Effects of polarity for monophasic and biphasic shocks on defibrillation efficacy with an endocardial system

PACE - Pacing and Clinical Electrophysiology

Volumn 19, Issue 1, 1996, Pages 65-71

  Usui, Masahiro ^a,b   Walcott, Gregory P ^a,b   Strickberger, S Adam ^c   Rollins, Dennis L ^a,b   Smith, William M ^a,b   Ideker, Raymond E ^a,b,d  

^a DUKE UNIVERSITY   (United States)

^b Duke University   (United States)

^c UNIVERSITY OF MICHIGAN   (United States)

^d UNIVERSITY OF ALABAMA SCHOOL OF MEDICINE   (United States)

Author keywords

biphasic waveform; monophasic waveform; polarity reversal; transvenous defibrillation

Indexed keywords

ACTION POTENTIAL; ANIMAL EXPERIMENT; ANIMAL MODEL; ARTICLE; CONTROLLED STUDY; DEFIBRILLATION; ENDOCARDIUM; HEART FIBRILLATION; HEART RIGHT ATRIUM; NONHUMAN; PACEMAKER ELECTRODE; POLARIZATION; SUPERIOR CAVA VEIN; SWINE; WAVEFORM;

ANIMALS; ELECTRIC COUNTERSHOCK; ELECTRODES, IMPLANTED; ENDOCARDIUM; HEART VENTRICLES; SWINE; TIME FACTORS; VENA CAVA, SUPERIOR; VENTRICULAR FIBRILLATION;

EID: 0030064580     PISSN: 01478389     EISSN: None     Source Type: Journal    
DOI: 10.1111/j.1540-8159.1996.tb04792.x     Document Type: Article

References (26)

1. Troup PJ, Chapman PD, Olinger GN, et al. The implanted defibrillator: Relation to defibrillating lead configuration and clinical variables to defibrillation threshold. J Am Coll Cardiol 1985; 6: 1315-1321.
2. Ideker RE, Wolf PD, Alferness CA, et al. Current concepts for selecting the location, size, and shape of defibrillation electrodes. PACE 1991; 14: 227-240.
3. Winkle RA, Mead RH. Ruder MA, et al. Improved low energy defibrillation efficacy in man with the use of a biphasic truncated exponential waveform. Am Heart J 1989; 117:122-127.
4. Bardy GH, Ivey TD, Allen MD, et al. A prospective randomized evaluation of biphasic versus monophasic waveform pulses on defibrillation efficacy in humans. J Am Coll Cardiol 1989; 14:728-733.
5. Bardy GH, Ivey TD, Johnson G, et al. Prospective evaluation of initially ineffective defibrillation pulses on subsequent defibrillation success during ventricular fibrillation in survivors of cardiac arrest. Am J Cardiol 1988; 62:718-722.
6. Schuder JC, Stoeckle H, McDaniel WC, et al. Is the effectiveness of cardiac ventricular defibrillation dependent upon polarity? Med lnstrum 1987; 21: 262-265.
7. Bardy GH, Ivey TD, Allen MD, et al. Evaluation of electrode polarity on defibrillation efficacy. Am J Cardiol 1989; 63:433-437.
8. O'Neill PG, Boahene KA, Lawrie GM, et al. The automatic implantable cardioverter-defibrillator: Effect of patch polarity on defibrillation threshold. J Am Coll Cardiol 1991; 17:707-711.
9. Troup P, Wetherbee JN, Chapman PD, et al. Does electrode polarity affect defibrillation efficacy? (abstract) PACE 1990; 13:528.
10. Weaver WD, Martin JS, Wirkus MJ, et al. Influence of external defibrillator electrode polarity on cardiac resuscitation. PACE 1993; 16:285-291.
11. Thakur RK, Souza JJ, Chapman PD, et al. Electrode polarity is an important determinant of defibrillation efficacy using a nonthoracotomy system. PACE 1994; 17:919-923.
12. Strickberger SA, Hummel JD, Horwood LE, et al. Effect of shock polarity on ventricular defibrillation threshold using a transvenous lead system. J Am Coll Cardiol 1994; 24:1069-1072.
13. McDaniel WC, Schuder JC, An up-down algorithm for estimation of the cardiac ventricular defibrillation threshold. Med Instrum 1987; 21:170-176.
14. Davy JM, Fain ES, Dorian P, et al. The relationship between successful defibrillation and delivered energy in open-chest dogs: Reappraisal of the "defibrillation threshold" concept. Am Heart J 1987; 113:77-84.
15. Jones DL, Irish WD, Klein GJ, et al. Defibrillation efficacy: Comparison of defibrillation threshold versus dose-response curve determination. Circ Res 1991; 69:45-51.
16. SAS/STAT® User's Guide, Release 6.03 Edition. Cary, NC, SAS Institute, Inc., 1988.
17. Wharton JM, Wolf PD, Smith WM, et al. Cardiac potential and potential gradient fields generated by a single, combined, and sequential shocks during ventricular defibrillation. Circulation 1992; 85: 1510-1523.
18. Sepulveda NG, Roth BJ, Wikswo JP Jr. Current injection into a two-dimensional anisotropic bidomain. Biophys J 1989; 55:987-999.
19. Trayanova NA, Roth BJ, Maiden LJ. The response of a spherical heart to a uniform electric field: A bidomain analysis of cardiac stimulation. IEEE Trans Biomed Eng 1993; 40:899-908.
20. Knisley SB, Hill BC, Ideker RE. Virtual electrode effects in myocardial fibers. Biophys J 1994; 66: 719-728.
21. Neunlist M, Tung L. Optical recordings of ventricular excitability of frog heart by an extracellular stimulating point electrode. PACE 1994; 17: 1641-1654.
22. Wolf PD, Walcott GP, Smith WM, et al. Epicardial mapping demonstrates a predictable arrhythmia following unsuccessful transvenous defibrillation near threshold. (abstract) J Am Coll Cardiol 1994; 23:421A.
23. Tang ASL, Wolf PD, Afework Y, et al. Three-dimensional potential gradient fields generated by intracardiac catheter and cutaneous patch electrodes. Circulation 1992; 85:1857-1864.
24. Dixon EG, Tang ASL, Wolf PD, et al. Improved defibrillation thresholds with large contoured epicardial electrodes and biphasic waveforms. Circulation 1987; 76:1176-1184.
25. Tang ASL, Yabe S, Wharton JM, et al. Ventricular defibrillation using biphasic waveforms: The importance of phasic duration. J Am Coll Cardiol 1989; 13:207-214.
26. Feeser SA, Tang ASL, Kavanagh KM, et al. Strength-duration and probability of success curves for defibrillation with biphasic waveforms. Circulation 1990; 82:2128-2141.