RFCA カテーテルアブレーション - me
网页2017年7月9日 · 抵抗熱. 高周波通電によって、細胞内の荷電粒子が高速で攪拌され、摩擦現象によって熱を発生します。. 抵抗熱は、電極の接している表面、数mmのみに発生します。. 電極自体が発熱して、組織が加熱されている訳ではないことを理解する。. 伝導熱. 高周 …
心脏射频消融手术视频详解，4招识别复发风险！ - MedSci
网页2021年10月17日 · 射频导管消融术（radiofrequency catheter ablation，RFCA）是治疗心房颤动的有效手段，是针对心房肌局部解剖的电活动异常，采取热能或冷冻方式使局部心肌坏死，从而达到根治的目的。 RFCA在很多方面均优于抗心律失常药物，是治疗药物难治的阵发性和持续性AF的重要治疗方法。 01 RFCA手术过程. 过程：股静脉穿刺→送入导管→导管在房间隔进行穿刺→肺静脉开口处消融. 房间隔穿刺. 肺静脉处消融. 消融成功后. 房间隔穿刺. …
Catheter Ablation: Overview, Indications and Contraindications ...
网页2022年7月18日 · Radiofrequency catheter ablation (RFCA) has revolutionized treatment for tachyarrhythmias and has become first-line therapy for some tachycardias. Although developed in the 1980s...
Radiofrequency catheter ablation of ventricular tachycardia in ...
网页2020年11月2日 · Radiofrequency catheter ablation (RFCA) has been accepted as an efficient therapy for tachycardia, and substantial improvement in the outcomes of RFCA in pediatric patients has been seen. However, there is not enough data on the clinical outcomes of RFCA for ventricular tachycardia (VT) in pediatric patients.
Curative catheter ablation in atrial fibrillation and typical atrial ...
网页Radio frequency catheter ablation (RFCA) for the treatment of cardiac arrhythmias involves the percutaneous insertion of catheters that are guided by fluoroscopy to the heart.
Trend and risk factors of recurrence and complications after ...
网页2019年5月30日 · This 10-year longitudinal retrospective study is the first nation-wide, large-scale study of the trend, recurrence and complications of radiofrequency catheter ablation (RFCA). This article is the first study to compare recurrence and complications among five different types of arrhythmias after RFCA.
Effect of radiofrequency catheter ablation on left atrial structure …
网页2022年6月9日 · Radiofrequency catheter ablation (RFCA) is widely used to treat atrial fibrillation (AF), but its effect on left atrial (LA) remodeling in patients with AF is not...
Effects of different ablation strategies on long-term left atrial ...
网页2019年5月22日 · Restoration of sinus rhythm in atrial fibrillation (AF) by radiofrequency catheter ablation (RFCA) is associated with a transient stunning of left atrial (LA) function. However, the long-term...
Clinical and Echocardiographic Risk Factors Predict Late …
网页2019年5月3日 · The benefits of radiofrequency catheter ablation (RFCA) for patients with atrial fibrillation (AF) significantly decrease with late recurrence (LR).
Curative catheter ablation in atrial fibrillation and typical atrial ...
网页RFCA is a relatively safe and efficacious procedure for the therapeutic treatment of AF and typical atrial flutter. There is some randomised evidence to suggest that RFCA is superior to AADs in patients with drug-refractory paroxysmal AF in terms of freedom from arrhythmia at 12 months. RFCA appears ….