56 studies found for:    "sick sinus syndrome" OR "sinus node disease" OR "sinus node dysfunction"
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Rank Status Study
21 Completed Real Life Automatic Atrial Capture Device Control
Conditions: Sinus Bradycardia;   Sinus Node Disease;   Atrio-ventricular Block;   Heart Failure
Intervention: Device: Pacemaker, ICD
22 Completed Ingenio Device Algorithm Study
Conditions: Sinus Node Disease;   AV Block;   Heart Failure
Interventions: Device: RAAT;   Device: RYTHMIQ
23 Completed
Has Results
IES-ACap: Influence of Atrial Pulse Width in the Behaviour of ACap™ Confirm Algorithm.
Conditions: Sinus Bradycardia;   Sinus Node Disease;   Atrio-ventricular Block
24 Completed PANORAMA Observational Study
Conditions: Arrhythmia;   Sinus Node Disease;   Heart Failure;   Heart Block
Intervention: Device: Cardiac Rhythm Management device
25 Completed Increasing Atrial Base Rate Pacing to Reduce Atrial Fibrillation
Conditions: Sick Sinus Syndrome;   Paroxysmal Atrial Fibrillation
Interventions: Device: HBR;   Device: DD
26 Recruiting AV Delay Optimization vs. Intrinsic Conduction in Pacemaker Patients With Long PR Intervals
Conditions: Atrioventricular Block;   Sick Sinus Syndrome;   Symptomatic Bradycardia;   Cardiac Arrhythmia
Interventions: Device: Long, fixed AV delay;   Device: Short, optimized AV delay
27 Completed Ventricular Pace Suppression Versus Intrinsic Rhythm Support Study
Condition: Sick Sinus Syndrome
Interventions: Other: Ventricular Pace Suppression (Vps);   Other: Intrinsic rhythm support (IRSplus)
28 Unknown  Imaging Cardiac Electrical Remodeling With Electrocardiogram Imaging (ECGI)
Condition: Sick Sinus Syndrome
29 Completed The Atrial High Rate Episodes in Pacemaker Patients
Conditions: Arrhythmia;   Atrial Fibrillation;   Atrioventricular Block;   Bradycardia;   Sick Sinus Syndrome
30 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
31 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
32 Active, not recruiting Evaluation of Pacemaker Algorithms to Avoid Unnecessary Right Ventricular Pacing
Condition: Pacemaker Implantation for Sinus Node Disease
Intervention: Other: pacemaker programming to mode switch to atrial pacing versus atrioventricular hysteresis function
33 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
34 Not yet recruiting Left Ventricular Pacing to Prevent Iatrogenic TR Pilot Study
Conditions: Tricuspid Valve Insufficiency;   Sick Sinus Syndrome
Interventions: Device: LV pacing;   Device: RV pacing
35 Completed Right Ventricle (RV) Markers of Future Pacing Induced Ventricular Dysfunction - Pilot
Condition: Sick Sinus Syndrome
36 Active, not recruiting Impact of Septal Vs Apical Pacing on Right and Left Ventricular Performance
Conditions: Heart Block;   Sick Sinus Syndrome;   Atrioventricular Block;   Ventricular Dysfunction
Interventions: Other: Cardiac MRI with pacemaker stimulation;   Other: Cardiac MRI with and without pacemaker stimulation
37 Unknown  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
38 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
39 Recruiting Left Ventricular Pacing to Avoid Cardiac Enlargement Study
Conditions: Complete AV Block;   Sick Sinus Syndrome
Interventions: Device: LV pacing;   Device: RV pacing
40 Terminated Optimal Sensing in Atrial Tachyarrhythmia's Study
Conditions: Sick Sinus Syndrome;   Paroxysmal Atrial Fibrillation
Intervention: Device: Accent Pacemaker

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Indicates status has not been verified in more than two years