Clinical trials: Heart Rate
Brain Injuries, Craniocerebral Trauma
DASH After TBI Study: Decreasing Adrenergic or Sympathetic Hyperactivity After Traumatic Brain Injury
The investigators intend to determine the effect of adrenergic blockade on 1) short-term physiology, behavior, and cognition and 2) long-term neuropsychological outcomes after severe Traumatic Brain Injury (TBI).
- Conditions
- Brain Injuries, Craniocerebral Trauma, Trauma, Nervous System, Traumatic Brain Injury
- Trial name
- NCT01322048
- Testing
- IV Propranolol and Per Tube Clonidine
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Vanderbilt University
Congenital Heart Diseases, Aortic Valve Disorder
Pre-operative Prophylaxis With Vancomycin and Cefazolin in Pediatric Cardiovascular Surgery Patients
The investigators hope to learn 1) if the addition of prophylaxis with vancomycin will decrease the rate of cefazolin non-susceptible surgical site infections (SSI), in high risk population 2) to develop better understanding of…
- Trial name
- NCT01619982
- Testing
- Cefazolin 25 mg/kg body weight and Vancomycin hydrochloride, Cefazolin 30 mg/kg body weight
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Stanford University
Laboring Women With Ultrasound and FSE Monitoring
Electrode-Based Sensor for Non-Invasive Fetal Heart Rate Monitoring With Improved Reliability
The specific goal of the proposed research is to develop a reliable, non-invasive fetal and maternal heart rate and contraction monitor that is unaffected by obesity and requires less nursing intervention than the tocodynamometer…
- Trial name
- FHR (NCT02024165)
- Where
- United States
- Volunteers
- 71 people
- Sponsor
- OBMedical Company
Gather Feasibility Data and User Feedback on Use of a Device in Vivo on Pregnant Volunteers in Their 2nd and 3rd Trimester
Vscan Access R2 Feasibility Evaluation
This study is being done to evaluate if the Vscan Access R2 Ultrasound System can measure Fetal Heart Rate (FHR) in humans when compared against a reference device (GE Corometrics 170 Series Fetal Monitor), and to gather feedback…
- Trial name
- NCT03617419
- Testing
- GE VScan Access R2 Ultrasound System, GE Corometrics 170 Series Fetal Monitor
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- GE Healthcare
Exercise Therapy, Heart Rate Determination
Assessing Visual Feedback of HR Monitoring in Rehabilitation - Pilot
Monitoring heart rate during exercise can provide feedback to the patient and provider that the patient is exercising in the appropriate, individualized and safe range for them.
- Trial name
- NCT05273801
- Testing
- Heart Rate Recording from Multiple Participants, No Visual Feedback, Visual Feedback of Multiple Participant Heart Rates
- Where
- United States
- Volunteers
- 18 people
- Sponsor
- Shirley Ryan AbilityLab
Postoperative Atrial Fibrillation
Rate Control Versus Rhythm Control For Postoperative Atrial Fibrillation
The purpose of this study is to compare the therapeutic strategies of rate control versus rhythm control in cardiac surgery patients who develop in-hospital postoperative atrial fibrillation or atrial flutter (AF).
- Trial name
- NCT02132767
- Testing
- Amiodarone, DC-cardioversion, Rate Control
- Where
- 23 sites in United States, Canada
- Volunteers
- 523 people
- Sponsor
- Icahn School of Medicine at Mount Sinai
Ventricular Tachycardia, Ventricular Fibrillation
Septal - Success Rate and Clinical Outcome of Septal Implant of Ventricular Defibrillation Lead
The purpose of this study is to determine the safety and efficacy of the implant of a ICD lead of defibrillation in the septum of the right ventricle
- Trial name
- NCT00180297
- Testing
- Endotak Reliance G
- Where
- 18 sites in France
- Volunteers
- 215 people
- Sponsor
- Boston Scientific Corporation
Atrial High Rate Episodes
Non-vitamin K Antagonist Oral Anticoagulants in Patients With Atrial High Rate Episodes
NOAH is an investigator-initiated, prospective, parallel-group, double-blind, randomised, multi-centre trial. The objective of the trial is to demonstrate that oral anticoagulation using the NOAC edoxaban is superior to current…
- Trial name
- NOAH (NCT02618577)
- Testing
- Edoxaban, ASA
- Where
- 18 sites in Austria, Belgium and 16 more
- Volunteers
- 2,608 people
- Sponsor
- Atrial Fibrillation Network
Cardiac Arrest, Fear
The Care After Life-threatening Medical Events Study
This study tests the feasibility of a home-based heart rate variability biofeedback (HRVB) intervention in survivors of cardiac arrest (CA).
- Trial name
- CALME (NCT04589559)
- Testing
- Heart Rate Variability Biofeedback Training
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Columbia University
Chronic Obstructive Pulmonary Disease
Safety of Exercise and High-dose Salbutamol in Patients With Chronic Obstructive Pulmonary Disease (COPD) Receiving Therapeutic Doses of Indacaterol (QAB 149) and Salmeterol
This study investigated the effect of exercise and high-dose salbutamol on the maximum heart rate in patients with chronic obstructive pulmonary disease (COPD) receiving therapeutic doses of indacaterol, salmeterol and placebo.
- Trial name
- NCT00531050
- Testing
- Indacaterol, Salmeterol
- Where
- Belgium
- Volunteers
- 27 people
- Sponsor
- Novartis
Bradycardia
Effectiveness of Pacemaker With Closed Loop Stimulation Compared to Pacemakers With and Without Standard Rate Response
This is a randomized, prospective, single-blinded, multi-center study involving approximately 1500 patients at 100 centers. The purpose of this study is to demonstrate the effectiveness of Closed Loop Stimulation (CLS) rate…
- Trial name
- CLEAR (NCT00355797)
- Testing
- Closed Loop Stimulation (CLS), Standard Rate Adaptive (R) Technology, Non-rate adaptive (DDD) pacing
- Where
- 99 sites in United States
- Volunteers
- 1,491 people
- Sponsor
- Biotronik, Inc.
Alzheimer Disease
Effects of Heart Rate Oscillations During Meditation on Plasma Biomarkers of Alzheimer's Disease
In the current study, we will examine how two types of concentration meditation practices affect plasma biomarkers of Alzheimer's Disease (AD).
- Trial name
- NCT06210035
- Testing
- Belly-focus meditation, Belly-focus meditation with slow breathing
- Where
- United States
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Myocardial Infarction
Harmonizing Outcomes With Revascularization and Stents in Acute Myocardial Infarction
The primary objectives of the trial are: 1. To establish the safety and efficacy of the use of bivalirudin (+ bail-out GP IIb/IIIa inhibitors) compared to the use of unfractionated heparin + GP IIb/IIIa inhibitors in patients…
- Trial name
- NCT00433966
- Testing
- Bivalirudin, Unfractionated heparin, Bare metal stent
- Where
- United States
- Volunteers
- 3,602 people
- Sponsor
- Cardiovascular Research Foundation, New York
Heart Rate Variability, Preterm Infant
Skin to Skin and Heart Rate Variability
The objective of this study is to monitor heart rate variability in preterm infants receiving respiratory support, including conventional mechanical ventilation, during skin-to-skin care.
- Trial name
- NCT05018910
- Testing
- Skin to Skin
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of New Mexico
Fetal Arrhythmia, Abnormality in Fetal Heart Rate or Rhythm
Fetal and Neonatal Magnetophysiology
Fetal research and clinical practice has been hampered by a lack of suitable investigational techniques. Currently, ultrasound is the only widely used method of studying fetal anatomy and physiology, but it has significant…
- Conditions
- Fetal Arrhythmia, Abnormality in Fetal Heart Rate or Rhythm, Long QT Syndrome
- Trial name
- NCT01903564
- Testing
- magnetocardiography, postnatal ECG, fetal echocardiography
- Where
- United States
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
GERD
Correlates of GERD Symptom Severity
This is a pilot study measuring physiologic and behavioral correlates of symptom severity in adult patients with gastroesophageal reflux disease (GERD).
- Trial name
- NCT03020550
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Massachusetts General Hospital
Heart Failure
The Darlington Retrospective Outpatient Study
Having heart failure means the heart is unable to pump blood around the body effectively. This reduces life expectancy and hinders normal daily activities.
- Trial name
- DROPSY (NCT01013883)
- Where
- United Kingdom
- Volunteers
- 509 people
- Sponsor
- County Durham and Darlington NHS Foundation Trust
Anemia, Sickle Cell, Transfusion Hemosiderosis
Clinical Importance of Treating Iron Overload in Sickle Cell Disease
Hypothesis: The investigators suspect that significant degrees of iron overload in subjects with SCD result in decreased red cell survival, abnormal endothelial function and markedly dysregulated autonomic function.
- Trial name
- NCT00981370
- Testing
- deferasirox
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Children's Hospital Los Angeles
Laboratory Testing on Healthy Volunteers to Verify SpO2 and Heart Rate (HR) Accuracy of BrOxy M
Postmarket Clinical Follow-up Study to Confirm the Performance of the Wearable Pulse-Oximeter BrOxy M (SOMBRERO)
This study is a post market clinical follow up study performed to confirm the performance of BrOxy M pulse oximeter in comparison with a reference, CE marked, pulse oximeter equipment in a controlled desaturation study over a…
- Trial name
- SOMBRERO (NCT04810221)
- Testing
- Controlled desaturation study
- Where
- Italy
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Life Meter srl
Substance Use Disorders
Heart Rate Variability Biofeedback for Substance Use Disorder: A Randomized Clinical Trial
Heart rate variability biofeedback (HRVB) is an biobehavioral intervention involving rhythmic breathing at resonance frequency that stimulates cardiovascular regulatory systems to help individuals better regulate affect and…
- Trial name
- NCT05454657
- Testing
- Heart rate variability biofeedback + treatment as usual, Treatment as usual only
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Massachusetts General Hospital