J Clementy

Summary

Country: France

Publications

  1. ncbi request reprint Dissociated pulmonary vein arrhythmia: incidence and characteristics
    Rukshen Weerasooriya
    Service du Professeur Clementy Room 338, 3rd West, Hopital Cardiologique du Haut Leveque, Avenue de Magellan, Bordeaux Pessac 33604, France
    J Cardiovasc Electrophysiol 14:1173-9. 2003
  2. ncbi request reprint Catheter ablation of long-lasting persistent atrial fibrillation: clinical outcome and mechanisms of subsequent arrhythmias
    Michel Haissaguerre
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 16:1138-47. 2005
  3. ncbi request reprint Pseudo sinus rhythm originating from the left superior pulmonary vein in a patient with paroxysmal atrial fibrillation
    T Yamane
    Hopital Cardiologique du Haut Leveque, Bordeaux, France
    J Cardiovasc Electrophysiol 12:1190-1. 2001
  4. ncbi request reprint Catheter ablation of long-lasting persistent atrial fibrillation: critical structures for termination
    Michel Haissaguerre
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 16:1125-37. 2005
  5. ncbi request reprint Electrogram polarity reversal as an additional indicator of breakthroughs from the left atrium to the pulmonary veins
    Teiichi Yamane
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Am Coll Cardiol 39:1337-44. 2002
  6. ncbi request reprint Successful ablation of Hisian ectopy identified by a reversed His bundle activation sequence
    Kee Joon Choi
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Interv Card Electrophysiol 6:183-6. 2002
  7. ncbi request reprint High-resolution mapping of tachycardia originating from the superior vena cava: evidence of electrical heterogeneity, slow conduction, and possible circus movement reentry
    Dipen C Shah
    Hopital Cardiologique du Haut Leveque, Bordeaux, France
    J Cardiovasc Electrophysiol 13:388-92. 2002
  8. ncbi request reprint Mapping and ablation of idiopathic ventricular fibrillation
    Michel Haissaguerre
    Hopital Haut Leveque, Bordeaux Pessac, France
    Circulation 106:962-7. 2002
  9. ncbi request reprint Pulmonary vein ablation using the LocaLisa nonfluoroscopic mapping system
    Rukshen Weerasooriya
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 14:112. 2003
  10. ncbi request reprint Electrophysiologically guided pulmonary vein isolation during sustained atrial fibrillation
    Laurent Macle
    Service du Professeur Clementy, Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 14:255-60. 2003

Detail Information

Publications70

  1. ncbi request reprint Dissociated pulmonary vein arrhythmia: incidence and characteristics
    Rukshen Weerasooriya
    Service du Professeur Clementy Room 338, 3rd West, Hopital Cardiologique du Haut Leveque, Avenue de Magellan, Bordeaux Pessac 33604, France
    J Cardiovasc Electrophysiol 14:1173-9. 2003
    ..The incidence and characteristics of dissociated arrhythmia confined to the pulmonary vein (PV) following disconnection have not been described in a large number of patients with paroxysmal atrial fibrillation...
  2. ncbi request reprint Catheter ablation of long-lasting persistent atrial fibrillation: clinical outcome and mechanisms of subsequent arrhythmias
    Michel Haissaguerre
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 16:1138-47. 2005
    ..The clinical outcome and subsequent arrhythmia recurrence after using an ablation method targeting multiple left atrial sites with the aim of achieving acute AF termination has not been characterized...
  3. ncbi request reprint Pseudo sinus rhythm originating from the left superior pulmonary vein in a patient with paroxysmal atrial fibrillation
    T Yamane
    Hopital Cardiologique du Haut Leveque, Bordeaux, France
    J Cardiovasc Electrophysiol 12:1190-1. 2001
    ..Radiofrequency applications inside the left superior pulmonary vein eliminated both atrial fibrillation and the ectopic pacemaker...
  4. ncbi request reprint Catheter ablation of long-lasting persistent atrial fibrillation: critical structures for termination
    Michel Haissaguerre
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 16:1125-37. 2005
    ..The relative contributions of different atrial regions to the maintenance of persistent atrial fibrillation (AF) are not known...
  5. ncbi request reprint Electrogram polarity reversal as an additional indicator of breakthroughs from the left atrium to the pulmonary veins
    Teiichi Yamane
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Am Coll Cardiol 39:1337-44. 2002
    ..We assessed the anatomical distribution and electrogram characteristics of breakthrough from the left atrium (LA) to the pulmonary veins (PVs)...
  6. ncbi request reprint Successful ablation of Hisian ectopy identified by a reversed His bundle activation sequence
    Kee Joon Choi
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Interv Card Electrophysiol 6:183-6. 2002
    ..Low power RF energy delivered to the site of earliest activation completely abolished the ectopic activity without modification of Hisian or atrioventricular conduction. After a 12-month followup, the patient remains free of recurrence...
  7. ncbi request reprint High-resolution mapping of tachycardia originating from the superior vena cava: evidence of electrical heterogeneity, slow conduction, and possible circus movement reentry
    Dipen C Shah
    Hopital Cardiologique du Haut Leveque, Bordeaux, France
    J Cardiovasc Electrophysiol 13:388-92. 2002
    ..These findings may suggest a similar substrate and arrhythmia mechanism in the myocardium of the pulmonary veins...
  8. ncbi request reprint Mapping and ablation of idiopathic ventricular fibrillation
    Michel Haissaguerre
    Hopital Haut Leveque, Bordeaux Pessac, France
    Circulation 106:962-7. 2002
    ..Ventricular fibrillation is the main mechanism of sudden cardiac death. The feasibility of eliminating recurrent episodes by catheter ablation has not been reported...
  9. ncbi request reprint Pulmonary vein ablation using the LocaLisa nonfluoroscopic mapping system
    Rukshen Weerasooriya
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 14:112. 2003
  10. ncbi request reprint Electrophysiologically guided pulmonary vein isolation during sustained atrial fibrillation
    Laurent Macle
    Service du Professeur Clementy, Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 14:255-60. 2003
    ..Sustained atrial fibrillation (AF) is frequently encountered during pulmonary vein (PV) isolation. The aim of this study was to evaluate the feasibility and safety of PV isolation during sustained AF...
  11. ncbi request reprint Linear ablation in the left atrium using a nonfluoroscopic mapping system
    Christophe Scavee
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac, France
    J Cardiovasc Electrophysiol 14:554. 2003
  12. ncbi request reprint Techniques for curative treatment of atrial fibrillation
    Meleze Hocini
    Hopital Cardiologique du Haut Leveque, Pessac, France
    J Cardiovasc Electrophysiol 15:1467-71. 2004
  13. ncbi request reprint Changes in atrial fibrillation cycle length and inducibility during catheter ablation and their relation to outcome
    Michel Haissaguerre
    Hopital Cardiologique du Haut Leveque, Avenue de Magellan, 33604 Bordeaux, France
    Circulation 109:3007-13. 2004
    ..The modification of atrial fibrillation cycle length (AFCL) during catheter ablation in humans has not been evaluated...
  14. ncbi request reprint Validation by serial standardized testing of a new rate-responsive pacemaker sensor based on variations in myocardial contractility
    J Clementy
    H pital Cardiologique du Haut Lévêque, Département d Electrophysiologie et Stimulation Cardiaque, Pessac, France
    Europace 3:124-31. 2001
    ..This study compared the chronotropic performance of such devices implanted in 14 patients suffering from chronotropic incompetence with that observed in 18 control subjects in normal sinus rhythm...
  15. ncbi request reprint Concealed left pulmonary vein potentials unmasked by left atrial stimulation
    M Hocini
    Hopital Haut Leveque, CHU de Bordeaux, France
    Pacing Clin Electrophysiol 23:1832-5. 2000
    ..Distal CS or LA pacing is required to recognize left PVPs in approximately 2/3 of patients and facilitates RF ablation...
  16. ncbi request reprint Multiple sources initiating atrial fibrillation from a single pulmonary vein identified by a circumferential catheter
    M Hocini
    Hopital du Haut leveque, CHU de Bordeaux, France
    Pacing Clin Electrophysiol 23:1828-31. 2000
    ..Simultaneous electrogram recordings with a circumferential PV catheter identified the presence of multiple arrhythmogenic foci within a single PV...
  17. ncbi request reprint Electrophysiologically guided ablation of the pulmonary veins for the curative treatment of atrial fibrillation
    D C Shah
    Hospital Haut Leveque, Bordeaux Pessac, France
    Ann Med 32:408-16. 2000
    ..It is anticipated that continued technological development will improve and facilitate this technique of curative treatment of AF...
  18. ncbi request reprint Atrial fibrillatory cycle length: computer simulation and potential clinical importance
    Michel Haissaguerre
    Hôpital Cardiologique du Haut Lévêque and University of Bordeaux II, Bordeaux, France
    Europace 9:vi64-70. 2007
    ..In this study, a computer model and clinical data on human subjects undergoing catheter ablation for paroxysmal and persistent AF were used to determine the clinical potential of AFCL...
  19. ncbi request reprint [Arrhythmias in sleep apnea syndrome]
    Jacques Clementy
    Service de cardiologie médicale E, Hopital Cardiologique du Haut Leveque, Pessac Cedex, France
    Presse Med 36:1012-5. 2007
    ..Continuous positive airway pressure (CPAP) reduces arrhythmias significantly...
  20. ncbi request reprint Localized sources maintaining atrial fibrillation organized by prior ablation
    Michel Haissaguerre
    Hopital Cardiologique du Haut Leveque, University Victor Segalen, Bordeaux, France
    Circulation 113:616-25. 2006
    ..Endocardial mapping of localized sources driving atrial fibrillation (AF) in humans has not been reported...
  21. ncbi request reprint Mapping and ablation of ventricular fibrillation
    P Sanders
    Hopital Cardiologique du Haut Leveque, Bordeaux, France
    Minerva Cardioangiol 52:171-81. 2004
    ....
  22. ncbi request reprint [Role of radiofrequency ablation in atrial fibrillation]
    P Jais
    Hopital Cardiologique du Haut Leveque, Avenue de Magellan, 33604 Pessac
    Arch Mal Coeur Vaiss 95:25-9. 2002
    ..The procedure is currently offered to symptomatic patients having had at least one episode every ten days in spite of antiarrhythmics...
  23. ncbi request reprint [Identification of candidates for multisite pacing: results and presumed mechanisms of action after five years experience]
    S Reuter
    Département d electrophysiologie et de stimulation cardiaque, Service du Pr Clementy, Hopital Cardiologique du Haut Leveque, Avenue de Magellan, 33604 Pessac
    Arch Mal Coeur Vaiss 99:155-63. 2006
    ..Echocardiography allows observation of electromechanical delay and opens new perspectives in the future for selecting patients for pacing. Ar..
  24. ncbi request reprint Characteristics of the ventricular insertion sites of accessory pathways with anterograde decremental conduction properties
    M Haissaguerre
    Hopital Cardiologique du Haut Leveque, Pessac, France
    Circulation 91:1077-85. 1995
    ..Little information is available about their distal insertion. The purpose of this study was to determine the different kinds of APs involved and the characteristics of their distal insertion site...
  25. ncbi request reprint [Catheter ablation of paroxysmal atrial fibrillation]
    F Sacher
    Hopital Cardiologique du Haut Leveque, Bordeaux Pessac
    Arch Mal Coeur Vaiss 97:949-56. 2004
    ..We investigate the feasibility and results of combined pulmonary vein and linear ablation utilizing a specific linear lesion connecting the lateral mitral annulus to the left inferior pulmonary vein (left isthmus)...
  26. ncbi request reprint [Asynchronism and right ventricular pacing]
    J B Thambo
    Hopital Cardiologique du Haut Leveque, service des maladies cardiovasculaires congénitales de l enfant et de l adulte, Pessac
    Arch Mal Coeur Vaiss 98:519-23. 2005
    ..We assessed the impact of apical ventricular pacing on echocardiographic ventricular dyssynchrony and hemodynamic parameters...
  27. ncbi request reprint [Management of nodal reentrant tachycardia with radiofrequency: predictive criteria of success]
    P Jais
    Service de cardiologie, Hopital Cardiologique du Haut Leveque, Pessac
    Arch Mal Coeur Vaiss 88:1849-54. 1995
    ..In addition, ablation should be started when the catheter is radiologically stable and should not be interrupted in the absence of a junctional rhythm...
  28. ncbi request reprint Reduction in arterial distensibility in hypertensive patients as evaluated by ambulatory measurement of the QKD interval is correlated with concentric remodeling of the left ventricle
    P Gosse
    Hôpital Saint André, Bordeaux, France
    Am J Hypertens 12:1252-5. 1999
    ..The concentric character of the LVH of the hypertensive patient was thus linked to the reduction in arterial distensibility...
  29. pmc Is there a synergic effect of propafenone associated with atrial overdrive pacing for atrial arrhythmia prevention? A randomised crossover study
    S Garrigue
    Hopital Cardiologique du Haut Leveque, University of Bordeaux, 19 avenue de Magellan, 33600 Pessac, France
    Heart 83:172-7. 2000
    ..To assess the effect of adding propafenone to atrial overdrive for the prevention of atrial arrhythmia episodes in patients with DDD pacemakers...
  30. ncbi request reprint [Atrial fibrillation, restoration of sinus rhythm]
    J Clementy
    Universite de Bordeaux, Hopital Cardiologique du Haut Leveque, Pessac
    Arch Mal Coeur Vaiss 87:25-33. 1994
    ..The main problem resides in maintaining sinus rhythm in the long term. When this is not possible, cardioversion is useless, and therapy to slow the cardiac rhythm should be instituted...
  31. ncbi request reprint Comparison of chronic biventricular pacing between epicardial and endocardial left ventricular stimulation using Doppler tissue imaging in patients with heart failure
    S Garrigue
    Hopital Cardiologique du Haut Leveque, University of Bordeaux, Bordeaux Pessac, France
    Am J Cardiol 88:858-62. 2001
    ..Thus, in heart failure patients with BVP, endocardial BVP provides more homogenous intraventricular resynchronization than epicardial BVP and is associated with better LV filling and systolic performance...
  32. ncbi request reprint [Placement of an implantable defibrillator via the endocavitary route in a patient presenting with a univentricular heart and a Glenn anastomosis]
    F Casassus
    Hopital Cardiologique du Haut Leveque, CHU de Bordeaux, Avenue de Magellan, 33604 Pessac
    Arch Mal Coeur Vaiss 95:491-4. 2002
    ..The different possibilities for defibrillator implantation are discussed. These include associating a surgical approach to introduce the bipolar probe with subcutaneous tunnelling to connect the probe to the box...
  33. pmc Interventricular and intra-left ventricular electromechanical delays in right ventricular paced patients with heart failure: implications for upgrading to biventricular stimulation
    P Bordachar
    Hopital Cardiologique du Haut Leveque, University of Bordeaux, Pessac, France
    Heart 89:1401-5. 2003
    ..Secondly, to find reliable parameters for selecting RVP patients who would respond to biventricular pacing (BVP)...
  34. ncbi request reprint Transvenous left atrial and left ventricular pacing in Ebstein's anomaly with severe interatrial conduction block
    S Garrigue
    Hopital Cardiologique du Haut Leveque, University of Bordeaux, Bordeaux Pessac, France
    Pacing Clin Electrophysiol 24:1032-5. 2001
    ..This case illustrates the promising possibility to circumvent the interatrial conduction block with single left atrial pacing instead of biatrial pacing which was not suitable here...
  35. pmc Comparison of permanent left ventricular and biventricular pacing in patients with heart failure and chronic atrial fibrillation: prospective haemodynamic study
    S Garrigue
    Hopital Cardiologique du Haut Leveque, University of Bordeaux, Bordeaux Pessac, France Sorin Biomedica, 9, rue Georges Besse, Bat 4, 92160 Antony, France
    Heart 87:529-34. 2002
    ....
  36. ncbi request reprint [Ablation of atrial fibrillation: where are we now?]
    P Jais
    Hopital Cardiologique du Haut Leveque, Avenue de Magellan, 33604 Pessac
    Arch Mal Coeur Vaiss 94:1087-92. 2001
    ..Despite these limitations and with an acceptable rate of complications, this approach appears preferable to His bundle ablation in young patients with symptomatic paroxysmal atrial fibrillation resistant to antiarrhythmic therapy...
  37. ncbi request reprint [Mapping and ablation of malignant ventricular arrhythmias]
    M Hocini
    Hopital Cardiologique du Haut Leveque, Avenue de Magellan, 33604 Pessac
    Arch Mal Coeur Vaiss 98:34-41. 2005
    ..The clinical results were spectacular: 88% of patients had no further episodes of ventricular fibrillation as demonstrated by analysis of the defibrillator with an average follow-up period of more than 34 months...
  38. doi request reprint [Catheter ablation for atrial fibrillation]
    N Derval
    Hopital Cardiologique du Haut Leveque, CHU Bordeaux, Avenue Magellan, Pessac, France
    Ann Cardiol Angeiol (Paris) 58:S50-4. 2009
    ..With constant improvement in this field catheter ablation has become a valuable tool in the management strategy of AF...
  39. ncbi request reprint [Radiofrequency ablation of atrial fibrillation]
    M Hocini
    Service de cardiologie, Hopital Cardiologique du Haut Leveque, Avenue de Magellan, 33604 Pessac, France
    Ann Cardiol Angeiol (Paris) 52:258-63. 2003
    ..Some comparative studies with medical treatment are currently evaluating their efficacy, safety and respective cost and they may lead to a considerable increase in the number of patients who could benefit from these curative treatments...
  40. ncbi request reprint Echocardiographic advances in atrial fibrillation and supraventricular arrhythmias
    M Rotter
    Unit of Cardiology of Haut Lévêque, Victor Segalen University Bordeaux, Bordeaux, France
    Minerva Cardioangiol 53:109-15. 2005
    ..This review will summarize currently available technology of ICE and its indications and applications in electrophysiological procedures...
  41. ncbi request reprint [Ablation of the accessory pathways by radiofrequency currents]
    M Haissaguerre
    CHU de Bordeaux, Hopital Cardiologique du Haut Leveque, Pessac
    Arch Mal Coeur Vaiss 87:1563-70. 1994
    ..Other (so-called "convenience") indications depend on the express wish of patients clearly informed of the advantages and risks of this method...
  42. ncbi request reprint [Value of protocol using standardised activities of daily living for the programming of rate responsive pacing]
    J Clementy
    Service de cardiologie, Hopital Cardiologique, Universite de Bordeaux, Pessac, France
    Arch Mal Coeur Vaiss 86:1031-8. 1993
    ..This study confirms the value of using everyday activities for programming rate responsive pacemakers, the limitations of automatic adjustment and the need for personalized programming...
  43. ncbi request reprint [Characterization of premature ventricular contraction initiating ventricular fibrillation]
    F Sacher
    Université Bordeaux II CHU de Bordeaux Victor Segalen, Hopital Cardiologique du Haut Leveque, Bordeaux Pessac
    Arch Mal Coeur Vaiss 98:867-73. 2005
    ..005). CONCLUSION: PVC initiating VF demonstrate specific electrocardiographic features that facilitate determination of their origin. Ablation of these typical PVC is feasible in order to reduce ICD shock...
  44. ncbi request reprint [The place of ablation in the treatment of atrial fibrillation: where are we and where are we going?]
    P Jais
    Service de Rythmologie, Hopital Cardiologique du Haut Leveque, Pessac
    Arch Mal Coeur Vaiss 97:1071-7. 2004
    ....
  45. ncbi request reprint [Sleep apnea and cardiac pacing: mechanisms of action and perspectives]
    S Garrigue
    Hopital Cardiologique du Haut Leveque, 19, Avenue de Magellan, 33600 Bordeaux Pessac, France
    Ann Cardiol Angeiol (Paris) 52:239-45. 2003
    ..It is therefore possible that cardiac stimulation will become part of the treatment of sleep apnea in patients with documented bradycardia and/or heart failure...
  46. ncbi request reprint [Severity of aortic ring abscess complicated by cardiac conduction abnormalities]
    P L Massoure
    Service de cardiologie, Hôpital des Armées R Picqué, Bordeaux, France
    Ann Cardiol Angeiol (Paris) 54:132-7. 2005
    ..To determine clinical features, management and prognosis of cardiac conduction abnormalities (CCA) complicating abscessed endocarditis...
  47. ncbi request reprint [Mechanisms of ventricular tachycardia]
    J Clementy
    Hopital Cardiologique du Haut Leveque, Universite de Bordeaux II, Pessac
    Arch Mal Coeur Vaiss 86:705-13. 1993
    ....
  48. ncbi request reprint Significance of syncope in patients with Alzheimer's disease treated with cholinesterase inhibitors
    P Bordier
    Hopital Cardiologique du Haut Leveque, University of Bordeaux, Pessac, France
    Europace 5:429-31. 2003
    ..Pacemaker implantation seemed justified rather than donepezil cessation. More over, it permitted an increase in donepezil dosage...
  49. ncbi request reprint Left ventricular mass is better correlated with arising blood pressure than with office or occasional blood pressure
    P Gosse
    , Bordeaux, France
    Am J Hypertens 10:505-10. 1997
    ..A marked abrupt daily elevation in blood pressure on arising, then maintained for a certain time, could contribute to the development of left ventricular hypertrophy and may constitute a trigger for cardiovascular complications...
  50. ncbi request reprint Daytime and nighttime ambulatory blood pressures should be calculated over the true sleep/waking cycle and not over arbitrary periods
    P Gosse
    , Bordeaux, France
    Am J Hypertens 9:269-72. 1996
    ....
  51. ncbi request reprint Ambulatory measurement of the timing of Korotkoff sounds in a group of normal subjects: influence of age and height
    P Gosse
    Hôpital Saint André, Bordeaux, France
    Am J Hypertens 12:231-5. 1999
    ..This effectively eliminates the influence of height, which reflects the length of the arterial segment under investigation...
  52. ncbi request reprint Successful laparoscopic operation of bilateral pheochromocytoma in a patient with Beckwith-Wiedemann syndrome
    L Bemurat
    Hôpital Saint André, Service de Cardiologie Hypertension arterielle, Bordeaux, France
    J Hum Hypertens 16:281-4. 2002
    ..It provides further support for a genetic anomaly in this condition. Our case also indicates the interest of laparoscopy for the surgical treatment of adrenal pheochromocytoma, even in bilateral tumors...
  53. ncbi request reprint [Role of electric stimulation in apnea syndromes]
    P Bordier
    Hopital Cardiologique du Haut Leveque, Universite de Bordeaux II, Pessac, France
    Arch Mal Coeur Vaiss 95:56-60. 2002
    ..Therefore, there appears to be a field of research for cardiac pacing in apnoea syndromes. The authors review the principal reported data on the indications and possibilities of extra-cardiac and cardiac stimulation in apnoeic syndromes...
  54. ncbi request reprint [Fulguration of accessory pathways in children. Value of two-dimensional echocardiography]
    J Clementy
    , Pessac
    Arch Mal Coeur Vaiss 82:861-7. 1989
    ..Transcatheter ablation seems to be feasible and safe enough to be offered as an alternative to surgery in the treatment of refractory reciprocating tachycardia in children...
  55. ncbi request reprint Impact of varying ablation patterns in a simulation model of persistent atrial fibrillation
    Martin Rotter
    Hôpital Cardiologique du Haut Lévêque and Université Victor Segalean Bordeaux II, Bordeaux, France
    Pacing Clin Electrophysiol 30:314-21. 2007
    ..Evaluation of ablation patterns by computer simulation provides a tool for examination of its effectiveness and side effects...
  56. pmc Loading effect of fibroblast-myocyte coupling on resting potential, impulse propagation, and repolarization: insights from a microstructure model
    Vincent Jacquemet
    Department of Biomedical Engineering, Duke University, Durham, NC 27708, USA
    Am J Physiol Heart Circ Physiol 294:H2040-52. 2008
    ..This complex, coupling-dependent interaction of fibroblast and myocytes also has relevance to the integration of other nonmyocytes in the heart, such as those used in cellular therapies...
  57. ncbi request reprint Phase-rectified signal averaging: a useful tool for the estimation of the dominant frequency in ECG signals during atrial fibrillation
    Mathieu Lemay
    Conf Proc IEEE Eng Med Biol Soc 2007:35-8. 2007
    ..The potential of phase-rectified analysis is demonstrated through experiments both on synthetic and clinical ECG signals...
  58. ncbi request reprint Study of unipolar electrogram morphology in a computer model of atrial fibrillation
    Vincent Jacquemet
    Signal Processing Institute, Swiss Federal Institute of Technology, Lausanne, Switzerland
    J Cardiovasc Electrophysiol 14:S172-9. 2003
    ..The basis of these time courses, however, is not completely understood. In this study, data from computer models were studied to relate features of the signals to the underlying dynamics and tissue substrate...
  59. ncbi request reprint Spatial dynamics of atrial activity assessed by the vectorcardiogram: from sinus rhythm to atrial fibrillation
    Mathieu Lemay
    Ecole Polytechique Federale de Lausanne, Signal Processing Institute, STI ITS LTS1, Station 11, CH 1015, Lausanne, Switzerland
    Europace 9:vi109-18. 2007
    ..This study aims at developing methods for extracting spatiotemporal information about the electric activity of the atria from electrocardiographic signals, in particular during atrial fibrillation...
  60. ncbi request reprint A numerical scheme for modeling wavefront propagation on a monolayer of arbitrary geometry
    Steeve Zozor
    Signal Processing Institute, EPFL, CH 1015 Lausanne, Switzerland
    IEEE Trans Biomed Eng 50:412-20. 2003
    ..The same matrix is used for both these quantities. We then give some results of simulation for simple monolayers and complex monolayers resembling a human atria...
  61. ncbi request reprint Analysis of electrocardiograms during atrial fibrillation. A biophysical model approach
    Vincent Jacquemet
    Lausanne Heart Group, EPFL, Switzerland
    IEEE Eng Med Biol Mag 25:79-88. 2006
  62. ncbi request reprint Adaptation of the standard 12-lead electrocardiogram system dedicated to the analysis of atrial fibrillation
    Zenichi Ihara
    Signal Processing Institute, Swiss Federal Institute of Technology Lausanne, Lausanne, Switzerland
    J Electrocardiol 40:68.e1-8. 2007
    ..The objective of the study was to design a lead system aimed at studying atrial fibrillation (AF), while being anchored to the standard 12-lead system...
  63. ncbi request reprint Vectorcardiographic lead systems for the characterization of atrial fibrillation
    Adriaan van Oosterom
    Department of Cardiology, Lausanne University Hospital Center, Lausanne, Switzerland
    J Electrocardiol 40:343.e1-11. 2007
    ..The aim of the study was to design a vectorcardiographic lead system dedicated to the analysis of atrial fibrillation (AF)...
  64. ncbi request reprint Genesis of the P wave: atrial signals as generated by the equivalent double layer source model
    Adriaan van Oosterom
    Department of Cardiology, Centre Hospitalier Universitaire Vaudois CHUV, Lausanne, CH, Switzerland
    Europace 7:21-9. 2005
    ..To assess the effectiveness of the equivalent surface source model in the simulation of atrial signals as observed in ECG leads...
  65. ncbi request reprint Wavelength and vulnerability to atrial fibrillation: Insights from a computer model of human atria
    Vincent Jacquemet
    Signal Processing Institute, Ecole Polytechnique Federale de Lausanne EPFL, Station 11, Switzerland
    Europace 7:83-92. 2005
    ..To explain the contradictory results related to the concept of critical cardiac wavelength in the initiation and perpetuation of atrial fibrillation (AF)...
  66. ncbi request reprint Finite volume stiffness matrix for solving anisotropic cardiac propagation in 2-D and 3-D unstructured meshes
    Vincent Jacquemet
    Signal Processing Institute, Ecole Polytechnique Federale de Lausanne, CH 1015 Lausanne, Switzerland
    IEEE Trans Biomed Eng 52:1490-2. 2005
    ....
  67. ncbi request reprint Cancellation of ventricular activity in the ECG: evaluation of novel and existing methods
    Mathieu Lemay
    Ecole Polytechnique Federale de Lausanne, Signal Processing Institute, Lausanne CH 1015, Switzerland
    IEEE Trans Biomed Eng 54:542-6. 2007
    ..ECG signals generated by a biophysical model as well as clinical ECG signals are used to evaluate the performance of the proposed methods in comparison to two standard ABS-based methods...
  68. ncbi request reprint Steady-state solutions in mathematical models of atrial cell electrophysiology and their stability
    Vincent Jacquemet
    Signal Processing Institute, Ecole Polytechnique Federale de Lausanne EPFL, CH 1015 Lausanne, Switzerland
    Math Biosci 208:241-69. 2007
    ..The approach proposed in this paper assists in the exploration of the high-dimensional parameter space of the cell models and the identification of the conditions leading to spontaneous pacemaker activity...
  69. ncbi request reprint Pacemaker activity resulting from the coupling with nonexcitable cells
    Vincent Jacquemet
    Signal Processing Institute, Ecole Polytechnique Federale de Lausanne, CH 1015 Lausanne, Switzerland
    Phys Rev E Stat Nonlin Soft Matter Phys 74:011908. 2006
    ..This may constitute a mechanism of focal sources triggering arrhythmias such as atrial fibrillation...
  70. pmc Modelling cardiac fibroblasts: interactions with myocytes and their impact on impulse propagation
    Vincent Jacquemet
    Department of Biomedical Engineering, Duke University, 260 Hudson Hall, Box 90281, Durham, NC 27708, USA
    Europace 9:vi29-37. 2007
    ..This study aims at investigating in a biophysical model how much coupling would be necessary to perturb significantly the electrical propagation of the cardiac impulse...