相关实验视频

Updated: Jan 7, 2026

Improved Registration of 3D CT Angiography with X-ray Fluoroscopy for Image Fusion During Transcatheter Aortic Valve Implantation

Improved Registration of 3D CT Angiography with X-ray Fluoroscopy for Image Fusion During Transcatheter Aortic Valve Implantation

Published on: June 3, 2018

在TAVI中针对冠状动脉对齐的患者特定策略与Evolut FX

Michele Galasso^1,2, Greta Cattaneo^2,3, Fabio Casamassima⁴

¹School of Medicine and Surgery, Milano-Bicocca University, Milan, Italy.

Catheterization and cardiovascular interventions : official journal of the Society for Cardiac Angiography & Interventions

|December 30, 2025

概括

这项研究引入了一种新的CT和光学引导的方法,用于改善冠状动脉对齐在跨导管大动脉植入 (TAVI) 期间. 该技术旨在通过优化门定位来保护未来的冠状动脉接入.

科学领域:

心血管医学心血管医学
医疗成像医学成像
干预心脏病学干预心脏病学

背景情况:

穿透导管大动脉植入后冠状动脉接入 (TAVI) 对于未来的干预至关重要,但由于解剖学变异性而具有挑战性.
目前的TAVI指导依赖于二维光学,尽管实现了指导层对齐,但往往无法确保最佳的冠状动脉骨对齐.

研究的目的:

用CT和光镜来描述一种患者特定的策略,以优化TAVI期间的冠状动脉对齐,使用Evolut FX+平台.
为了加强程序控制,并保持冠状动脉接入接受TAVI的患者.

主要方法:

在手术前的CT分析评估了冠状动脉骨位置,冠状动脉间角和形状.
一个定制的光镜视图,冠状动脉定制投影,被确定用于引导部署.
这种投影使单冠状动脉或双冠状动脉根据个体解剖学进行了对齐.

主要成果:

描述的策略结合了详细的手术前成像和特殊的光镜视图,用于门植入.
它允许患者特定的优化门方向与冠状动脉骨保持一致.
这种方法旨在保持程序的简单性,同时改善冠状动脉通道的保护.

结论:

一个针对患者的,以CT和光学为指导的策略可以在TAVI期间优化冠状动脉对齐.
这种方法增强了程序控制,旨在保护未来的冠状动脉接入.
需要进一步的前性研究来确认对冠状动脉复发和长期结果的影响.

更多相关视频

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation

Upper-extremity Approach for Secondary Access in Transfemoral Transcatheter Aortic Valve Implantation

Published on: August 8, 2025

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair

A Simplified Stepwise Approach to Echo Guidance during Percutaneous Mitral Valve Repair

Published on: October 16, 2021

相关概念视频

Mitral Stenosis III: Medical Management

Mitral Stenosis III: Medical Management

Mitral stenosis, a condition marked by the narrowing of the mitral valve, necessitates an integrated approach for effective management. This approach includes preventative measures, medical therapy, and surgical interventions to reduce symptoms and prevent complications.PreventionPrevention of mitral stenosis primarily focuses on reducing the incidence of bacterial infections, particularly streptococcal infections, which can lead to rheumatic fever and subsequent valvular damage. Timely...

Aortic Regurgitation III: Medical Management

Aortic Regurgitation III: Medical Management

Aortic regurgitation (AR) is when the aortic valve does not close or seal properly, leading to backward blood circulation from the aorta into the left ventricle during diastole. Common causes of AR include rheumatic heart disease, congenital valve defects, and aortic root dilation. Managing AR requires a multifaceted approach to alleviate symptoms, preserve left ventricular function, and address the underlying cause of the regurgitation. Patients with symptomatic AR or significant left...

Angina IV: Management

Angina IV: Management

IntroductionThe management of angina requires a comprehensive approach that includes pharmacological therapies, medical procedures, and lifestyle modifications.Pharmacological TherapiesAntiplatelet agents, such as aspirin, clopidogrel, prasugrel, and ticagrelor, play a pivotal role in preventing thrombus formation in patients with angina. These medications inhibit platelet aggregation and reduce the likelihood of myocardial infarction and other cardiovascular events.Anticoagulants, including...

Coronary Artery Disease IV: Preventive Measures

Coronary Artery Disease IV: Preventive Measures

Effective preventive measures for coronary artery disease (CAD) focus on controlling modifiable risk factors, including cholesterol abnormalities and lifestyle changes.Cholesterol ManagementFirst, the Mediterranean diet and the American Heart Association advocate for maintaining low-density lipoprotein (LDL) cholesterol levels below 100 mg/dL, with a more stringent recommendation of below 70 mg/dL for individuals at high risk. LDL cholesterol, often termed "bad cholesterol," can lead to the...