50 studies found for:    "sick sinus syndrome" OR "sinus node disease" OR "sinus node dysfunction"
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Rank Status Study
21 Completed The Atrial High Rate Episodes in Pacemaker Patients
Conditions: Arrhythmia;   Atrial Fibrillation;   Atrioventricular Block;   Bradycardia;   Sick Sinus Syndrome
Intervention:
22 Unknown  Left Ventricular Function and Remodelling During Permanent Pacing
Conditions: Sick Sinus Syndrome;   AV-Block
Intervention: Device: AAI vs. DDD vs. BIV pacing in different patients groups
23 Recruiting AV Delay Optimization vs. Intrinsic Conduction in Pacemaker Patients With Long PR Intervals
Conditions: Atrioventricular Block;   Sick Sinus Syndrome;   Symptomatic Bradycardia
Interventions: Device: Long, fixed AV delay;   Device: Short, optimized AV delay
24 Active, not recruiting Ventricular Pace Suppression Versus Intrinsic Rhythm Support Study
Condition: Sick Sinus Syndrome
Interventions: Other: Ventricular Pace Suppression (Vps);   Other: Intrinsic rhythm support (IRSplus)
25 Unknown  Imaging Cardiac Electrical Remodeling With Electrocardiogram Imaging (ECGI)
Condition: Sick Sinus Syndrome
Intervention:
26 Unknown  Arrhythmia Restart Prevention and RatE STabilization in Atrial Fibrillation
Conditions: Sick Sinus Syndrome;   Brady-Tachy Syndrome
Interventions: Device: Pacemaker Vitatron Selection 9000;   Device: Pacemaker Vitatron T70
27 Completed Falls and Cardiovascular Events in Pacemaker Patients
Condition: Bradycardia
Intervention: Other: Fill out Questionnaire
28 Completed Medtronic Genetic Arrhythmia Markers for Early Detection (GAME Study)
Conditions: Death, Sudden, Cardiac;   Ventricular Fibrillation;   Tachycardia;   Atrial Fibrillation;   Sick Sinus Syndrome
Intervention:
29 Unknown  Left Ventricular Pacing to Avoid Cardiac Enlargement Study
Conditions: Complete Atrioventricular Block;   Sick Sinus Syndrome
Interventions: Device: LV pacing;   Device: RV pacing
30 Active, not recruiting Virtual Clinic Pacemaker Follow-up
Conditions: Sick Sinus Syndrome;   Heart Block;   Bradycardia
Interventions: Device: Home Monitoring of pacemaker;   Device: Home Monitoring of pacemaker deactivated
31 Completed DISCOVERY: Diagnostic Data and Genetic Polymorphisms in ICD Patients.
Conditions: Death, Sudden, Cardiac;   Ventricular Fibrillation;   Tachycardia;   Atrial Fibrillation;   Sick Sinus Syndrome
Interventions: Device: Defibrillator, Dual Chamber ; Implantable;   Procedure: Blood sampling
32 Recruiting Left Ventricular Septum Pacing in Patients by Transvenous Approach Through the Inter-ventricular Septum
Conditions: Left Ventricular Dysfunction;   Cardiac Conduction Defect;   Heart Failure;   Sick Sinus Syndrome
Intervention: Device: Left ventricular septum pacing lead
33 Completed Prospective Registry of Pacemaker Patients Concerning Percentage of Right Ventricular Pacing, LVEF and NYHA Class
Conditions: Atrial Fibrillation;   Bradycardia;   Heart Block;   Sick Sinus Syndrome
Intervention: Device: Any pacemaker with right ventricular pacing option
34 Recruiting Impact of Septal Vs Apical Pacing on Right and Left Ventricular Performance
Conditions: Heart Block;   Sick Sinus Syndrome;   Atrioventricular Block;   Ventricular Dysfunction
Intervention:
35 Active, not recruiting Optimal Sensing in Atrial Tachyarrhythmia's Study
Conditions: Sick Sinus Syndrome;   Paroxysmal Atrial Fibrillation
Intervention: Device: Accent Pacemaker
36 Completed Austria Study - Analysis of Difference Between Active and Passive Fixation Leads
Conditions: Bradycardia;   Heart Block;   Sick Sinus Syndrome
Intervention: Device: Flextend II, Fineline 2, Fineline Atrial J, Selute Picotip
37 Completed Beluga - Clinical Observations of Automatic Algorithms for Cardiac Pacing
Conditions: Bradycardia;   Sick Sinus Syndrome;   Heart Block
Intervention: Device: Insignia Ultra and Insignia AVT
38 Recruiting Right Ventricular Lead Placement in a Pacemaker Population: Evaluation of Apical and Alternative Position
Conditions: Bradycardia;   Heart Block;   Sick Sinus Syndrome
Intervention: Procedure: Permanent Cardiac Pacemaker Implantation
39 Unknown  The Effect of Losartan on Atrial Fibrillation (AF) Burden and Pacemaker Dependence in Patients With Sick Sinus Syndrome
Condition: Atrial Fibrillation
Interventions: Drug: Losartan;   Drug: Placebo
40 Unknown  Efficacy of a Pacemaker Algorithm in Promotion of the Intrinsic Heart Activity.
Condition: Bradycardia; Sick Sinus Syndrome, AV Block
Interventions: Device: Vitatron C50 D Model C50A2 of Vitatron C60 DR model C60A2;   Procedure: Required pacemaker setting

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Indicates status has not been verified in more than two years