Saline‐Irrigated Radiofrequency Ablation Electrode with External Cooling

Saline‐Irrigated Radiofrequency Ablation Electrode with External Cooling
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带外部冷却的盐水冲洗射频消融电极

DOI:
10.1046/j.1540-8167.2005.40629.x
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发表时间:
2005
影响因子:
2.7
通讯作者:
W. Jackman
W. Jackman
中科院分区:
医学3区
文献类型:
--
作者:
F. Wittkampf;H. Nakagawa;S. Foresti;H. Aoyama;W. Jackman

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前言:开放冲洗的消融电极可以通过防止蛋白质聚集和凝结形成来提高射频消融的安全性。这在左房颤动的导管消融等左侧手术中尤为重要。然而,电极冷却和固有的温度反馈损失严重降低了监测组织加热的能力。亲密接触可能无法识别,标称射频功率水平的传递可能会导致组织过度加热、蒸汽爆炸,甚至填塞。
Introduction: Open flush, irrigated ablation electrodes may improve the safety of radiofrequency catheter ablation by preventing protein aggregation and coagulum formation. This is particularly important in left‐sided procedures like catheter ablation of atrial fibrillation. Electrode cooling and the inherent loss of temperature feedback, however, grossly reduce the ability to monitor tissue heating. Intimate contact may not be recognized and the delivery of nominal RF power levels may then lead to excessive tissue heating, steam explosions, and even tamponade.
DOI: 10.1161/01.cir.91.8.2264
发表时间: 1995-04-15
期刊: CIRCULATION
影响因子: 37.8
作者:
NAKAGAWA, H;YAMANASHI, WS;JACKMAN, WM
通讯作者: JACKMAN, WM