Clinical trials: Pacing
Aortic Aneurysm, Aortic Diseases
Influence of Short AV Delay Permanent Pacing on Matrix Metalloproteinase Levels
As potential biomarkers of pressure-related aortic damage, matrix metalloproteinases (MMP) have been implicated in the pathogenesis of aortic aneurysm because of the important role they play in connective tissue homeostasis.
- Conditions
- Aortic Aneurysm, Aortic Diseases, Pacemaker DDD
- Trial name
- NCT03727542
- Testing
- adjustment of atrioventricular delay in DDD packers
- Where
- Turkey (Türkiye)
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Istanbul University
Diastolic Function, Cardiac Output
Impact of Pacing Mode and Diastolic Function on Cardiac Output
Background It is known from previous research that in patients with complete AV (atrioventricular) block and pacemaker stimulation stroke volume and cardiac output are higher with AV-synchronous than with AV-dyssynchronous…
- Conditions
- Diastolic Function, Cardiac Output, Pacemaker Stimulation Mode, Stroke Volume
- Trial name
- PADIAC (NCT04068233)
- Testing
- Pacemaker stimulation mode
- Where
- Austria
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kepler University Hospital
Physical Inactivity
Comparing Self-paced Versus Moderate Intensity Physical Activity Recommendation for Midlife Adults
We will randomly assign (blocked on Gender (female, male, other), body mass index (BMI; overweight [25 < BMI < 30]) or obese (30 < BMI <40) and pain status (chronic pain vs not)) adults ages 50-64 into either; (a) self-selected…
- Trial name
- NCT05285748
- Testing
- Self-Paced Intensity Physical Activity, Prescribed Moderate Intensity Physical Activity
- Where
- United States
- Volunteers
- 258 people, healthy volunteers welcome
- Sponsor
- Brown University
Atrioventricular Block, Left Bundle Branch Area Pacing
Left Bundle Branch Area Pacing in AVB Patients
Right ventricular pacing (RVP) causes left ventricular mechanical dyssynchrony by inducing electrical interventricular and intraventricular dyssynchrony.
- Trial name
- NCT03851315
- Testing
- permanent left bundle branch area pacing
- Where
- China
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Fu Wai Hospital, Beijing, China
Pacemaker DDD
Right Ventricular Septal Versus Apical Pacing: Echocardiographic Study
This study aims to compare the effect right ventricular apical versus septal pacing on left ventricular function by deformation imaging using 2D speckle tracking echocardiography.
- Trial name
- NCT06045143
- Testing
- Patients undergoing DDD pacemaker implantation
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Assiut University
Left Bundle-Branch Block, Right Bundle-Branch Block
Non-invasive Mapping Using Ultra-high Frequency Electrocardiography
Cardiac electrical mapping is an important tool that allows doctors to study the electrical activity of the heart in detail. Electrical mapping systems used in clinical practice are time consuming, invasive and very costly.
- Conditions
- Left Bundle-Branch Block, Right Bundle-Branch Block, Non-Specific Intraventricular Conduction Defect
- Trial name
- NCT04537455
- Testing
- Ultra-high frequency electrocardiography
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Pacemaker Complication, Congestive Heart Failure
Optimised Pacing Program
Permanent pacemakers are a common treatment for slow heart beats. In the UK 300,000 people have a pacemaker, and each year another 36,000 receive them. All of these patients are usually seen yearly to have their device checked.
- Trial name
- OPT-pace (NCT01819662)
- Testing
- Enhanced standard management, Optimised heart failure management, Standard management
- Where
- 3 sites in United Kingdom
- Volunteers
- 1,793 people, healthy volunteers welcome
- Sponsor
- University of Leeds
Cardiac Electrophysiology
Transvenous Lead Removal Post-Market Clinical Study
This prospective, multicenter, post-market clinical study was designed to evaluate the outcomes of lead extraction of cardiovascular implantable electronic devices (CIED) using Cook catheter and lead extraction devices for any…
- Trial name
- NCT03688412
- Testing
- Cook lead extraction devices
- Where
- 9 sites in United States, Germany and 2 more
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- Cook Research Incorporated
Heart Failure
CT Guided WiSE-CRT
This feasibility study will use CT scanning to identify the optimal location for placement of the WiSE-CRT system.
- Trial name
- NCT03495505
- Testing
- WiSE-CRT
- Where
- United Kingdom
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Bradycardia, Left Bundle Branch Area Pacing
Left Bundle Branch Area Pacing (LBBAP) Monitoring Assistant: Evaluation of Portable ECG Solution
To evaluate the capability to monitor LBB success criteria with the use of a Smart ECG system (ECG monitor, 12 leads ECG cable, ECG viewer software ) during a cardiac device implantation involving the placement of a pacing lead…
- Conditions
- Bradycardia, Left Bundle Branch Area Pacing, Cardiac Resynchronisation Therapy (CRT), ECG
- Trial name
- LBBOT (NCT07254013)
- Testing
- LBBAP implant
- Where
- 4 sites in France
- Volunteers
- 55 people, healthy volunteers welcome
- Sponsor
- MicroPort CRM
Feeding Behavior
Healthy Starts: Repeated Exposure Pilot
Decades of research have established that providing repeated exposure to new foods is the most robust strategy for promoting children's acceptance of new foods (1).
- Trial name
- NCT05639361
- Testing
- Repeated Exposure
- Where
- United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Hypertrophic Cardiomyopathy, Mechanical Hyper-synchronicity
Hyper-synchronicity in Hypertrophic Cardiomyopathy (HCM) : Description, Mechanism and Origin With a Multi-imaging Approach to Predict Dual Chamber Pacing Response
Hypertrophic cardiomyopathy (HCM) is a common genetic cardiovascular disease. Outflow-tract gradient of 30 mmHg or more under resting conditions is an independent determinant of symptoms of progressive heart failure and death.
- Trial name
- HSYNC (NCT02559726)
- Testing
- Echocardiography (TEE), Magnetic resonance imaging (MRI) with gadolinium enhancement, Magnetic resonance imaging (MRI) without gadolinium enhancement
- Where
- France
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University Hospital, Bordeaux
Bradycardia
Clinical Investigation of ENO/TEO/OTO Pacing System Under MRI Environment
The interest of the CAPRI study is to confirm the safety and the efficacy of the ENO/TEO/OTO pacing system when used under 1.5 or 3 Tesla MRI environment and in accordance with the MRI solutions guideline.
- Trial name
- CAPRI (NCT03811691)
- Testing
- MRI exam
- Where
- France
- Volunteers
- 270 people, healthy volunteers welcome
- Sponsor
- MicroPort CRM
Body Temperature Changes
The Pacing (Guided Vs Unguided) Strategies Study
The objectives of this study are to demonstrate that real time physiological status monitoring and the use of optimization techniques during exercise can have a positive impact on physiological status, and to collect metabolic…
- Trial name
- NCT02310334
- Testing
- Guided Exercise Session, Unguided Exercise Session
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- USDA Beltsville Human Nutrition Research Center
Healthy
The Effects of Caffeine on Pain-Based Pacing During a Cycling Time-Trial
Caffeine has been shown to consistently improve time-trial performance, warranting restrictions on consumption under regulation of the National Collegiate Athletics Association (NCAA) and World Anti-Doping Agency (WADA).
- Trial name
- NCT02115763
- Testing
- Caffeine
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- University of Oklahoma
Heart Block AV
Micra AV Tracking During Exercise Testing
The purpose of this study is to determine the effectiveness of the Micra AV 2.0 device during exercise or elevated heart rates. Participation in research studies is voluntary.
- Trial name
- NCT05966168
- Testing
- Medtronic Micra AV Device
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Duke University
Left Ventricular Dysfunction
Strategic Management to Improve CRT Using Multi-Site Pacing Post Approval Study (Reference # C1918)
Prospective, multi-center, single arm, post approval study to be conducted in the United States.
- Trial name
- SMARTMSP (NCT03257436)
- Testing
- CRT-D
- Where
- 54 sites in United States
- Volunteers
- 586 people, healthy volunteers welcome
- Sponsor
- Boston Scientific Corporation
Aortic Diseases
Effect of Pacing on Aortic dP/dt Values
The maximum value of rate of left ventricular pressure increase, denoted by left ventricular peak dP/dt value (dP/dt max), corresponds to the highest point on the curve of first derivative of ventricular pressure curve with…
- Trial name
- NCT03665558
- Testing
- Temporary DDD pacing
- Where
- Turkey (Türkiye)
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Istanbul University
Diaphragm Pacing
Effects of Combined Thoracic and Diaphragmatic Breathing on Cognitive and Psycho-Physiological Functions
This study aims to investigate the effects of a combined thoracic expansion exercise (TEE) and slow diaphragmatic breathing (SDB) program on cognitive function, brain activation, psychological status, and head-shoulder posture in…
- Trial name
- NCT07620249
- Testing
- thoracic expansion exercises and slow diaphragmatic breathing
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Clinical Trial Center
Weight Loss, Gut Microbiome
Low Sugar Protein Pacing, Intermittent Fasting Diet in Men and Women
This study will systematically quantify the effects of protein pacing and intermittent fasting (P-IF) on total and regional (abdominal) body composition (lean mass and fat mass), blood glucose and lipids, and anti-aging…
- Conditions
- Weight Loss, Gut Microbiome, Anti-Aging
- Trial name
- NCT04327141
- Testing
- P-IF, HH
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Skidmore College