导航器和Evolut跨导管大动脉假体之间的短期临床结果的比较
Caterina Campanella1, Katherine Kaiser1, Stephanie Voss1
1Department of Cardiovascular Surgery, Institute Insure, German Heart Center Munich, School of Medicine & Health, Technical University of Munich, 80636 Munich, Germany.
Journal of clinical medicine
|August 28, 2025
概括
纳维特跨导管主动脉的血液动力性能和成功率与Evolut平台相似. 在手术后30天内,Navitor显著降低了致残性中风的发生率.
科学领域:
- 心脏病学
- 干预心脏病学
- 医疗器械
背景情况:
- 纳维特内环自扩张式透导体大动脉假体旨在改善冠状动脉通道,减少膜漏洞,并提高血液动力性能.
- Navitor和已建立的Evolut平台之间的比较数据有限.
研究的目的:
- 评估和比较Navitor (NAV) 跨导管心脏 (THV) 与Evolut THV平台的短期临床结果.
主要方法:
- 一个单中心的分析包括从2015年1月到2024年5月接受过横管大动脉置换 (TAVR) 的患者.
- 使用18个基线变量对平衡患者特征进行倾向分数匹配.
- 根据Valve学术研究联盟3 (VARC-3) 的标准评估了临床结果.
主要成果:
- 在匹配后,70名患者接受了Navitor,140名患者接受了Evolut;基线特征相似.
- 包括平均梯度和孔区域在内的血液动力学性能在各组之间相似.
- 这两种药物的成功率都很高 (91. 4% Navitor和 89. 3% Evolut).
- Navitor 组的失能性中风率显著降低 (0. 0% 与 7. 1% 相比,p=0. 033),早期安全性结果和30日死亡率相似.
结论:
- Navitor的血液动力性能,漏率和程序成功率与Evolut平台相似.
- 虽然早期的安全结果在很大程度上是相似的,但Navitor与30天的致残中风率的减少有关.
相关概念视频
Aortic Regurgitation II: Clinical Features and Diagnostic Tests
52
Aortic valve regurgitation (AR) occurs when the aortic valve fails to close properly, allowing blood to flow backward from the aorta into the left ventricle. This backflow can result in two distinct clinical presentations: acute and chronic AR, each characterized by its own set of symptoms and physical findings.Acute Aortic RegurgitationAcute AR presents with a sudden onset of severe symptoms. Patients typically experience profound dyspnea (shortness of breath), chest pain, and signs of left...
52
Mitral Stenosis II: Clinical features and Diagnostic Tests
37
Mitral stenosis is a heart condition in which the mitral valve, which allows blood to flow from the left atrium to the left ventricle, becomes narrowed or stenotic. This narrowing hinders blood flow and leads to clinical symptoms requiring specific medical evaluations and management strategies. The following overview outlines the clinical symptoms, assessments, diagnostic findings, prevention methods, and treatments for mitral stenosis.Clinical ManifestationsDyspnea (shortness of breath): This...
37
Aortic Regurgitation III: Medical Management
42
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...
42
Acute Coronary Syndrome III: Diagnostic Studies
23
Diagnosing acute coronary syndrome or ACS begins with a thorough patient history. Notable symptoms include central, crushing chest pain radiating to the left arm, neck, jaw, or back, along with shortness of breath, sweating (diaphoresis), nausea, vomiting, dizziness, and palpitations.It is crucial to note any history of cardiac illnesses and assess risk factors, including age, gender, smoking, hypertension, diabetes, hyperlipidemia, and a sedentary lifestyle.During physical examination, vital...
23


