相关实验视频

Updated: Jul 5, 2025

Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS

Invasive Hemodynamic Monitoring of Aortic and Pulmonary Artery Hemodynamics in a Large Animal Model of ARDS

Published on: November 26, 2018

肺血管阻力预测左心室辅助装置植入患者的右心力衰竭

René Schramm¹, Johannes Kirchner², Mohamad Ibrahim¹

¹Clinic for Thoracic and Cardiovascular Surgery, Herz- und Diabeteszentrum NRW, Ruhr-Universität Bochum, Georgstraße 11, 32545 Bad Oeynhausen, Germany.

Journal of clinical medicine

|January 23, 2024

概括

在左心室辅助装置 (LVAD) 植入后,右心力衰竭 (RHF) 显著增加了死亡率和发病率. 手术前的肺血管阻力 (PVR) 预测了RHF的发展和LVAD后的生存.

科学领域:

心脏病学心脏病学
心血管外科心血管外科
医疗器械医疗器械

背景情况:

右心力衰竭 (RHF) 是左心室辅助装置 (LVAD) 植入后的一种严重并发症.
红风与增加的发病率,更长的住院时间和更高的死亡率有关.

研究的目的:

在接受LVAD植入的患者中确定RHF的预测因子.
评估RHF对LVAD植入后结果的影响.

主要方法:

对129名连续接受LVAD植入的患者的回顾性分析.
侵袭性右心导管以测量基线肺血管阻力 (PVR).

主要成果:

34名患者 (26%) 患有RHF,经历了更长时间的机械呼吸,ICU和住院治疗.
在患有RHF的患者中,全因死亡率在一年内显著增加 (29.4%与1.2%相比).
基线PVR> 250dyn/s/cm5是RHF发展和死亡率的显著预测指标.

结论:

在LVAD植入后,RHF会对结果产生负面影响.
术前PVR测量对于风险分层和指导手术策略至关重要 (单一与双心室支持).

关键词:

心脏衰竭是因为心脏衰竭.左心室辅助装置的使用肺血管阻力肺血管阻力幸存率幸存率生存率

更多相关视频

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device

Insertion, Maintenance, and Removal of the Percutaneous Dual Lumen Cannula Right Ventricular Assist Device

Published on: July 20, 2022

Induction of Right Ventricular Failure by Pulmonary Artery Constriction and Evaluation of Right Ventricular Function in Mice

Induction of Right Ventricular Failure by Pulmonary Artery Constriction and Evaluation of Right Ventricular Function in Mice

Published on: May 13, 2019

相关概念视频

Vascular Resistance

Vascular Resistance

Vascular resistance is a critical concept in understanding blood flow dynamics in the circulatory system. It refers to the resistance that blood encounters as it flows through the blood vessels. This resistance is a key factor in determining blood pressure and cardiac workload.
The primary determinants of vascular resistance are vessel diameter, blood viscosity, and vessel length. Among these, vessel diameter plays the most significant role due to the fourth power relationship described by...