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相关概念视频

Node Analysis for AC Circuits01:14

Node Analysis for AC Circuits

316
Consider an angioplasty system featuring a catheter equipped with a turbine, a critical tool for removing plaque deposits from coronary arteries. This intricate medical device operates using a circuit model reminiscent of a dual-node RLC circuit powered by a current-controlled voltage source.
To unravel the complexities of this system, nodal analysis is employed, a powerful technique founded on Kirchhoff's current law (KCL), which remains valid for phasors. AC circuits can effectively be...
316

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Ablation of Ischemic Ventricular Tachycardia Using a Multipolar Catheter and 3-dimensional Mapping System for High-density Electro-anatomical Reconstruction
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在复杂的大动脉干预中使用电线技术:一系列案例

Jose I Torrealba1, Giuseppe Panuccio1, Fiona Rohlffs1

  • 1German Aortic Center Hamburg, Department of Vascular Medicine, University Heart Center, University Hospital Hamburg-Eppendorf, Hamburg, Germany.

Journal of endovascular therapy : an official journal of the International Society of Endovascular Specialists
|April 10, 2024
PubMed
概括

这项研究引入了用于复杂的大动脉手术的电气化线技术,使剖析和内移植窗体的安全有效的电术成为可能. 这种方法在所有情况下都被证明是成功的,没有并发症.

关键词:
一个大动脉缩症.大动脉切割剖析.切割片的切割片可以切割.电外科手术 电外科手术在现场设置窗户.

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科学领域:

  • 血管外科 血管外科
  • 干预心脏病学 干预心脏病学
  • 医疗器械 医疗器械

背景情况:

  • 电外科是建立在内血管程序.
  • 它在大动脉干预中的应用是有限的,只有病例报告可用.
  • 一种新的电气化电线技术为复杂的大动脉手术提供了一种新的方法.

研究的目的:

  • 在复杂的大动脉干预中,介绍一系列关于使用电气化电线用于导管式电外科手术的案例.
  • 评估该技术的可行性,安全性和有效性.

主要方法:

  • 从2020年10月到2023年8月进行复杂的大动脉手术的患者的回顾性病例系列.
  • 电气化的电线技术被用于剖析孔,LSA in situ窗体和大动脉动交叉.
  • 方法包括从PTFE涂层导线上脱离绝缘材料,并连接电笔.

主要成果:

  • 这项技术在12例病例中被应用 (11例大动脉剖析,1例大动脉缩).
  • 在所有情况下都取得了成功的应用,包括孔,奶酪线技术和LSA窗口.
  • 没有报告与电气化电线技术相关的并发症.

结论:

  • 电气化线技术是复杂的大动脉干预的可行,易于获得和安全的工具.
  • 它对于穿孔大动脉组织和在现场进行窗户修复特别有用.
  • 该技术在各种需要血管或假肢穿越的血管程序中具有潜在的应用.