Clinical trials: Distension
Bloating
Diaphragmatic Breathing for the Treatment of Bloating and Distension
The purpose of this study is to evaluate the efficacy of diaphragmatic breathing using the validated Mayo Bloating Questionnaire.
- Trial name
- NCT06596759
- Testing
- Diaphragmatic Breathing
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Ascending Aorta Aneurysm, Dilation of the Ascending Aorta
Study of Treatment of Thoracic Aortic Aneurysms and Dilatation in Combination With Tricuspid and Bicuspid Aortic Valves.
Clarification of indications for surgical correction in patients with borderline expansion of the ascending aorta
- Trial name
- NCT04372563
- Testing
- aortic prosthetics
- Where
- 2 sites in Russia
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Tomsk National Research Medical Center of the Russian Academy of Sciences
Postural Tachycardia Syndrome (POTS)
Effect of Dietary Sodium Intake on Vascular Endothelium
The investigators will test the hypothesis that markers of vascular endothelial dysfunction will be exaggerated acutely with an extreme high sodium diet compared to an extreme low-sodium diet.
- Trial name
- NCT01550315
- Testing
- Pulsitile Arterial Tonometry (PAT) Protocol, Calf Blood Flow in Reactive Hyperemia (CBF-RH), Evaluation of Forearm-Mediated Dilation
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Vanderbilt University Medical Center
Coronary Artery Disease
WEDGES: Coronary Lesion Preparation With Enhanced Dilatation for Good Expansion of Stent: Assessment of a New Scoring Balloon by Quantitative Stent Enhanced Visualization
Stent under-expansion during percutaneous coronary intervention (PCI) is one of the suboptimal results associated with a higher risk of restenosis and thrombosis.
- Trial name
- WEDGES (NCT05019443)
- Testing
- Wedge Scoring Balloon, Conventional Balloon
- Where
- 5 sites in Belgium
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Stephane Carlier
Histiocytosis, Langerhans-Cell
Cardiovascular Risk Factors and LCH in Adults
Langerhans-cell histiocytosis (LCH) is a rare disease with features of chronic inflammation and hypopituitarism, conditions associated with increased risk of cardiovascular diseases.
- Trial name
- NCT00483925
- Where
- Greece
- Volunteers
- healthy volunteers welcome
- Sponsor
- Laikο General Hospital, Athens
Endothelial Dysfunction
Effect of Different Methodologies on Variability of Brachial Artery Flow Mediated Dilation
Flow mediated dilation (FMD) of the brachial artery has been widely used as a non-invasive measure of endothelial function. FMD independently predicts future cardiovascular events and can be readily influenced by pharmacological…
- Trial name
- NCT01899937
- Where
- 4 sites in Italy, Netherlands
- Volunteers
- 15,000 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Second Trimester Abortions
Comparing Misoprostol Alone to Dilapan With Misoprostol and Comparing Buccal to Vaginal Misoprostol
This randomized controlled trial will use a 2 by 2 factorial design to assess methods of cervical preparation prior to Dilation and Evacuations (D\&Es) at 14 0/7 to 19 6/7 weeks gestational age.
- Trial name
- NCT02363556
- Testing
- Misoprostol administered vaginally, Misoprostol administered buccally, Misoprostol administered vaginally with Dilapan
- Where
- 2 sites in United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- Medstar Health Research Institute
Induced; Birth, Cervical Dilatation
Induction to Labour With Double Cervical Ballon at Home Versus at Hospital
The goal of this clinical trial] is to compare the outcomes between induction to labour at home versus hospitalized. The main questions it aims to answer are: Can the induction to labour at home with cervical rippening ballon…
- Conditions
- Induced; Birth, Cervical Dilatation, Live Birth
- Trial name
- INDOBAMHOS (NCT06053073)
- Testing
- Cervical rippening at home, Cervical rippening in the hospital
- Where
- Spain
- Volunteers
- 834 people, healthy volunteers welcome
- Sponsor
- Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau
Pre Diabetes, Vascular Stiffness
Dietary Exchanges With Avocado and Mango in Pre-diabetes
The research is designed as a randomized, 2-arm, parallel, controlled, human clinical trial to investigate the effects of avocado and mango consumption for 8 weeks on indices of macro- and micro- vascular function in individuals…
- Conditions
- Pre Diabetes, Vascular Stiffness, Vascular Dilation, Cognitive Change
- Trial name
- AVMa (NCT05353790)
- Testing
- Meals + snacks: control, Meals + snacks: Avocado mango
- Where
- United States
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Clinical Nutrition Research Center, Illinois Institute of Technology
Contraceptive Usage
'Levonorgestrel IUD Insertion After D&E Procedure
This study is a randomized controlled trial of insertion of the levonorgestrel-releasing intrauterine device (LNG-IUD) immediately following dilation \& evacuation (D\&E) compared to delayed insertion 3-6 weeks post-D\&E.
- Trial name
- ILIAD (NCT00475228)
- Testing
- Levonorgestrel IUD
- Where
- United States
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Coronary Artery Ectasia
Ischemia and Inflammatory Markers Among Patients With Coronary Artery Ectasia
study the ischemic burden in patients with CAE, and its relation to inflammatory markers. To assess the ischemic response during exercise ECG among patients with different variants of CAE.
- Trial name
- NCT05692115
- Testing
- stress ECG
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Assiut University
Keratoconus, Irregular Astigmatism
Wavefront Guided Scleral Lenses for Keratoconus and Irregular Astigmatism
Aberrations are the spreading of light from a point focus. Aberrations of the eyes can be objectively evaluated with a wavefront aberrometer.
- Conditions
- Keratoconus, Irregular Astigmatism, Corneal Ectasia, Aberration, Corneal Wavefront
- Trial name
- WFG Sclerals (NCT04698590)
- Testing
- Wavefront Guided Scleral Lenses, Traditional Scleral Lenses
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Cornea and Laser Eye Institute
Dysmenorrhea Primary
The Effect of Cervical Dilatation on Primary Dysmenorrhea
Primary dysmenorrhea (PD) is defined as recurrent, crampy pain occurring with menses in the absence of identifiable pelvic pathology.
- Trial name
- NCT04682262
- Testing
- Cervical dilatation
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Sehit Prof. Dr. Ilhan Varank Sancaktepe Training and Research Hospital
Keratoconus, Cornea Ectasia
Dietary Riboflavin (Vitamin B-2) and Cornea Cross-Linking
Corneal ectasia is characterized by irregularity and thinning of the cornea, causing the cornea to bulge forward and cause distorted vision and impaired visual acuity.
- Trial name
- NCT03095235
- Testing
- Dietary riboflavin
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Pain Management, Cervical Preparation
Self-administered Lidocaine Gel for Pain-control During Cervical Preparation for Dilation and Evacuation
This study seeks to compare self-administered lidocaine gel for pain control during cervical preparation for dilation and evacuation (D\&E) to paracervical block.
- Trial name
- NCT02852434
- Testing
- Lidocaine Gel (2%), Lidocaine Paracervical Block (1%)
- Where
- United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Stanford University
Pain Management
Transcutaneous Electrical Nerve Stimulation (TENS) for Pain Control During Cervical Dilator Placement Prior to Dilation and Evacuation
This study evaluates the use of Transcutaneous Electrical Nerve Stimulation (TENS) as a method of pain control during osmotic dilator insertion prior to dilation and evacuation.
- Trial name
- NCT03868787
- Testing
- TENS
- Where
- United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Ashley Turner, MD
Hemorrhage
Changes in Hemorrhage With Prophylactic Oxytocin for Dilation and Evacuation
The purpose of this study is to assess the effectiveness of prophylactic oxytocin on hemorrhage rates for second trimester dilation and evacuation (D\&E) in the clinic setting.
- Trial name
- NCT06141447
- Testing
- Oxytocin + normal saline, Normal saline
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- University of Colorado, Denver
Aortic Aneurysm, Abdominal, Popliteal Artery Aneurysm
Venous Distension in Patients With Aneurysmatic Arterial Disease
The aim of the study is to assess if venous distension in patients with aneurysmatic arteriopathy is higher compared to patients with peripheral arterial occlusive disease (PAOD) and in controls.
- Conditions
- Aortic Aneurysm, Abdominal, Popliteal Artery Aneurysm, Peripheral Arterial Occlusive Disease, Vascular Diseases
- Trial name
- NCT02867501
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Kantonsspital Baselland Bruderholz
Nitric Oxide, Endothelium-Derived Relaxing Factor
Effects of Nitrite on Blood Vessel Dilation in Normal Volunteers
Nitric oxide gas is important in regulating blood vessel dilation, and consequently, blood flow. This gas is continuously produced by endothelial cells, which line the blood vessels.
- Conditions
- Nitric Oxide, Endothelium-Derived Relaxing Factor, Healthy
- Trial name
- NCT00048477
- Testing
- L-NMMA and Sodium Nitrite
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Endothelial Dysfunction, Aging
Passive Mobilization and Vascular Function
With aging, vascular function (VF) declines. Inactivity and sedentary life style have been shown to contribute to the worsening of VF.
- Conditions
- Endothelial Dysfunction, Aging, Bed Rest
- Trial name
- NCT03087643
- Testing
- Passive mobilization - PM
- Where
- 3 sites in Italy
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Universita di Verona