Marked reduction of ventricular defibrillation threshold by application of an auxiliary shock to a catheter electrode in the left posterior coronary vein of dogs

Journal of Cardiovascular Electrophysiology

Volumn 11, Issue 8, 2000, Pages 900-906

  Kenknight, Bruce H ^a   Walker, Robert G ^b   Ideker, Raymond E ^b,c  

^a BOSTON SCIENTIFIC CORPORATION   (United States)

^b University of Alabama at Birmingham   (United States)

^c UNIVERSITY OF ALABAMA AT BIRMINGHAM   (United States)

Author keywords

Defibrillation; Left ventricle; Venous; Waveform

Indexed keywords

ANIMAL EXPERIMENT; ARTICLE; CATHETER; CORONARY VEIN; DEFIBRILLATION; DEFIBRILLATOR; DOG; ELECTRODE; HEART LEFT VENTRICLE; HEART MUSCLE; NONHUMAN; PRIORITY JOURNAL; SHOCK WAVE; WAVEFORM;

EID: 0033844531     PISSN: 10453873     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1540-8167.2000.tb00070.x     Document Type: Article

References (29)

1. Why do some patients have high defibrillation thresholds at defibrillator implantation? Answers from basic research
2. Anesthesia and immobilization of specific species. A: Dogs and cats
3. Anesthesia and immobilization of specific species. C: Ruminants
4. Impedance to defibrillation countershock: Does an optimal impedance exist?
5. Strength-duration curves for trapezoidal waveforms of various tilts for transchest defibrillation in animals
6. Progressive depolarization: A unified hypothesis for defibrillation and fibrillation induction by shocks
7. Activation of cardiac tissue by extracellular electrical shocks. Formation of 'secondary sources' at intercellular clefts in monolayers of cultured myocytes
8. Virtual electrode-induced phase singularity: A basic mechanism of defibrillation failure
9. Discrete versus syncytial tissue behavior in a model of cardiac stimulation - II: Results of simulation
10. Shock-induced depolarization of refractory myocardium prevents wave-front propagation in defibrillation
11. Epicardial sock mapping following monophasic and biphasic shocks of equal voltage with an endocardial lead system
12. Locally propagated activation immediately after internal defibrillation
13. Three-dimensional potential gradient fields generated by intracardiac catheter and cutaneous patch electrodes
14. The physiologic basis for cardiac resuscitation from ventricular fibrillation: Method for serial defibrillation
15. Ventricular defibrillation: A new aspect
16. Ventricular defibrillation by monophasic trapezoidal-shaped double-pulses of low electrical energy
17. Ventricular defibrillation with single and twin pulses of half-sinusoidal current
18. Patterns of ventricular activity during catheter defibrillation
19. Sequential pulse defibrillation for implantable defibrillators
20. Internal cardiac defibrillation: Single and sequential pulses and a variety of lead orientations
21. Internal cardiac defibrillation in man: Pronounced improvement with sequential pulse delivery to two different lead orientations
22. Effective defibrillation in pigs using interleaved and common phase sequential biphasic shocks
23. Impact of low-amplitude auxiliary shock strength on endocardial defibrillation threshold reductions with novel dual-shock therapy
24. Impact of coupling interval on defibrillation threshold reductions with an auxiliary shock
25. Impact of auxiliary shock characteristics on defibrillation threshold reductions
26. Dramatic DFT reduction using a left ventricular electrode: Interaction between LV lead position and shock waveform
27. Nature of ventricular activation in patients with dilated cardiomyopathy: Evidence for bilateral bundle branch block
28. First ventricular defibrillation system in patients using a new prototype coronary vein electrode residing on the left ventricle
29. Significant defibrillation energy reduction in patients using a left coronary vein lead and energy-balanced dual shock waveform