Cardiac Pacing: Proceedings of the VIIth World Symposium on Cardiac Pacing Vienna, May 1st to 5th, 1983

Front Matter....Pages I-XVII
Methods and Results of the Review Process....Pages 1-8
Coronary Circulation, Myocardial Energetics and Pumping Efficiency under Cardiac Pacing....Pages 9-13
Effects of Alteration in Cardiac Pacemaker Site on Myocardial Contractile Response to Inotropic Stimulation and Exercise in Conscious Dogs....Pages 15-19
Effects of Reversible Cooling on Reentrant Tachycardia in Canine Infarction....Pages 21-29
Electropharmacology of Diltiazem in a Chronic Canine Myocardial Infarction, Ventricular Tachyarrhythmia Model....Pages 31-35
“Late Potentials” and Delayed Intrinsic Deflections — Comparative Study in Acute Regional Ischemia in Isolated Porcine Hearts....Pages 37-41
Ageing and Atrial Electrophysiologic Properties in Man....Pages 43-48
Effectiveness of A-C Bypass Operation for Improvement of Sinus Bradycardia for Patients with Right Coronary Disease and Preoperative Pacing....Pages 49-57
The Human Sinus Node Electrogram on the Overdrive Suppression Test and Estimated Sinoatrial Conduction Time Measurements....Pages 59-63
A Study on Atrial Potential- Characteristics and its Relation to ECG....Pages 65-71
Blood Volume Changes and Sinus Node Function....Pages 73-80
Loss of Sinus Activity after Long-Term Permanent VVI Pacing....Pages 81-84
Long-Term Follow-Up of Paced Patients with Sick Sinus Syndrome....Pages 85-90
Termination of Pacing in Patients with Sick Sinus Syndrome and Implanted Pacemakers who Developed Chronic Atrial Fibrillation....Pages 91-94
Electrophysiologic Effects of Reduced Oxygen Supply on the Transmembrane Potential and Membrane Current Systems of the Rabbit Atrioventricular Node....Pages 95-100
Catheter Biopsy Assessed Cardiomyopathic and Postmyocarditic Changes in Cases with Atrioventricular or Intraventricular Conduction Disturbance....Pages 101-108
Atrial Contribution in VVI Pacing....Pages 109-114
Stability of AV Conduction in Patients with Implanted Atrial Pacemakers....Pages 115-120
Atrio-Ventricular and Ventriculo-Atrial Conduction in Patients with Symptomatic Sinus Node Dysfunction....Pages 121-125
Deleterious Clinical and haemodynamic Effects of V-A Retroconduction in Symptomatic Sinus Bradyarrhythmias (S.S.B.) Treated with V. V. I. Pacing: their Regression with A. A. I. Pacing....Pages 127-134
Intra-Atrial Recording of Ventriculoatrial Conduction During Pacemakers’ Implantation....Pages 135-142
A Comparative Analysis of the Effect of Glucagon and Atropine in the Sinus and Atrio Ventricular Nodes....Pages 143-146
Conducting System Assessed by his Bundle Electrograms from the Permanent Atrial Electrode at Implantation....Pages 147-151
Functional Sinoatrial Node Disorders: An Association with Dual Atrioventricular Node Pathways....Pages 153-162
Early Clinical Experience with a DDD Pacemaker....Pages 163-168
Comparison of Left Ventricular Myocardial Blood Flow During Atrial and Ventricular Pacing....Pages 169-174
Influence of Atrio-Ventricular Contraction Interval on Hemodynamics....Pages 175-179
The Effect of Pacing Mode on External Work and Myocardial Oxygen Consumption....Pages 181-186
Left Ventricular Pump Function after Long-Term Treatment with Ventricular Pacing compared to Atrial Synchronous Pacing....Pages 187-192
Underestimation of Stroke Volume (SVI) and Cardiac Index (CI) by TM-Echocardiography during Ventricular Pacing....Pages 193-197
Study of the Left Ventricular Performance During Sequential and Ventricular Pacing by Quantitative Two Dimensional Echocardiography....Pages 199-204
Mitral Valve Function and Cardiac Dimensions During Ventricular (VVI) and Sequential Atrio-Ventricular (DVI) Pacing. Echocardiographic Study....Pages 205-211
Comprehensive Evaluation of Ventricular Function During Physiological Pacing....Pages 213-221
Cardiac Adaptation to Dynamic Exercise in Pacemaker Implanted Patients....Pages 223-229
Doppler Ultrasound Measurement of Cardiac Output in Patients with Physiologic Dual Chamber Pacemakers....Pages 231-239
Influence of Pacing Mode and Parameter of Left Ventricular Function (LVF) Measured by Tc-Nucleidventriculography (Tc-N)....Pages 241-245
Effect of Right Ventricular Pacing Rate on the Asynchronous Contraction of the Ventricles Studied by a Phase Analysis of Multigated RN Angiocardiogram....Pages 247-251
Rate Responsive Pacing Using the TX Pacemaker....Pages 253-258
A Pacemaker which Automatically Increases its Rate with Physical Activity....Pages 259-264
Automatic Atrial-Guided Adjustment of Ventricular Pacing Rate in Complete AV Block....Pages 265-270
Mixed Venous Oxygen Saturation for Rate Control of an Implantable Pacing System....Pages 271-279
Output Programmable Pulse Generator Adjustment: Pulse Duration or Amplitude....Pages 281-288
External-Type All-Purpose Cardiac Pacemaker....Pages 289-293
Clinical Investigation of a Multi-Programmer....Pages 295-301
Polyurethane as a Pacemaker Lead Insulator....Pages 303-310
Immunity Mechanisms Involved in the Degradation of Polyurethane Leads....Pages 311-315
Comparison of Lead Complications with Polyurethane Tined, Silicone Rubber Tined, and Wedge Tip Ventricular Pacemaker Leads....Pages 317-321
A New Polyurethane and Process for Pacer Leads....Pages 323-330
Ventricular Lead in Atrial Position....Pages 331-334
Atrial Amplitude Mapping to Avoid P Wave Sensing Failure....Pages 335-339
Comparison of Transvenous Atrial Electrodes Employing Active (Helicoidal) and Passive (Tined J-Lead) Fixation in 120 Patients....Pages 341-344
Improved Electrophysiological Performance Using Porous-Surfaced Electrodes for Atrial Epicardial Pacing....Pages 345-352
Comparative Studies of Ventricular and Atrial Stimulation Thresholds of Carbon-Tip Electrodes....Pages 353-359
A New Steroid-Eluting Low Threshold Pacemaker Lead....Pages 361-367
A Steroid-Eluting, Low-Threshold, Low-Polarizing Electrode....Pages 369-376
Resistive Equivalent of Lead Impedance....Pages 377-381
Effect of Pore Size on Threshold and Impedance of Pacemaker Electrodes....Pages 383-385
A Comparison Study of Chronaxie, Rheobase and Threshold Values for Solid, Porous and Carbon Tip Electrodes....Pages 387-393
An Even More Physiological Pacing: Changing the Sequence of Ventricular Activation....Pages 395-400
Fifteen Year Experience with Atrial Electrodes and Pacing....Pages 401-408
An A-V Data Lead System for Electrogram Detection....Pages 409-415
Rates and Modes of Failure for Eight Lead Types in 703 Implants: A Four-Year Structured Study....Pages 417-422
Flexibility of Permanent Intracardiac Electrode Leads. Achieving a Balance between Perforation and Displacement....Pages 423-426
Four Years Experience with the Bisping Transvenous Pacemaker Electrode....Pages 427-431
Management of Pacemaker Patients — Basic Concepts....Pages 433-439
Techniques for Permanent Transvenous Pacemaker Implantation: Personal Preferences....Pages 441-447
Dual Chamber Pacing Pacing Modes....Pages 449-454
Symptom Control and Psychosocial Rehabilitation of Chronic Pacemaker Patients with Different Pacing Modes....Pages 455-461
Follow-up of Pacemaker Patients....Pages 463-468
Dual Chamber Pacemakers-Follow Up....Pages 469-475
Dual Chamber DDD Pacing: Initial and Early Follow-Up Assessments. Problems, Complications and Limitations....Pages 477-482
Survival after Pacemaker Implantation....Pages 483-489
Long-Term Follow-up of Patients with Reused Implanted Pacemakers....Pages 491-493
The Isotopic Cardiac Pacemaker: A Ten-Year Clinical Experience....Pages 495-504
Arrhythmias Caused by Dual-Chambered Pacing....Pages 505-510
Method to Assess and Avoid Re-Entrant Tachycardias with Dual Chamber Sensing Pacemakers....Pages 511-518
A Method for Predicting the Potential for Pacemaker-Induced Reciprocating Tachycardias in Patients with DDD Pulse Generators....Pages 519-528
Eccentricities of DDD (AV Universal) Pacemakers....Pages 529-535
Diaphragmatic Myopotential Inhibition in Multiprogrammable Unipolar and Bipolar Pulse Generators....Pages 537-540
Rectus Abdominis as a Source of Myopotentials Inhibiting Demand Pacemakers....Pages 541-547
Incidence and Significance of Muscle Potential Interference in Patients with Dual Chamber Pacemakers....Pages 549-553
Influence of Myopotentials on Implanted DDD-M Pacemakers....Pages 555-560
Early “Exit Block” or “Late” Myocardial Perforation? Clinician’s Dilemma and What to Do?....Pages 561-565
Syncope in Pacemaker Patients: Diagnostic Value of Dynamic Electrocardiography....Pages 567-575
Uniformed Services Collaborative Study on Indications and Follow-Up of Pacemakers in Children....Pages 577-583
Long-Term Endocardial Pacing in Children With Postoperative Bradycardia-Tachycardia Syndrome Following the Senning, Mustard and Fontan Operations....Pages 585-589
Cardiac Pacing in Children: A French Multicenter Study of 241 Patients....Pages 593-600
Clinical Reliability of Multiprogrammable Pacemaker in Pediatrics....Pages 601-611
His Bundle Recording and Electrical Programmed Stimulation....Pages 613-623
Assessment of Ventricular Vulnerability by Holter ECG, Programmed Ventricular Stimulation and Recording of Ventricular Late Potentials....Pages 625-632
Activation Mapping and Functional Properties of Single Premature Ventricular Beats in Asymptomatic Patients: Electrophysiologic Evidence of Supernormal Conduction and Latency....Pages 633-640
Methods for Non-Invasive Detection of Ventricular Late Potentials — A Comparative Multicenter Study....Pages 641-647
Reproducibility of Measurements Made by Signal A veraging the Body Surface Vectorcardiogram....Pages 649-655
Electrophysiological Studies at Exercise in Patients with Accessory Atrioventricular Pathways....Pages 657-662
Diagnostic and Prognostic Significance of Ventricular Late Potentials in Patients with Coronary Heart Disease....Pages 663-670
Influence of Current Strength and Length of Basic Drive on Atrial Refractoriness in Man....Pages 671-676
Intraoperative Spectral Analysis of Ventricular Potentials During Sinus Rhythm and Ventricular Tachycardia....Pages 677-682
Left Ventricular Function During Ventricular Pacing and Ventricular Tachycardia in Man....Pages 683-690
Hemodynamics During Simulated Paroxysmal Ventricular Tachycardias in Valvular Aortic Stenosis: Role of the Transvalvular Systolic Gradient and Aortic Valve Area During Stress Conditions....Pages 691-695
Relative Contributions of Mitral and Pulmonary Venous Regurgitation to the Adverse Hemodynamic Consequences of Various Cardiac Arrhythmias....Pages 697-702
Treatment of Ventricular Arrhythmias: Drugs....Pages 703-710
Role of Electrophysiologic Studies with Acute Drug Testing in Refractory Supraventricular Tachycardia....Pages 711-718
Detection of Arrhythmias and Control of Efficacy of Antiarrhythmic Treatment — Role of Exercise Test and Long-Term ECG Monitoring....Pages 719-727
Comparison of Clinical Significance of Programmed Stimulation Induced Ventricular Tachycardia and Fibrillation in Survivors of Acute Myocardial Infarction....Pages 729-733
Evaluation of Survivors of Pre-Hospital Cardiac Arrest....Pages 735-746
The Role of Electrophysiologic Testing in the Therapy of Patients with Unexplained Syncope....Pages 747-754
Effects of Intravenous Amiodarone on Refractory Periods of the His Purkinje System....Pages 755-766
Effect of Antiarrhythmic Drugs on Ventricular Late Potentials at Sinus Rhythm and at Constant Atrial Rate....Pages 767-772
Drug-Induced Changes in the Duration of Ventricular Repolarization Evaluated by the Paced Endocardial Evoked Response....Pages 773-778
Treatment of Ventricular Tachyarrhythmias-Pacing....Pages 779-784
Treatment of Tachyarrhythmia by Implantable Devices: Patient Activated Pacemaker....Pages 785-792
Automatic Implantable Devices for Termination of Tachycardia....Pages 793-801
Programmable Implantable Automatic Pacemaker for Paroxysmal Tachycardia....Pages 803-807
Centrifugal Geometric Scanning — an Alternative Concept in Pacemaker Treatment of Tachycardias....Pages 809-814
Treatment of Ventricular Tachyarrhythmias with Implantable Automatic Cardioverter-Defibrillator....Pages 815-819
Ventricular Fibrillation Detection by Intramyocardial Pressure Gradients....Pages 821-826
Synchronized Low Energy Transvenous Cardioversion....Pages 827-838
Efficacy of a “Ramp Up” Protocol for Transesophageal and Intraatrial Stimulation in Patients with Drug-Resistent Supraventricular Tachyarrhythmias....Pages 839-844
Cardioversion of Atrial Tachyarrhythmias by Low-Energy Transvenous Technique....Pages 845-851
Low Energy Transvenous Intracavitary Cardioversion of Tachycardias....Pages 853-858
Internal “Microshock” for Arrhythmia Termination....Pages 859-865
Electrophysiological Mapping as a Guide to Arrhythmia Surgery....Pages 867-876
Intracardiac Cardioversion for Ablation of the Atrioventricular Conduction System in Patients with Drug Resistant Atrial Flutter....Pages 877-881
Closed-Chest Ablation of His Bundle: A New Technique Using Suction Electrode Catheter and DC Shock....Pages 883-890
Transvenous Ablation of Atrioventricular Conduction by High Energy Shock - a New Method of Tachycardia Control....Pages 891-900
Creation of Experimental Atrioventricular Block using DC Shock via a Percutaneous Transaortic Electrode Catheter....Pages 901-908
Treatment of Ventricular Arrhythmias: Surgery....Pages 909-919
Surgically Induced A-V Block by Means of Laser Beam: A Preliminary Feasibility Study....Pages 921-928
Long-Term Comparison of DVI and VVI Pacing in Carotid Sinus Syndrome....Pages 929-935
Effect of Carotid Sinus Massage (CSM) on Arterial Blood Pressure in Patients with Hypersensitive Carotid Sinus Reflex and Syncope....Pages 937-941
Emergency Pacing Using the Fluid Column of a Cardiac Catheter....Pages 943-946
Temporary Pacing in AMI Complicated by A-V Block: Hemodynamic Changes During VVI, DVI, VDTI Pacing with External Sorin BMMP 80 Pacer....Pages 947-951
Pacing in the World Today. World Survey on Cardiac Pacing for the Years 1979 to 1981....Pages 953-967
Parametric Statistics for Performance Analysis....Pages 969-973
Use Patterns of Permanent Cardiac Pacemakers....Pages 975-980
Excessive Permanent Pacemaker Utilization in the State of Maryland A Fallacy of the Hospital Record Face Sheet....Pages 981-985
Back Matter....Pages 987-994