Clinical trials: Contraction
Premature Atrial Contraction
Magnesium Supplementation for the Prevention of Supraventricular Arrhythmias
The primary objective of this research is to determine whether oral magnesium supplementation in healthy, community-living individuals will be associated with reductions in the burden of arrhythmias in the upper chambers of the…
- Trial name
- NCT02837328
- Testing
- Oral Magnesium Supplement
- Where
- United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
Myofascial Pain Syndrome, Contraction
Effects of Diacutaneous Fibrolysis Over Neuromuscular Response
The study consists in evaluating the neuromuscular response of the gastrocnemious muscles before and after a diacutaneous fibrolysis over the gastrocnemious muscles.
- Trial name
- NCT03963674
- Testing
- Diacutaneous fibrolysis
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Universitat Internacional de Catalunya
Preterm Delivery, Preterm Contractions
The Impact of Bryophyllum on Preterm Delivery
The purpose of this study is whether Bryophyllum is more effective and has less side effects than traditional labor inhibitors in preventing preterm delivery.
- Conditions
- Preterm Delivery, Preterm Contractions, Cervical Shortening
- Trial name
- NCT00163579
- Testing
- Bryophyllum
- Where
- Switzerland
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Premature Ventricular Contraction, Ventricular Tachycardia
VIVO™ Accuracy Study
A multi-center study designed to assess the accuracy of VIVO™ in determining the location of a PVC/VT foci in comparison to an electroanatomical mapping system.
- Trial name
- NCT03340142
- Testing
- VIVO™
- Where
- 3 sites in United States
- Volunteers
- 45 people
- Sponsor
- Catheter Precision. Inc.
Preterm Contractions
Uterine Contractions Under Blue Light
The objective in the current study is to test the hypothesis that nocturnal uterine contractions in preterm women can be suppressed by brief ocular exposure to blue light.The Olcese lab at Florida State University identified a…
- Trial name
- NCT03691740
- Testing
- Ocular light
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of South Florida
Premature Ventricular Contraction
Comparision of PVC Ablation Techniques
Several reports have shown the utility of PVC ablation with cryo catheters. The aim of this study is to compare the outcomes and safety of Cryo vs. RF for PVCs.
- Trial name
- PVC (NCT03086902)
- Testing
- Radiofrequency Ablation Catheter, Cryo Ablation catheter
- Volunteers
- 88 people
- Sponsor
- Sheba Medical Center
Dystocia, Contractions
Internal Versus External Tocodynamometry and Labor Outcome
In this study, parturients will be randomized to either internal or external tocodynamometry contractions' follow up. Investigators recruit primiparous, those who try to have vaginal birth after cesarean section and multiparous…
- Trial name
- NCT02941393
- Testing
- Intrauterine pressure catheter, External tocodynamometry
- Where
- 2 sites in Finland
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Tampere University Hospital
Premature Ventricular Complexes Multiple, Premature Ventricular Contraction
The Prognostic Significance of Premature Ventricular Complexes in Patients Without Structural Heart Disease
With this project the investigators aim to investigate whether premature ventricular complexes (PVC) have a prognostic significance in persons without structural heart disease.
- Trial name
- PULSE (NCT03370679)
- Where
- Sweden
- Volunteers
- 1,000 people
- Sponsor
- Danderyd Hospital
Maximum Voluntary Contraction
Muscular Force Generation in Microgravity
The aim of this study is to evaluate the applicability of high-load resistance training as a countermeasure for long term space flights, the current project has two scientific goals.
- Trial name
- ForceGeneratio (NCT02850328)
- Testing
- examination of muscle function and MVC in weightlessness
- Where
- France
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- University Hospital, Caen
Preterm Labor, Preterm Contractions
Screening To Obviate Preterm Birth
Our objective is to investigate the predictive value of a panel of biomarkers associated with two biologically plausible pathways of preterm birth: membrane breakdown and cervical remodeling.
- Conditions
- Preterm Labor, Preterm Contractions, Abdominal Cramping, Back Pain
- Trial name
- STOP (NCT01868308)
- Where
- United States
- Volunteers
- 589 people
- Sponsor
- University of Pennsylvania
Muscle Contraction
Effect of Cueing on Gluteus Maximus Recruitment
Do specific verbal and tactile cues and instructions help people who perform bridging exercises to improve hip muscle strength to optimize recruitment of the gluteus maximus muscle?
- Trial name
- NCT02645188
- Testing
- Cueing
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Burn Scar Contraction
Perforator Based Interposition Plasty
Objective: to evaluate the perforator based interposition plasty in comparison to the standard technique (full thickness graft) for scar contracture releases. Study design: A randomised controlled multicentre intervention study.
- Trial name
- NCT01409759
- Testing
- Perforator based interposition flap
- Where
- 3 sites in Netherlands
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Association of Dutch Burn Centres
Generalized Visual Field Contraction or Constriction
A Study to Determine the Location of the Blind Spot and the Macula-disc Centre Distance on a Fundus Photograph
The study is aimed to develop a new reaction-time based method for examining the visual field and to study the effect of refractive error on the magnification of a fundus photograph in order to evaluate the true size of a retinal…
- Trial name
- NCT01843582
- Where
- Finland
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Turku University Hospital
Myocardial Ischemia, Myocardial Infarction
Magnetic Resonance Technique in the Assessment of Exercise-induced Long- and Short-Term Changes in Cardiac Function and Morphology
Until now it has been assumed that regular endurance training has a positive influence on cardiac function and that the positive effect increases with increasing intensity.
- Conditions
- Myocardial Ischemia, Myocardial Infarction, Ventricular Remodeling, Myocardial Contraction
- Trial name
- NCT01305304
- Testing
- repeated long term endurance exercise, Other
- Where
- Switzerland
- Volunteers
- 30 people
- Sponsor
- Insel Gruppe AG, University Hospital Bern
Premature Ventricular Contraction
Shensongyangxin Capsule in the Treatment of Sinus Bradycardia With Premature Ventricular Contractions
The purpose of this study is to assess the effects of Chinese medicine Shansong Yangxin capsule for sinus bradycardia complicated with ventricular premature beats.
- Trial name
- SS-SBVPT (NCT01750775)
- Testing
- Shensong Yangxin capsule
- Where
- China
- Volunteers
- 330 people
- Sponsor
- kejiang Cao
Uterine Contractions, Delivery
Comparing the Shape and Frequency of Uterine Contractions
Dystocia is the most common indication for primary cesarean section. The most common cause of dystocia is uterine dysfunction. In all cephalopelvic disproportion studies, more attention is usually paid on fetus and pelvic rather…
- Trial name
- NCT01649063
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Mashhad University of Medical Sciences
Uterus Contractions Pattern
Effect of Dill Seed on Uterus Contractions Pattern
Dill is herbaceous and aromatic herb used in order to convenient and shorter labor in Iran. The objective of this study was to evaluate the effect of Dill seed on uterus contractions in active phase of labor.
- Trial name
- NCT01646164
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mashhad University of Medical Sciences
Contraction of Pelvic Floor Muscle Using EMS
User Evaluation in Healthy Volunteers to Verify no Pelvic Floor Contraction is Stimulated When the Modified Neurotech Vital Device is Used Compared to the Neurotech Vital Device
This user evaluation study is to verify that the Modified Neurotech Vital Device does not stimulate the pelvic floor muscles compared with the Neurotech Vital Device.
- Trial name
- BMR-12-1002 (NCT01614730)
- Testing
- Modified Neurotech Vital Device, Neurotech Vital Device
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Bio-Medical Research, Ltd.
Cervical Assessment, Focal Myometrial Contractions
Focal Myometrial Contractions: Impact on Cervical Assessment and Association With Voiding
Focal myometrial (uterine) contractions occur in a substantial number of vaginal ultrasound examinations and can impede accurate cervical length measurement and placental location determination.
- Trial name
- NCT01513395
- Testing
- Interval bladder emptying
- Where
- United States
- Volunteers
- 112 people, healthy volunteers welcome
- Sponsor
- Beth Israel Deaconess Medical Center
Abnormally Decreased Muscle Contraction
Abdominal Wall Evaluation in Low Back Pain
The purpose of this study was to evaluate feed-forward contraction of the transversus abdominis and thickness of the transversus abdominis, obliquus internus, and obliquus externus during calm and standardized respiration in low…
- Trial name
- NCT01488760
- Where
- Brazil
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- University of Sao Paulo General Hospital