Clinical trials: Contraction
Pregnancy, Uterine Contraction
Calcium Carbonate on Labor Induction
The investigators aim to evaluate the safety and efficacy of administering calcium carbonate to laboring participants undergoing labor inductions.
- Trial name
- NCT06352775
- Testing
- Calcium Carbonate
- Where
- United States
- Volunteers
- 250 people
- Sponsor
- Wake Forest University Health Sciences
Whole-body Vibration, Healthy Volunteers (HV)
WBV Reflex Latency and Mechanical Load
This study aims to investigate how the magnitude of mechanical loading affects reflex latency patterns induced by whole-body vibration (WBV).
- Conditions
- Whole-body Vibration, Healthy Volunteers (HV), Muscle Contraction, Postural Balance
- Trial name
- WBV-BMR (NCT07170709)
- Testing
- Whole-Body Vibration
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Selim Sezikli
Obesity & Overweight, GLP - 1
A Study on Ubiquinol on Fatigue and Muscle Strength in Healthy Adults Taking GLP-1 Agonists
The goal of this clinical trial is to learn if a daily ubiquinol supplement can reduce fatigue and help maintain muscle strength in adults aged 30-65 who are taking a GLP-1 weight loss medication (Wegovy® or Mounjaro®).
- Conditions
- Obesity & Overweight, GLP - 1, Fatigue Severity Scale, Ubiquinol
- Trial name
- Project Zest (NCT07789106)
- Testing
- Ubiquinol 100 MG Oral Capsule
- Where
- United Kingdom
- Volunteers
- 90 people
- Sponsor
- StudySetGo
Cardiovascular Diseases, Cardiac Rehabilitation
Effects of External Upper Limb Loading on Gait and Trunk Muscle Activity in Cardiac Rehabilitation Patients
This study examines how external loading applied to the upper limbs affects gait parameters and the activity of selected trunk- and pelvis-stabilizing muscles (erector spinae, gluteus medius, tensor fasciae latae, external…
- Conditions
- Cardiovascular Diseases, Cardiac Rehabilitation, Gait Abnormality, Muscle Contraction
- Trial name
- ND (NCT07803120)
- Testing
- External Upper Limb Loading During Treadmill Walking
- Where
- Poland
- Volunteers
- 60 people
- Sponsor
- Pomeranian University in Slupsk
Education, Contraction
Muscle Activation Learning Techniques
The aim of this study was to evaluate the effects of different muscle activation learning techniques-taught to university students with no prior training in this area-on academic achievement and perceived learning.
- Conditions
- Education, Contraction, Muscle Activation, Biofeedback Training
- Trial name
- NCT07870382
- Testing
- verbal education, verbal education+ palpation, verbal education+ palpation+ EMG Biofeedback
- Where
- Turkey (Türkiye)
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Necmettin Erbakan University
Tachycardia, Paroxysmal Supraventricular Tachycardia
AI-Based Differential Diagnosis and Localization of Tachycardia Using ECG: Multicenter Registry (EP-AI ASSIST)
This multicenter retrospective study aims to develop, validate, and clinically apply an artificial intelligence (AI)-powered electrocardiography (ECG) algorithm for the diagnosis and prognostic prediction of cardiovascular…
- Conditions
- Tachycardia, Paroxysmal Supraventricular Tachycardia, Wolff-Parkinson-White Syndrome, Premature Ventricular Contractions
- Trial name
- EP-AI ASSIST (NCT07859020)
- Testing
- AI-based ECG Diagnostic and Localization Algorithm
- Where
- South Korea
- Volunteers
- 10,000 people
- Sponsor
- Inha University Hospital
Obstructive Sleep Apnea, Premature Ventricular Contraction (PVC)
Disrupted Sleep and Concurrent Ectopy or Atrial Fibrillation
Whereas the available evidence mostly supports chronic sleep disruption as a risk factor for incident AF, less is known about the near-term risk of a discrete atrial fibrillation (AF) episode following a night of disrupted or…
- Conditions
- Obstructive Sleep Apnea, Premature Ventricular Contraction (PVC), Atrial Fibrillation (AF), Premature Atrial Contraction
- Trial name
- DISCRETE AF (NCT07220525)
- Testing
- HGNS Use Randomized Instructions
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of California, San Francisco
Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation
A Study Assessing Arrhythmia Mapping With a Multi-Electrode Mapping Catheter
The purpose of this study is to assess the safety and feasibility of the investigational catheter for mapping the atrial and ventricular regions of the heart.
- Conditions
- Scar-related Atrial Tachycardia, Persistent Atrial Fibrillation, Paroxysmal Atrial Fibrillation, Ventricular Tachycardia
- Trial name
- FEATHER (NCT07116525)
- Testing
- Paddle-Shaped, High-Density, Multi-Electrode Mapping Catheter
- Where
- 5 sites in Belgium, France and 1 more
- Volunteers
- 90 people
- Sponsor
- Biosense Webster, Inc.
Premature Ventricular Complexes, Premature Ventricular Contraction (PVC)
Catheter Ablation Versus Anti-arrhythmic Drugs for Premature Ventricular Complexes
Premature ventricular complexes (PVCs) are extra, abnormal heart beats arising from the ventricles of the heart and are the most common ventricular arrhythmia.
- Conditions
- Premature Ventricular Complexes, Premature Ventricular Contraction (PVC), Premature Ventricular Beats
- Trial name
- CAAD-PVC (NCT07445334)
- Testing
- Catheter ablation, Medical therapy: Anti-arrhythmic drugs (AAD) and/or beta-adrenergic blocking agents (BB)
- Where
- Australia
- Volunteers
- 50 people
- Sponsor
- Western Sydney Local Health District
Premature Ventricular Contraction (PVC), Pulsed Field Ablation
PULSE PVC Registry: Multicenter Study on Focal Pulsed Field Ablation for Premature Ventricular Contractions
The PULSE PVC Registry is a European multicenter observational study designed to assess the safety and efficacy of focal pulsed field ablation (PFA) using the Centauri Generator system in patients with symptomatic premature…
- Trial name
- NCT07003412
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- Zentralklinik Bad Berka
Infertility, Endometrial Peristalsis
Association Between Peri-Transfer Endometrial Peristalsis And Live Birth In Modified Natural Cycle Frozen Embryo Transfer: A Prospective Cohort Study
The uterus is a dynamic muscular organ that undergoes rhythmic, wave-like contractions known as endometrial peristalsis or endometrial waves.
- Conditions
- Infertility, Endometrial Peristalsis, Uterine Contraction, Endometrial Waves
- Trial name
- EPFE (NCT07358468)
- Testing
- Endometrial peristalsis and hormone measurements
- Where
- 2 sites in Vietnam
- Volunteers
- 384 people
- Sponsor
- Mỹ Đức Hospital
Premature Ventricular Complexes, PVC - Premature Ventricular Contraction
Sustained Auricular Nerve Stimulation for PVC Suppression
Non-invasive vagus nerve stimulation has been clinically tested for the treatment cardiac arrhythmias. However, prior studies have shown mixed results-possibly in part due to inadequate stimulation duration.
- Conditions
- Premature Ventricular Complexes, PVC - Premature Ventricular Contraction, Auricular Vagus Nerve Stimulation
- Trial name
- SANS-PVC (NCT07093034)
- Testing
- Extended nocturnal use of auricular vagus nerve stimulator device
- Where
- United States
- Volunteers
- 16 people
- Sponsor
- University of California, San Diego
Focal Ventricular Arrhythmias, Premature Ventricular Contractions
Treatment of Focal Ventricular Tachycardias Using a Pulsed Field Ablation From a Point Ablation Catheter Short Title FOCUS-PFA
The purpose of this study is to examine the use of a point ablation catheter (Farapoint, Boston Scientific) in the mapping and ablation of focal ventricular arrhythmias (premature ventricular contractions or ventricular…
- Conditions
- Focal Ventricular Arrhythmias, Premature Ventricular Contractions, Ventricular Tachycardias
- Trial name
- FOCUS PFA (NCT06747013)
- Testing
- Point Ablation Catheter
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Vivek Reddy
Premature Atrial Contractions, Premature Ventricular Contractions
The MARY-JANE Cannabis and Heart Rhythm Trial
Despite recreational cannabis now being legal in 23 states, where more than 100 million Americans reside, studies on the actual health effects are limited.
- Trial name
- NCT06021613
- Testing
- Randomized instructions
- Where
- 2 sites in United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Soccer, Performance
Isometric vs. Dynamic Squat Pre-Loading: Acute PAPE Responses
This randomized crossover study compared the acute post-activation performance responses to isometric and dynamic squat-based preconditioning protocols performed with and without electromyostimulation (EMS).
- Conditions
- Soccer, Performance, Contraction
- Trial name
- IPP vs DPP (NCT07696026)
- Testing
- dynamic conraction, isometric contraction, dynamic and EMS contraction
- Where
- Turkey (Türkiye)
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Karabuk University
Infertility, Endometrial Peristalsis
Endometrial Peristalsis and Pregnancy Outcomes in Hormone Replacement Therapy (HRT) - Frozen Embryo Transfer (FET) Cycles
Endometrial peristalsis may influence embryo implantation and pregnancy outcomes, but its role during hormone replacement therapy (HRT)-prepared frozen embryo transfer (FET) cycles remains unclear.
- Conditions
- Infertility, Endometrial Peristalsis, Uterine Contraction, Endometrial Waves
- Trial name
- CONCO (NCT07675213)
- Testing
- Endometrial peristalsis and hormone measurements
- Where
- Vietnam
- Volunteers
- 442 people
- Sponsor
- Mỹ Đức Hospital
Premature Ventricular Contraction (PVC)
Use of Adenosine to Determine the Electrophysiological Mechanism of Premature Ventricular Contractions
Unblinded, controlled, non-randomized, mechanistic study to determine whether physiological mechanisms underlying PVC are sensitive to adenosine.
- Trial name
- NCT03218137
- Testing
- Adenosine
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Ventricular Tachyarrhythmia, Ventricular Arrythmia
Ventricular Catheter Ablation Study (VCAS)
This is a prospective safety and feasibility study to evaluate the safety of the FieldForce™ Ablation system in patients with ventricular arrhythmia divided into two groups: VT (VCAS-I) and frequent premature ventricular complex…
- Conditions
- Ventricular Tachyarrhythmia, Ventricular Arrythmia, PVC - Premature Ventricular Complex, PVC - Premature Ventricular Contraction
- Trial name
- VCAS (NCT06203262)
- Testing
- FieldForce™ Ablation System Ventricular Tachycardia, FieldForce™ Ablation System Premature Ventricular Contractions
- Where
- 2 sites in Czechia
- Volunteers
- 34 people
- Sponsor
- Field Medical
Black Triangles Syndrome (BTS), Periodontal Gingival Contraction
Evaluation of the Safety and Performance of the Medical Device RDM36 in the Treatment of Periodontal Gingival Contraction and in Black Triangles Syndrome (BTS)
The treatment of black triangles in modern dentistry involves various approaches, both surgical and nonsurgical. Surgical methods aim to reconstruct or preserve gingival tissue using techniques such as soft tissue flaps or…
- Trial name
- NCT07185191
- Testing
- RDM36, Saline Solution (NaCl 0,9%)
- Where
- Italy
- Volunteers
- 40 people
- Sponsor
- Mastelli S.r.l
Atrial Fibrillation, Ventricular Tachycardia
Defining the Risk of Ventricular Tachycardia in Genetic Cardiomyopathies
The goal of this observational study is to determine if electrophysiologic mapping and cardiac MRI can help identify patients that have genetic forms of cardiomyopathy that are at high risk for development of dangerous…
- Conditions
- Atrial Fibrillation, Ventricular Tachycardia, Premature Ventricular Contraction
- Trial name
- NCT06575881
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Vanderbilt University Medical Center