Clinical trials: Ventricular
Cardiac Pacing, Right Ventricular Pacing
Optimize RV Follow-up Selective Site Pacing Clinical Trial
The purpose of the Optimize RV Follow-Up study is to determine the long-term effect of selective site pacing. Selective site pacing refers to which area of the right ventricle the lead is placed.
- Conditions
- Cardiac Pacing, Right Ventricular Pacing, Left Ventricular Ejection Fraction
- Trial name
- ORVFUP (NCT00949715)
- Testing
- Medtronic or Vitatron Dual-Chamber Pacemaker, Medtronic SelectSecure 3830 Lead
- Where
- 12 sites in United States, Israel and 1 more
- Volunteers
- 67 people
- Sponsor
- Medtronic Cardiac Rhythm and Heart Failure
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
Primary Pulmonary Arterial Hypertension, Chronic Thromboembolic Pulmonary Hypertension
Effects of Riociguat on RIght VEntricular Size and Function in PAH and CTEPH
This is an open-label, single-armed, prospective single-centre clinical study to evaluate the effect of riociguat on right heart size and function in patients with manifest PAH and CTEPH.
- Trial name
- RIVERII (NCT04954742)
- Testing
- Riociguat
- Where
- Germany
- Volunteers
- 30 people
- Sponsor
- Heidelberg University
Ventricular Tachycardia
Study of Cardiac PET/CT Imaging to Guide Ablation Treatment of Ventricular Tachycardia
Imaging is to be performed prior to procedure using positron emission tomography/ computed tomography (PET/CT), after a special dye is injected.
- Trial name
- NCT02962076
- Testing
- [C-11] Meta-hydroxyephedrine radioactive tracer (MHED)
- Where
- United States
- Volunteers
- 11 people
- Sponsor
- Khaled Awad, MD
Death, Sudden, Cardiac, Out-Of-Hospital Cardiac Arrest
Pre-hospital ECMO in Advanced Resuscitation in Patients With Refractory Cardiac Arrest. ( SUB30 )
To establish whether a pre-hospital advanced physician/ paramedic cardiac arrest team that is ECMO capable can establish ECMO flow within 30 minutes of collapse.
- Conditions
- Death, Sudden, Cardiac, Out-Of-Hospital Cardiac Arrest, Ventricular Fibrillation, Cardiopulmonary Arrest With Successful Resuscitation
- Trial name
- SUB30 (NCT03700125)
- Testing
- ECMO resuscitation
- Where
- 2 sites in United Kingdom
- Volunteers
- 5 people
- Sponsor
- Barts & The London NHS Trust
Ventricular Fibrillation, Ventricular Tachycardia
Shockless Implant Evaluation
This trial will assess the safety of defibrillator testing and the influence of defibrillation testing on the efficacy of clinical shocks.
- Trial name
- SIMPLE (NCT00800384)
- Testing
- Implantable defibrillator
- Where
- 85 sites in Australia, Austria and 16 more
- Volunteers
- 2,500 people
- Sponsor
- Boston Scientific Corporation
Cancer
Cyproheptadine in Preventing Weight Loss in Children Receiving Chemotherapy for Cancer
RATIONALE: Cyproheptadine hydrochloride may prevent weight loss caused by cancer or cancer treatment. It is not yet known whether cyproheptadine is more effective than a placebo in preventing weight loss in young patients…
- Trial name
- NCT01132547
- Testing
- cyproheptadine hydrochloride
- Where
- 14 sites in United States
- Volunteers
- 22 people
- Sponsor
- University of South Florida
Arrhythmia
Qubic Stim Cardiac Stimulator in China
106 subjects selected from 3 study sites in China are with indications for intracardiac electrophysiological examination. The trial is to prove the clinical effectiveness and safety of Qubic Stim Cardiac Stimulator in Chinese…
- Trial name
- NCT04390841
- Testing
- Cardiac Stimulator
- Where
- 3 sites in China
- Volunteers
- 106 people
- Sponsor
- Biotronik (Beijing) Medical Device Ltd.
Atrial Fibrillation
ReVeRA-201: Etripamil in Atrial Fibrillation, Phase 2
Many patients with atrial fibrillation (AF) experience persistent tachycardia with episodes of rapid ventricular rate despite chronic treatment to reduce ventricular rate.
- Trial name
- NCT04467905
- Testing
- Etripamil
- Where
- 18 sites in Canada, Netherlands
- Volunteers
- 69 people
- Sponsor
- Milestone Pharmaceuticals Inc.
Symptomatic Severe Aortic Stenosis
Portico Next Generation Approval Study
The purpose of this clinical study is to evaluate the acute safety and effectiveness of the next-generation Navitor (Portico™ NG) Transcatheter Aortic Heart Valve as assessed by the rate of all-cause mortality at 30 days and the…
- Trial name
- NCT04011722
- Testing
- Portico™ NG (Navitor) Valve and FlexNav™ Delivery System, Navitor Titan Valve (35mm) Valve and Large FlexNav™ Delivery System
- Where
- 28 sites in United States, Australia and 3 more
- Volunteers
- 333 people
- Sponsor
- Abbott Medical Devices
Refractory Angina
Study Protocol of Intramyocardial Injection of Autologous Bone Marrow Stem Cells for Refractory Angina
Therapeutic neovascularization is an innovative strategy for cardiac tissue recovery due to chronic, intense ischemia. Thus stem cell therapy has become a promising procedure for the large number of patients with refractory…
- Trial name
- ReACT (NCT01966042)
- Testing
- Local sedation, Bone Marrow Aspiration, Minithoracotomy
- Where
- Brazil
- Volunteers
- 13 people
- Sponsor
- CellPraxis Bioengenharia Ltda.
Choroid Plexus Tumors
Treatment of Tumors of the Choroid Plexus Epithelium
The goal of this clinical research study is to compare carboplatin to cyclophosphamide when given with etoposide, vincristine, and radiation therapy in the treatment of choroid plexus tumors.
- Trial name
- NCT00500890
- Testing
- Carboplatin, Cyclophosphamide, Etoposide
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- M.D. Anderson Cancer Center
Aortic Stenosis
DEFLECT I: Keystone Heart Embolic Deflection Trial
This is a research study using the Keystone Heart Embolic Deflection Device and involving patients with aortic stenosis (a disease of the aortic valve), to be treated with Transcatheter Aortic Valve Replacement (TAVR).
- Trial name
- NCT01448421
- Testing
- Keystone Heart Embolic Deflection Device
- Volunteers
- 37 people
- Sponsor
- Keystone Heart
Left Ventricular Dysfunction
Use of Adult Autologous Stem Cells in Treating People Who Have Had a Heart Attack (The TIME Study)
Heart attacks are a leading cause of death for both men and women in the United States. A heart attack occurs when blood flow to the heart is restricted, commonly due to a blood clot that has formed in one of the coronary…
- Trial name
- NCT00684021
- Testing
- Adult stem cells
- Where
- 5 sites in United States
- Volunteers
- 120 people
- Sponsor
- The University of Texas Health Science Center, Houston
Premature Ventricular Contractions, Congestive Heart Failure
Early Elimination of Premature Ventricular Contractions in Heart Failure
Premature ventricular contractions (PVC) are a very common irregular heart beat (arrhythmias) even in patients without heart disease. Frequent PVCs are thought to occur in about 1-4% of the general population.
- Trial name
- EVAC-HF (NCT01757067)
- Testing
- PVC ablation
- Where
- 8 sites in United States, Canada
- Volunteers
- 3 people
- Sponsor
- University of Maryland, Baltimore
Cardiac Arrest Due to Underlying Cardiac Condition, Ventricular Fibrillation
ACCESS to the Cardiac Cath Lab in Patients Without STEMI Resuscitated From Out-of-hospital VT/VF Cardiac Arrest
To determine if survival to hospital discharge with good neurological outcome for adults ages 18-75 who are resuscitated from out-of-hospital VT/VF cardiac arrest without clinical signs of a heart attack do better by going…
- Conditions
- Cardiac Arrest Due to Underlying Cardiac Condition, Ventricular Fibrillation, Cardiopulmonary Arrest With Successful Resuscitation
- Trial name
- NCT03119571
- Testing
- Initial CCL admission, Initial ICU admission
- Where
- 23 sites in United States, Canada
- Volunteers
- 65 people
- Sponsor
- University of Minnesota
Defibrillators, Implantable, Tachycardia, Ventricular
Catheter Ablation Versus Amiodarone for Shock Prophylaxis in Defibrillator Patients With Ventricular Tachycardia
Implantable Cardioverter Defibrillators (ICDs) provide a shock or pacing therapy to bring back a normal heart beat when a patient experiences a dangerous abnormal heart rhythm such as ventricular tachycardia (VT).
- Trial name
- CEASE-VT (NCT01097330)
- Testing
- Ablation, Amiodarone
- Where
- 11 sites in United States, Canada and 1 more
- Volunteers
- 12 people
- Sponsor
- Population Health Research Institute
Symptomatic Degenerative Aortic Stenosis, Severe Aortic Stenosis
CONFIDENCE Registry to Assess Safety and Performance of Portico System to Treat Patients With Severe Aortic Stenosis.
The purpose of this clinical investigation is to characterize the procedural safety and device performance of transfemoral implantation of the Portico™ Transcatheter Aortic Heart Valve in patients with symptomatic degenerative…
- Trial name
- NCT03752866
- Testing
- Portico™ Valve, Portico Delivery System(s) and Loading System(s), Portico™ Valve, FlexNav Delivery System(s) and Loading System(s)
- Where
- 28 sites in Australia, Belgium and 7 more
- Volunteers
- 1,001 people
- Sponsor
- Abbott Medical Devices
Atrial Fibrillation, Atrial Flutter
Assessment of the Sphere-9™ Catheter and Affera Mapping and Ablation System for Treatment of Atrial and Ventricular Arrhythmias
A prospective, single-arm, multi-center, safety and performance assessment of the Sphere-9™ Catheter and the Affera Mapping and RF Ablation System to treat Atrial Arrhythmias
- Conditions
- Atrial Fibrillation, Atrial Flutter, Ventricular Tachycardia
- Trial name
- NCT04211441
- Testing
- Catheter mapping and ablation with the Sphere-9 Catheter and Affera Mapping and Ablation System
- Where
- 2 sites in Czechia
- Volunteers
- 74 people
- Sponsor
- Medtronic Cardiac Ablation Solutions
Arrhythmogenic Right Ventricular Dysplasia, Brugada Syndrome
Distribution of Cell-cell Junction Proteins in Arrhythmic Disorders
Every week in the UK, 12 apparently healthy and fit individuals under the age of 35 die suddenly, a tragic event known as sudden cardiac death (SCD).
- Conditions
- Arrhythmogenic Right Ventricular Dysplasia, Brugada Syndrome, Cardiac Channelopathy
- Trial name
- NCT04257994
- Testing
- obtaining a buccal smear sample
- Where
- United Kingdom
- Volunteers
- 26 people
- Sponsor
- St. George's Hospital, London