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基于反馈共振漂移效应的低压心脏除颤器设计原理

Design principles of a low voltage cardiac defibrillator based on the effect of feedback resonant drift.

作者信息

Biktashev V N, Holden A V

机构信息

Institute of Mathematical Problems of Biology, Pushchino, Moscow Region, Russia.

出版信息

J Theor Biol. 1994 Jul 21;169(2):101-12. doi: 10.1006/jtbi.1994.1132.

DOI:10.1006/jtbi.1994.1132
PMID:7934075
Abstract

We explore the possibility of exploiting the phenomenon of the resonant drift of autowave vortices in the design of low-voltage cardiac defibrillators. The problem of reflection of resonantly drifting vortices by inexcitable boundaries is overcome by using feedback. Numerical studies show that the voltage needed for defibrillation by this method may be substantially less (by an order of magnitude) than that used in conventional single-shock defibrillation.

摘要

我们探讨了在低压心脏除颤器设计中利用自波涡旋共振漂移现象的可能性。通过使用反馈,克服了不可兴奋边界对共振漂移涡旋的反射问题。数值研究表明,用这种方法进行除颤所需的电压可能比传统单次电击除颤所使用的电压低得多(低一个数量级)。

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