Pike, Bethesda, MD, 20892-1538, USA. toby.rogers@medstar.net.
概括
像磁共振成像 (MRI) 这样的先进成像为心血管干预提供了更好的解剖细节. 核磁共振技术和设备的创新正在为更安全,更有效的干预性心血管磁共振 (iCMR) 程序铺平道路.
科学领域:
- 心血管医学 心血管医学
- 医学成像医学成像
- 干预性心脏病学 干预性心脏病学
背景情况:
- 透导管心血管干预需要先进的成像指导.
- 射线光镜提供设备可视化,但解剖细节差.
- 磁共振成像 (MRI) 提供了优秀的解剖可视化和实时成像能力.
研究的目的:
- 审查干预性心血管磁共振 (iCMR) 的技术考虑.
- 为了总结当前的临床iCMR经验.
- 探索iCMR在心血管干预中的未来应用.
主要方法:
- 审查适应iCMR设备的技术挑战.
- 讨论MRI扫描仪和干预设备技术方面的创新.
- 当代临床iCMR程序和程序的总结.
主要成果:
- 现有的设备在MRI环境中会导致工件和加热问题.
- 临床iCMR程序正在出现用于血液动力学和电生理学研究.
- 创新,特别是低场MRI扫描仪,可能使复杂的ICMR程序成为可能.
结论:
- 在心血管干预方面,MRI具有显著的优势,包括高级解剖学可视化和避免辐射.
- 与设备兼容性和安全性相关的技术障碍正在通过创新解决.
- 磁力共振成像技术和设备设计的进步有望扩大iCMR程序的范围.
相关概念视频
Imaging Studies for Cardiovascular System IV: CMRI
60
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,...
60
Magnetic Resonance Imaging
5.2K
Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
5.2K
Imaging Studies for Cardiovascular System V: CT
42
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...
42
Imaging Studies IV: Magnetic Resonance Imaging
27
Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
27


