REENTRY IN 3-DIMENSIONAL FITZHUGH-NAGUMO MEDIUM WITH ROTATIONAL ANISOTROPY

被引:76
作者
PANFILOV, AV [1 ]
KEENER, JP [1 ]
机构
[1] UNIV UTAH,DEPT MATH,SALT LAKE CITY,UT 84112
来源
PHYSICA D | 1995年 / 84卷 / 3-4期
基金
美国国家科学基金会;
关键词
D O I
10.1016/0167-2789(95)00059-D
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We study numerically the dynamics of re-entry in a three-dimensional Fitzhugh-Nagumo-type model of myocardial tissue with rotational anisotropy. We find that rotational anisotropy can induce the breakdown of re-entry from a stable scroll wave into a complicated pattern having a surface electrogram similar to that from ventricular fibrillation.
引用
收藏
页码:545 / 552
页数:8
相关论文
共 16 条
[11]  
PLONSEY R, 1984, IEEE FRONTIERS ENG C, P367
[12]   THE DISCONTINUOUS NATURE OF PROPAGATION IN NORMAL CANINE CARDIAC-MUSCLE - EVIDENCE FOR RECURRENT DISCONTINUITIES OF INTRACELLULAR RESISTANCE THAT AFFECT THE MEMBRANE CURRENTS [J].
SPACH, MS ;
MILLER, WT ;
GESELOWITZ, DB ;
BARR, RC ;
KOOTSEY, JM ;
JOHNSON, EA .
CIRCULATION RESEARCH, 1981, 48 (01) :39-54
[13]   SINGULAR PERTURBATION-THEORY OF TRAVELING WAVES IN EXCITABLE MEDIA [J].
TYSON, JJ ;
KEENER, JP .
PHYSICA D-NONLINEAR PHENOMENA, 1988, 32 (03) :327-361
[14]   COMPUTER-SIMULATION OF SUPRAVENTRICULAR TACHYCARDIA WITH THE WOLFF-PARKINSON-WHITE SYNDROME USING 3-DIMENSIONAL HEART MODELS [J].
WEI, D ;
YAMADA, G ;
MUSHA, T ;
TSUNAKAWA, H ;
TSUTSUMI, T ;
HARUMI, K .
JOURNAL OF ELECTROCARDIOLOGY, 1990, 23 (03) :261-273
[15]   ELECTRICAL INSTABILITY IN CARDIAC-MUSCLE - PHASE SINGULARITIES AND ROTORS [J].
WINFREE, AT .
JOURNAL OF THEORETICAL BIOLOGY, 1989, 138 (03) :353-405
[16]   SUDDEN CARDIAC DEATH - A PROBLEM IN TOPOLOGY [J].
WINFREE, AT .
SCIENTIFIC AMERICAN, 1983, 248 (05) :144-&