Clinical trials: Distension
Obesity
Effect of Acute Dietary Supplementation With Grape Seed Extract on Aortic Stiffness, Arterial Pressure, and Blood Vessel Dilation in Collegiate Obese Individuals at Rest
This study investigated if elevated BP and aortic stiffness characterized in obese individuals are attenuated following acute grape seed extract supplementation.
- Trial name
- NCT04389060
- Testing
- Grape seed extract
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- California Baptist University
Obesity
Peripheral Vasodilation in Obese Humans
The growing population of obese adults is predicted to create a large public health burden in the next few decades. This study examines function of small blood vessels providing blood flow to skeletal muscles, to test if younger…
- Trial name
- ObeseDilate (NCT02833207)
- Testing
- Drug Trial 1 (EDD), Drug Trial 2 (ROV)
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Smoking Cessation, Brachial Flow Mediated Dilatation
Smoking Cessation in a Cohort HIV+ Rio de Janeiro, Brazil.
The study was carried out within a large, urban prospective cohort of PLHIV at the Instituto Nacional de Infectologia Evandro Chagas (INI).
- Conditions
- Smoking Cessation, Brachial Flow Mediated Dilatation, Nicotine Replacement Therapy
- Trial name
- NCT05873738
- Testing
- Nicotine replacement
- Where
- Brazil
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Instituto Fernandes Figueira
Endothelial Function
A Study to Explore the Effect of Moringa Oleifera (E-HS-01) on Flow Mediated Dilatation and Hemodynamics
The present study is designed to evaluate the modulatory effect of IP on the vascular endothelial function. To assess its vasodilatation potential, change in flow mediated dilation (FMD) and blood flow velocity (BFV) will be…
- Trial name
- NCT05002881
- Testing
- Moringa oleifera (E-HS-01)
- Where
- India
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Vedic Lifesciences Pvt. Ltd.
Abortion, Second Trimester, Procedural Pain
Cervical Preparation for Same-Day Dilation & Evacuation
This is a noninferiority randomized control trial of two cervical preparation methods prior to same-day Dilation \& Evacuation (D\&E). Cervical preparation is a process that softens and dilates the cervix prior to a procedure.
- Conditions
- Abortion, Second Trimester, Procedural Pain, Procedural Complication
- Trial name
- NCT06799052
- Testing
- Transcervical single-balloon catheter, Synthetic osmotic dilators
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Boston Medical Center
Chronic Eustachian Salpingitis
Feasibility of Balloon Dilation of the Eustachian Tubes Under Local Anesthesia
The objective of this study is to demonstrate that balloon dilation of the Eustachian tubes can be done successfully for treatment of chronic dilatory Eustachian tube dysfunction under local anesthesia with acceptable patient…
- Trial name
- NCT04055714
- Testing
- Balloon dilation of the Eustachian tubes
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Piedmont Ear, Nose, Throat and Related Allergy, PC
Airway Complication of Anesthesia, Congenital Subglottic Stenosis
Continuous Positive Airway Pressure (CPAP) Pediatric Patients With Subglottic Stenosis Who Undergo Balloon Dilatation
Nasal continuous positive airway pressure (CPAP) acts as a 'pressure' bridge between spontaneous breathing and controlled mechanical ventilation.
- Trial name
- NCT06183515
- Testing
- CPAP group: postoperative CPAP support, non-CPAP group: oxygen 3 liters per minute (L/min) either via mask for those who were extubated or through a T-piece for those with a trash
- Where
- Turkey (Türkiye)
- Volunteers
- 81 people
- Sponsor
- Umraniye Education and Research Hospital
Corneal Ectasia, Corneal Disease
Dresden Corneal Disease and Treatment Study
The purpose of this study is long-term follow up of patients with corneal diseases to analyze the quality of surgical interventions and diagnosis.
- Conditions
- Corneal Ectasia, Corneal Disease, Corneal Astigmatism, Keratoconus
- Trial name
- NCT04251143
- Testing
- corneal cross-linking, corneal topography and tomography
- Where
- Germany
- Volunteers
- 700 people
- Sponsor
- Technische Universität Dresden
Coronary Artery Disease
Prospective, Multi-Center, Random. Study of CoStar Paclitaxel-Eluting Coronary Stent(Direct Stenting vs. Pre-Dilatation)
The primary objective of this study is to evaluate the safety and effectiveness of a direct stenting technique compared to conventional stenting with pre-dilatation strategy using the CoStar Paclitaxel-eluting coronary stent…
- Trial name
- DECIDE (NCT00440674)
- Testing
- CoStar Paclitaxel-eluting coronary stent system
- Where
- Germany
- Volunteers
- 18 people
- Sponsor
- Conor Medsystems
Urethral Stricture
Risk of Recurrent Urethral Stricture After Treatment With Paclitaxel-Coated Dilatation Balloon (Optilume) Compared With Non-coated Dilatation Balloon
Urethral strictures are often initially treated endoscopically with dilatation or direct visual internal urethrotomy (DVIU), a procedure where the stricture is incised through the vision of a cystoscope.
- Trial name
- RUSTIC (NCT06795074)
- Testing
- Optilume, UroMax Ultra
- Where
- 4 sites in Sweden
- Volunteers
- 230 people
- Sponsor
- Vastra Gotaland Region
HIV/AIDS
People Living With HIV/AIDS, Nitrate, Endotelial Function, Arterial Stiffness and Skeletal Muscle Oxygenation
Administration of antiretroviral therapy has brought benefits for infective human immunodeficiency virus-1 (HIV-1)-patients, reducing the number of AIDS-related morbidity and mortality.
- Trial name
- NCT03485248
- Testing
- Beetroot Juice
- Where
- Brazil
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Universidade Federal do Rio de Janeiro
Intrauterine Adhesion
Intrauterine Balloon Dilatation Therapy in the Prevention of Adhesion Formation After Hysteroscopic Myomectomy
Transcervical resection of submucous myomas (TCRM) is nowadays considered necessary if it is associated with infertility or miscarriage or menorrhagia.
- Trial name
- NCT03169478
- Testing
- multiple myoma IUB dilatation group
- Where
- China
- Volunteers
- 112 people
- Sponsor
- Fu Xing Hospital, Capital Medical University
Acute Myocardial Infarction, Restenoses, Coronary
Abbott Vascular Medical Device Registry
The AV-MDR is a prospective, non-randomized, open-label, multi-center registry. The purpose of the AV-MDR study is to proactively collect and evaluate clinical data on the usage of the devices in scope within their intended use…
- Conditions
- Acute Myocardial Infarction, Restenoses, Coronary, Coronary Artery Lesions, Venous Embolism
- Trial name
- AV-MDR (NCT04573660)
- Testing
- Coronary and peripheral stents, Pacing catheters, Vascular plugs
- Where
- 37 sites in United States, Australia and 12 more
- Volunteers
- 3,784 people
- Sponsor
- Abbott Medical Devices
Corneal Ectasia
Observational Registry to Assess the Durability of Effect of CXL in Patients With Corneal Ectasia After Refractive Surgery
The objectives of this post market registry are to evaluate the safety and durability of treatment effect up to 3 years following cross-linking performed with Photrexa Viscous (riboflavin 5'- phosphate in 20% dextran ophthalmic…
- Trial name
- CXL (NCT03319082)
- Testing
- Corneal Collagen Cross-linking
- Where
- 11 sites in United States
- Volunteers
- 200 people
- Sponsor
- Glaukos Corporation
Cornea; Ectasia, Refractive Errors
Corneal Elastography and Patient Specific Modeling
The goal of this research is to develop measurement tools and simulation technology for characterizing and predicting individual responses to corneal treatments and for advancing understanding of corneal ectasia risk factors.
- Conditions
- Cornea; Ectasia, Refractive Errors, Keratoconus
- Trial name
- NCT03030755
- Testing
- Optical coherence tomography
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Post Operative Hemorrhage
Mechanical Dilatation of the Cervix at Elective Caesarean Section to Reduce Post-Operative Blood Loss
obstetric hemorrhage remains one of the major causes of maternal death in both developed and developing countries. Because of its importance as a leading cause of maternal mortality and morbidity, and because of evidence of…
- Trial name
- NCT03444792
- Testing
- mechanical dilatation of the cervix
- Where
- Egypt
- Volunteers
- 774 people
- Sponsor
- Cairo University
Office Hysteroscopy
Effect of Warm Fluid Distension Media in Relieving Pain in Outpatient Hysteroscopy
The aim of study is to determine if the use of warm saline distention media during outpatient hysteroscopy reduces Pain/discomfort of the procedure.
- Trial name
- NCT05246436
- Testing
- warming saline media, room temperature saline media
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Amira Mohamed
Chronic Sinusitis
Randomized Evaluation of Maxillary Antrostomy Versus Ostial Dilation Efficacy Through Long-Term Follow-Up
The objective of this study is to show that long-term symptom improvement after sinus balloon dilation is not worse than symptom improvement after functional endoscopic sinus surgery (FESS) and that fewer postoperative…
- Trial name
- REMODEL (NCT01525849)
- Testing
- Balloon Sinus Dilation, Functional Endoscopic Sinus Surgery
- Where
- United States
- Volunteers
- 151 people
- Sponsor
- Entellus Medical, Inc.
Preterm Birth
Labor Characteristics and Maternal-Infant Outcomes in Preterm Primiparous Women
This retrospective observational study evaluates labor characteristics in primiparous women with spontaneous preterm birth at different gestational ages and examines their associations with maternal and neonatal outcomes.
- Trial name
- NCT07844499
- Testing
- Gestational Age at Delivery
- Where
- China
- Volunteers
- 436 people
- Sponsor
- Maternal and Child Health Hospital, Jiading District
Colorectal Surgery
Comparision of Air Versus CO2 for Distention During Sigmoidoscopy
Intra-operative colonoscopy (inserting a flexible endoscope with a camera at its tip through the anus and up into the rectum and colon) is most often indicated to locate or verify the location of small cancer, polyp, bleeding…
- Trial name
- NCT00771290
- Testing
- Air insufflation with standard endoscopy unit, CO2 insufflation for colonoscopy (special CO2 insufflation unit)
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Columbia University