Shock timing lowers transvenous defibrillation energy requirement

Journal of Electrocardiology

Volumn 31, Issue SUPPL., 1998, Pages 35-40

  Hsu, William ^a,c   Lin, Yayun ^a   Lang, Douglas J ^a   Jones, Janice L ^b  

^a CPI/Guidant ^*  (United States)

^b GEORGETOWN UNIVERSITY   (United States)

^c Tachy Research Department   (United States)

Author keywords

Defibrillation; Electrogram; Shock synchronization

Indexed keywords

ALGORITHM; COMPUTER PROGRAM; CONFERENCE PAPER; DEFIBRILLATION; ELECTROGRAPHY; HEART VENTRICLE FIBRILLATION; HYPOTHESIS; PRIORITY JOURNAL; PROBABILITY; PROSPECTIVE STUDY;

EID: 0032438442     PISSN: 00220736     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0022-0736(98)90281-3     Document Type: Conference Paper

References (11)

1. Kuelz KW, Hsia PW, Wise RM et al: Integration of absolute ventricular fibrillation voltage corresponds with successful defibrillation. IEEE Trans Biomed Eng 41:782, 1994
2. Jones DL, Klein GJ: Ventricular fibrillation: the importance of being coarse? J Electrocardiol 17:393, 1984
3. Hsu W, Lin Y, Lang DJ et al: Improved defibrillation success with shock timed to morphology electrogram. Circulation 98:808, 1998
4. Hahn S, Swanson DK, Lang DJ: A comparison of standard vs up/down methods for determining the defibrillation probability curve. IEEE EMBS 15:844, 1993
5. Hsu W, Lin Y, Heil BJ et al: Effect of shock timing on defibrillation success. PACE 20:153, 1997
6. Hsu W, Lin Y, Lang DJ et al: Transveneous defibrillation efficacy is improved for shocks critically timed to characteristics in endocardial morphology but not surface electrograms. PACE 20:471, 1997
7. Walcott GP, Smith WM, Ideker RE: Estimating the number of activation wavefronts on the heart during ventricular fibrillation using the statistical runs test. Circulation 94:0272 (abstract), 1996
8. Gray RA, Jalife J: Self-organized drifting spiral waves as a mechanism for ventricular fibrillation. Circulation 94:0269 (abstract), 1996
9. Tovar OH, Jones JL: Relationship between "extension of refractoriness" and probability of successful defibrillation. Am J Physiol 272:H1011-H1019, 1997
10. Jones JL, Noe WA, Moulder J et al: Synchronized shocks reduce defibrillation threshold. Proc Ann Int Conf IEEE EMBS 19:145, 1997
11. Jones JL, Swartz JF, Jones R et al: Increasing defibrillation duration enhances relative asymmetrical biphasic versus monophasic defibrillator waveform efficacy. Circ Res 67:376, 1990