Clinical trials: Heart Rate Fast
Tachyarrhythmias, Heart Failure
Safety and Clinical Performance of the Protecta ICD and CRT-D
The purpose of the study is two-fold. In Phase I (Protecta Clinical Study), system performance will be evaluated. In Phase II (PainFree SST), the inappropriate shock-free rate at one year of subjects implanted with a Medtronic…
- Conditions
- Tachyarrhythmias, Heart Failure, Ventricular Dysfunction
- Trial name
- NCT00982397
- Testing
- Protecta VR-ICD, Protecta DR-ICD or CRT-D
- Where
- 122 sites in United States, Austria and 19 more
- Volunteers
- 2,770 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Arrhythmia, Sinus Node Disease
PANORAMA Observational Study
To construct a computerized database of national profiles and epidemiological data on patients wearing Medtronic implantable pacemakers and cardioverter defibrillators (both with or without cardiac resynchronization therapy)…
- Conditions
- Arrhythmia, Sinus Node Disease, Heart Failure, Heart Block
- Trial name
- NCT00382525
- Testing
- Cardiac Rhythm Management device
- Where
- 27 sites in Belgium, India and 4 more
- Volunteers
- 8,586 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Ehlers Danlos Syndrome, External Hydrocephalus
Head Circumference Growth in Children With Ehlers-Danlos Syndrome Who Develop Dysautonomia Later in Life
It is known that 33-50% of Classic and Hypermobile Ehlers-Danlos Syndrome patients eventually develop dysautonomia, otherwise known as "POTS" (Postural Orthostatic Tachycardia Syndrome).
- Conditions
- Ehlers Danlos Syndrome, External Hydrocephalus, Dysautonomia, Postural Orthostatic Tachycardia Syndrome
- Trial name
- NCT01367977
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Genetic Disease Investigators
Postural Orthostatic Tachycardia Syndrome
CRI in POTS in Adolescents
The investigators aim to study whether the Compensatory Reserve Index (CRI) (an FDA approved device that assesses intravascular volume) can be used to evaluate severity of Postural Orthostatic Tachycardia Syndrome (POTS) and…
- Trial name
- POTS (NCT03974737)
- Testing
- CRI device (non-invasive vitals sign measurement)
- Where
- United States
- Volunteers
- 77 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Ventricular Tachycardia, Ventricular Fibrillation
Post-marketing Registration Study of Nifekalant Hydrochloride (NIF) Injection
Retrospective and Prospective single arm, observational study to evaluate efficacy and safety of NIF in the treatment of ventricular tachycardia and ventricular fibrillation.
- Trial name
- NCT03853369
- Testing
- Nifekalant hydrochloride
- Where
- China
- Volunteers
- 2,000 people
- Sponsor
- Sichuan Baili Pharmaceutical Co., Ltd.
Paroxysmal Supraventricular Tachycardia
Radiofrequency Ablation of Paroxysmal Supraventricular Tachycardia Using a Novel Catheter Equipped With Mini Electrodes
Paroxysmal supraventricular tachycardia is treated with radiofrequency ablation recently. This procedure is performed by ablating slow pathway or accessory pathway using radiofrequency ablation catheter.
- Trial name
- NCT04215640
- Testing
- Microfidelity (MIFI) catheter, Conventional ablation catheter
- Where
- South Korea
- Volunteers
- 136 people
- Sponsor
- Yong Seog Oh
Vasovagal Syncope, Postural Tachycardia Syndrome
Hypnosis in Autonomic Function
This study will investigate the relationship between susceptibility to hypnosis and regulation of the autonomic nervous system (nerves that control involuntary body functions, such as heart rate and sweating).
- Conditions
- Vasovagal Syncope, Postural Tachycardia Syndrome, Hypnosis
- Trial name
- NCT00061009
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Tachyarrhythmia
ProMRI ICD/CRT-D Post Approval Study
Following product approval, confirmation of appropriate VF episode detection after MRI exposure of the ProMRI ICD/CRT-D systems and to evaluate left ventricular pacing threshold changes post-MRI.
- Trial name
- NCT02933619
- Volunteers
- 24,249 people
- Sponsor
- Biotronik, Inc.
Cardiovascular Diseases, Heart Diseases
Prospective Assessment After Pediatric Cardiac Ablation (PAPCA)
To evaluate children undergoing catheter ablation at pediatric centers in North America in order to provide information on the incidence rate of serious cardiac damage as a result of ablation, the incidence rate and time course…
- Conditions
- Cardiovascular Diseases, Heart Diseases, Arrhythmia, Tachycardia, Supraventicular
- Trial name
- NCT00005553
- Testing
- Catheter Ablation
- Sponsor
- Stanford University
Ventricular Tachycardia
Abbott Ventricular Tachycardia PAS
This post-approval study (PAS) is designed to provide continued clinical evidence to confirm the long-term safety and effectiveness of the FlexAbilityTM Ablation Catheter, Sensor EnabledTM (FlexAbility SE) for the treatment of…
- Trial name
- NCT05839873
- Testing
- FlexAbility SE Ablation Catheter
- Where
- 11 sites in United States
- Volunteers
- 62 people
- Sponsor
- Abbott Medical Devices
Ventricular Tachyarrhythmia
Lead EvaluAtion for Defibrillation and Reliability (LEADR) / Lead Evaluation for Defibrillation and Reliability in Left Bundle Branch Area Pacing (LEADR LBBAP)
The LEADR study is designed to assess the safety and efficacy of the Next Generation ICD lead. The LEADR LBBAP study is being conducted under the existing US FDA Investigational Device Exemption (IDE) for the Next Generation ICD…
- Trial name
- NCT04863664
- Testing
- Defibrillation (RV Implant), Defibrillation (LBBAP Implant)
- Where
- 55 sites in United States, Australia and 18 more
- Volunteers
- 1,007 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
Myocardial Infarction, Coronary Artery Disease
Arrhythmias in Post-Myocardial Infarction Patients
Patients are screened for significant arrhythmias and other possibly significant ECG-patterns directly after discharge and two weeks after myocardial infarction using wearable devices.
- Conditions
- Myocardial Infarction, Coronary Artery Disease, Arrythmia, ECG Electrical Alternans
- Trial name
- NCT03231826
- Where
- Finland
- Volunteers
- 445 people
- Sponsor
- Tampere University
Recurrent Ventricular Tachycardia
Intramural Needle Ablation for Ventricular Tachycardia
This is a single-arm non-randomized prospective observational cohort study to assess the outcomes of patients undergoing intramural needle catheter ablation of recurrent ventricular tachycardia that has failed antiarrhythmic drug…
- Trial name
- NCT02799693
- Where
- Canada
- Volunteers
- 4 people
- Sponsor
- John Sapp
Heart Failure, Ventricular Dysfunction
Austrian Wearable Cardioverter Defibrillator Registry
Background: The wearable cardioverter defibrillator (WCD) is an established treatment option for patients at high risk for ventricular tachycardia / ventricular fibrillation (VT/VF), either in whom this risk may only be…
- Conditions
- Heart Failure, Ventricular Dysfunction, Sudden Death, Sudden Cardiac Arrest
- Trial name
- NCT02816047
- Testing
- Registry
- Where
- Austria
- Volunteers
- 450 people
- Sponsor
- Medical University of Graz
Supraventricular Tachycardia
Safety and Efficacy of Paramedic Treatment of Regular Supraventricular Tachycardia
Supraventricular tachycardia (SVT) is a term describing any rhythm coming from the top half of the heart. Although atrial fibrillation is the commonest cardiac arrhythmia, regular SVT's are also common.
- Trial name
- Para-SVT (NCT02216240)
- Testing
- Paramedic, Standard care
- Where
- United Kingdom
- Volunteers
- 86 people
- Sponsor
- Barts & The London NHS Trust