Clinical trials: Distension
Hypertension
Bioimpedance and Arterial Distension
The overall objectives were to investigate if characteristic dimensions for tissue and vessels determined from measured bioimpedance spectra would provide the same values as dimensions determined from MR images of the upper arm…
- Trial name
- SenseC1 (NCT01622842)
- Where
- Denmark
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Sense A/S
Hemorrhage
Uterotonic Prophylaxis Trial
Excessive bleeding after dilation and evacuation (D\&E) requiring interventions is common, occurring in approximately 30% of cases at one large abortion-providing clinic.
- Trial name
- UPT (NCT02408965)
- Testing
- Methergine
- Where
- United States
- Volunteers
- 284 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Change in Flow Mediated Dilation
Effects of FSH on Endothelial Function (FEND)
Purpose of the study will be to evaluate the effects of the s.c. administration of 300 IU of FSH in 16 healthy males. The endothelial function will be evaluated by the measurement with ecographic approach of the flow mediated…
- Trial name
- FEND (NCT04430621)
- Testing
- Follicle Stimulating Hormone
- Where
- Italy
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Federico II University
Abortion Late, Pain
Paracervical Block for Pain Control With Osmotic Dilator Placement
Cervical dilators are frequently used for preparation prior to second trimester surgical abortion. While their use decreases complications associated with surgical abortion, their placement is often uncomfortable for the patient.
- Trial name
- NCT02354092
- Testing
- Local anesthetic for tenaculum placement, Paracervical Block, Dilator Placement
- Where
- 2 sites in United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- University of California, San Diego
Cardiovascular Disease
Nitric Oxide Bioavailability and Early Life Stress (NO-Stress)
Cardiovascular disease is the leading cause of death in the United States. Other studies have shown that stress, early in life, could be a risk factor for cardiovascular disease, later in life.
- Trial name
- NO-Stress (NCT02115724)
- Testing
- Antioxidant cocktail, Biopsy, NMD; 0.4mg sub-lingual nitroglycerin spray
- Where
- United States
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- Augusta University
Asherman Syndrome, Abortion Late
Prevalence of Intrauterine Adhesions After D&C With or Without Antiadhesion Gel After Abortion in Second Trimester.
Only patients who sign an informed consent will be included. Patients after a miscarriage in the 2nd trimester of pregnancy who need to perform an instrumental revision of the uterine cavity (RCUI, revisio cavi uteri…
- Trial name
- ADAB (NCT04671914)
- Testing
- Hyaluronic Acid 20 MG/ML Injectable Solution, Dilation and curretage
- Where
- 3 sites in Czechia
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Institute for the Care of Mother and Child, Prague, Czech Republic
Flow-mediated Dilation Evaluation of the Brachial Artery
Vascular Effect of Estradiol Valerate Versus Placebo Evaluated by Flow-mediated Dilatation of Brachial Artery
The aim of this study is to evaluate the vascular effects of estradiol valerate on climacteric women measured by flow-mediated evaluation of the brachial artery using high resolution ultrasound and compare to placebo.
- Trial name
- VEDILA (NCT02161614)
- Testing
- Estradiol valerate
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Federal University of Minas Gerais
Preterm Birth, Preterm Premature Rupture of Membrane
Cerclage After Full Dilatation Caesarean Section
CRAFT-OBS: Observational Study; To evaluate subsequent pregnancy risk of preterm birth in women with a history of previous caesarean in established labour.
- Conditions
- Preterm Birth, Preterm Premature Rupture of Membrane, Preterm Spontaneous Labor With Preterm Delivery
- Trial name
- CRAFT (NCT04110704)
- Testing
- Insertion of transvaginal cerclage
- Where
- United Kingdom
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Pain During Outpatient Hysteroscopy, Pain Reduction in Outpatient Hysteroscopy
Warm Versus Room Temperature Saline as a Uterine Distension Medium for Pain Reduction in Women Undergoing Outpatient Hysteroscopy: Protocol for a Randomized Controlled Trial
The goal of this randomized clinical trial is to determine whether using warmed saline at 37°C during outpatient diagnostic hysteroscopy can reduce pain compared with room-temperature saline.
- Trial name
- NCT07773376
- Testing
- Warmed Saline at 37 degrees celsius, Room-Temperature Normal Saline
- Where
- Egypt
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Reem Mohamed
Functional Abdominal Bloating/Distension
Effect of Transcutaneous Electroacupuncture on Functional Abdominal Bloating/Distension
Functional abdominal bloating/distension (FAB/D) is a common functional bowel disorder that lacks effective treatment options. Transcutaneous electroacupuncture (TEA) as a new therapeutic method has great effect on functional…
- Trial name
- NCT04916106
- Testing
- Transcutaneous Electroacupuncture
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Xi'an Jiaotong University
Chronic Renal Failure
Evaluation of Endothelial Dysfunction Using the "Flow Mediated Dilation" Test in a Population of Chronic Renal Failure Patients at Different Stages, and Evaluation of the Role of Antiphospholipid Antibodies
The vascular endothelium is an organ in its own right, playing, among other things, a primordial role in the control of vascular tone.
- Trial name
- NCT06347029
- Testing
- Urine sampling, Blood sampling, Flow mediated dilatation test
- Where
- Belgium
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Brugmann University Hospital
Retinopathy of Prematurity
A Study Investigating Whether Low Dose Eyedrops for Pupil Dilation is as Effective and Safe as Standard Dose Eyedrops in Examination for Retinopathy of Prematurity.
A prospective, randomized controlled study was conducted from August, 2022 to March, 2023 in the neonatal intensive care unit in Queen Mary Hospital, Hong Kong.
- Trial name
- NCT06288321
- Testing
- Microdrop Mydrin-P, Standard Mydrin-P
- Where
- Hong Kong
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- The University of Hong Kong
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
Cystic Fibrosis
Blood Flow and Vascular Function in Cystic Fibrosis
Cystic fibrosis (CF) has many health consequences. A reduction in the ability to perform exercise in patients with CF is related to greater death rates, steeper decline in lung function, and more frequent lung infections.
- Trial name
- CF-FLOW (NCT02057458)
- Testing
- Sildenafil (Acute-1 hour), Sildenafil (Subchronic-4 weeks)
- Where
- United States
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- Augusta University
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
Chronic Obstructive Pulmonary Disease (COPD)
Long Term Nitric Oxide Bioavailability on Vascular Health in Chronic Obstructive Pulmonary Disease
Chronic obstructive pulmonary disease (COPD) affects up to 14 million people and is among the top five leading causes of death worldwide.
- Trial name
- COPD-LT (NCT02774226)
- Testing
- Tetrahydrobiopterin (BH4), Antioxidant Cocktail
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Augusta University
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
Mydriasis, Dilation
Safety and Efficacy of Nyxol (0.75% Phentolamine Ophthalmic Solution) to Reverse Pharmacologically-Induced Mydriasis
The objectives of this study are: To evaluate the efficacy of Nyxol to expedite the reversal of pharmacologically-induced mydriasis across multiple mydriatic agents with an emphasis on phenylephrine To evaluate the efficacy of…
- Trial name
- NCT04620213
- Testing
- Phentolamine Ophthalmic Solution 0.75%
- Where
- 12 sites in United States
- Volunteers
- 185 people, healthy volunteers welcome
- Sponsor
- Opus Genetics, Inc
Overweight and Obesity
Efficacy of Palatinose™ Versus Sucrose on Flow Mediated Dilation in Healthy Subjects With Mild Hypertension
To determine the efficacy of Palatinose versus sucrose on Flow Mediated Dilation (FMD) in healthy subjects with mild hypertension.
- Trial name
- NCT03986775
- Testing
- isomaltulose, sucrose
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Beneo-Institute
Pain Alleviation, Dilatation and Evacuation
Use of Nitrous Oxide for Pain Alleviation in Women Undergoing Osmotic Dilator Insertion for Dilatation and Evacuation
A randomised control study aiming to examine whether inhaled N2O/O2 during cervical preparation for second trimester dilatation and evacuation with osmotic dilators (laminaria) alleviates pain and is superior to placebo.
- Conditions
- Pain Alleviation, Dilatation and Evacuation, Laminaria Placement, Nitrous Oxide
- Trial name
- NCT05579288
- Testing
- Nitrous oxide (N2O/O2), Oxygen (O2)
- Where
- Israel
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center