H Calkins

Summary

Affiliation: Johns Hopkins University
Country: USA

Publications

  1. ncbi request reprint Catheter ablation of accessory pathways, atrioventricular nodal reentrant tachycardia, and the atrioventricular junction: final results of a prospective, multicenter clinical trial. The Atakr Multicenter Investigators Group
    H Calkins
    Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Circulation 99:262-70. 1999
  2. ncbi request reprint Cost-effectiveness of catheter ablation in patients with ventricular tachycardia
    H Calkins
    Johns Hopkins University, Baltimore, MD, USA
    Circulation 101:280-8. 2000
  3. ncbi request reprint Resuscitation after prolonged ventricular fibrillation with use of monophasic and biphasic waveform pulses for external defibrillation
    C T Leng
    Division of Cardiology, Department of Medicine, The Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Circulation 101:2968-74. 2000
  4. ncbi request reprint Laser ablation of the pulmonary veins by using a fiberoptic balloon catheter: implications for treatment of paroxysmal atrial fibrillation
    N M Fried
    Department of Biomedical Engineering, The Johns Hopkins University, Baltimore, Maryland 21205, USA
    Lasers Surg Med 28:197-203. 2001
  5. ncbi request reprint Electrical induction of ventricular fibrillation for resuscitation from postcountershock pulseless and asystolic cardiac arrests
    C T Leng
    Division of Cardiology, Department of Medicine, The Johns Hopkins Medical Institutions, The Johns Hopkins University, Baltimore, MD, USA
    Circulation 104:723-8. 2001
  6. ncbi request reprint Catheter ablation of ventricular tachycardia in patients with structural heart disease using cooled radiofrequency energy: results of a prospective multicenter study. Cooled RF Multi Center Investigators Group
    H Calkins
    Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    J Am Coll Cardiol 35:1905-14. 2000
  7. ncbi request reprint Linear lesions in myocardium created by Nd:YAG laser using diffusing optical fibers: in vitro and in vivo results
    N M Fried
    Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland 21205, USA
    Lasers Surg Med 27:295-304. 2000
  8. ncbi request reprint Catheter ablation for cardiac arrhythmias
    H Calkins
    Department of Medicine, Johns Hopkins Hospital, Baltimore, Maryland, USA
    Med Clin North Am 85:473-502, xii. 2001
  9. ncbi request reprint Prospective randomized comparison of the safety and effectiveness of placement of endocardial pacemaker and defibrillator leads using the extrathoracic subclavian vein guided by contrast venography versus the cephalic approach
    H Calkins
    Department of Medicine, Johns Hopkins University School of Medicine, 600 N Wolfe St, Baltimore, MD 21287, USA
    Pacing Clin Electrophysiol 24:456-64. 2001
  10. ncbi request reprint Beat-to-beat QT interval variability: novel evidence for repolarization lability in ischemic and nonischemic dilated cardiomyopathy
    R D Berger
    Johns Hopkins School of Medicine, Baltimore, MD 21287, USA
    Circulation 96:1557-65. 1997

Collaborators

Detail Information

Publications15

  1. ncbi request reprint Catheter ablation of accessory pathways, atrioventricular nodal reentrant tachycardia, and the atrioventricular junction: final results of a prospective, multicenter clinical trial. The Atakr Multicenter Investigators Group
    H Calkins
    Johns Hopkins University School of Medicine, Baltimore, MD, USA
    Circulation 99:262-70. 1999
    ..The purpose of this study was to evaluate the safety and efficacy of a temperature-controlled radiofrequency catheter ablation system...
  2. ncbi request reprint Cost-effectiveness of catheter ablation in patients with ventricular tachycardia
    H Calkins
    Johns Hopkins University, Baltimore, MD, USA
    Circulation 101:280-8. 2000
    ..The analysis used a societal perspective for a hypothetical cohort of VT patients with implantable cardioverter-defibrillators, who were experiencing frequent shocks...
  3. ncbi request reprint Resuscitation after prolonged ventricular fibrillation with use of monophasic and biphasic waveform pulses for external defibrillation
    C T Leng
    Division of Cardiology, Department of Medicine, The Johns Hopkins Medical Institutions, Baltimore, MD, USA
    Circulation 101:2968-74. 2000
    ..However, they have not been rigorously tested against monophasic (MP) waveforms in clinical models of external defibrillation, particularly where rescue from prolonged VF is the general rule...
  4. ncbi request reprint Laser ablation of the pulmonary veins by using a fiberoptic balloon catheter: implications for treatment of paroxysmal atrial fibrillation
    N M Fried
    Department of Biomedical Engineering, The Johns Hopkins University, Baltimore, Maryland 21205, USA
    Lasers Surg Med 28:197-203. 2001
    ..A new fiberoptic balloon catheter was tested as an alternative to radiofrequency catheter ablation for creation of circumferential thermal lesions at the pulmonary vein orifice...
  5. ncbi request reprint Electrical induction of ventricular fibrillation for resuscitation from postcountershock pulseless and asystolic cardiac arrests
    C T Leng
    Division of Cardiology, Department of Medicine, The Johns Hopkins Medical Institutions, The Johns Hopkins University, Baltimore, MD, USA
    Circulation 104:723-8. 2001
    ..It remains unclear, however, whether harmful effects are due primarily to initial countershock of ischemic myocardium or to resultant postdefibrillation rhythms (ie, pulseless electrical activity [PEA] or asystole)...
  6. ncbi request reprint Catheter ablation of ventricular tachycardia in patients with structural heart disease using cooled radiofrequency energy: results of a prospective multicenter study. Cooled RF Multi Center Investigators Group
    H Calkins
    Johns Hopkins University School of Medicine, Baltimore, Maryland 21287, USA
    J Am Coll Cardiol 35:1905-14. 2000
    ..The purpose of this multicenter study was to evaluate the safety and efficacy of a radiofrequency (RF) catheter ablation system with internal saline irrigation...
  7. ncbi request reprint Linear lesions in myocardium created by Nd:YAG laser using diffusing optical fibers: in vitro and in vivo results
    N M Fried
    Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland 21205, USA
    Lasers Surg Med 27:295-304. 2000
    ..This study uses laser energy delivered through diffusing optical fibers as an alternative to radiofrequency energy for the creation of linear lesions in cardiac tissue in a single application...
  8. ncbi request reprint Catheter ablation for cardiac arrhythmias
    H Calkins
    Department of Medicine, Johns Hopkins Hospital, Baltimore, Maryland, USA
    Med Clin North Am 85:473-502, xii. 2001
    ..Catheter ablation is considered as an alternative to pharmacologic therapy in the treatment of these cardiac arrhythmias...
  9. ncbi request reprint Prospective randomized comparison of the safety and effectiveness of placement of endocardial pacemaker and defibrillator leads using the extrathoracic subclavian vein guided by contrast venography versus the cephalic approach
    H Calkins
    Department of Medicine, Johns Hopkins University School of Medicine, 600 N Wolfe St, Baltimore, MD 21287, USA
    Pacing Clin Electrophysiol 24:456-64. 2001
    ..These findings suggest that the contrast-guided approach to the extrathoracic portion of the subclavian vein should be considered as an alternative to the cephalic approach...
  10. ncbi request reprint Beat-to-beat QT interval variability: novel evidence for repolarization lability in ischemic and nonischemic dilated cardiomyopathy
    R D Berger
    Johns Hopkins School of Medicine, Baltimore, MD 21287, USA
    Circulation 96:1557-65. 1997
    ..We sought to test the hypothesis that beat-to-beat QT interval variability is increased in DCM patients compared with control subjects...
  11. ncbi request reprint Ventricular pacing with premature excitation for treatment of hypertensive-cardiac hypertrophy with cavity-obliteration
    D A Kass
    Division of Cardiology, Department of Medicine, The Johns Hopkins Medical Institutions, Baltimore, Maryland, USA
    Circulation 100:807-12. 1999
    ..Accordingly, we hypothesized that pacing may improve exercise tolerance long-term in this syndrome...
  12. ncbi request reprint Catheter ablation for cardiac arrhythmias
    L Lickfett
    Johns Hopkins Hospital, Baltimore, Maryland, USA
    Minerva Cardioangiol 50:189-207. 2002
    ..In this article we will review the current state of knowledge about the technique, indications, and results of catheter ablation for the treatment of cardiac arrhythmias...
  13. ncbi request reprint Lead configuration for defibrillator implantation in a patient with congenital heart disease and a mechanical prosthetic tricuspid valve
    C T Leng
    Department of Medicine, The Johns Hopkins Medical Institutions, Baltimore, Maryland, USA
    Pacing Clin Electrophysiol 24:1291-2. 2001
    ..Their lead configuration deviates substantially from existing designs in its primary use of a coronary sinus defibrillation coil and a left-sided subcutaneous array to distribute current across the ventricular myocardium...
  14. ncbi request reprint Fludrocortisone acetate to treat neurally mediated hypotension in chronic fatigue syndrome: a randomized controlled trial
    P C Rowe
    Departments of Pediatrics and Medicine, Johns Hopkins Hospital, 600 N Wolfe St, Baltimore, MD 21287, USA
    JAMA 285:52-9. 2001
    ..Further studies are needed to determine whether other medications or combination therapy are more effective in treating orthostatic intolerance in patients with CFS...
  15. pmc Interaction between neuronal nitric oxide synthase and inhibitory G protein activity in heart rate regulation in conscious mice
    P Jumrussirikul
    Department of Medicine, Department of Neurology, Department of Neuroscience, Department of Physiology, and Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland 21287, USA
    J Clin Invest 102:1279-85. 1998
    ..Thus, neuronally derived NO and cardiac inhibitory G protein activity serve as parallel pathways to mediate autonomic slowing of heart rate in the mouse...