Clinical trials: Ocular Accommodation
Asthenopia
Accommodative Relief for Uncomfortable Non-Presbyopes
This study will determine how multifocal contact lens correction affects symptoms of discomfort and asthenopia in a group of myopic contact lens wearers in the non-presbyopic age range (ages 30-40 years).
- Trial name
- NCT03544216
- Testing
- Multifocal Contact Lens, Single Vision Contact Lens
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Satisfaction, Quality of Life
Effect of Occlusal Accommodation of the Mouthguard on the Degree of Satisfaction of Water Polo Players
This study assesses the effect of adjusting the occlusal surface of a custom-made mouthguard on the degree of satisfaction with a mouthguard among water polo players.
- Trial name
- NCT03845621
- Testing
- Conventional Mouthguard, Occlusal-adjusted Mouthguard
- Where
- Spain
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Barcelona
Pseudophakia
An Open-Label Evaluation of Degree of Accommodation in Pseudophakic Patients Bilaterally Implanted With Monofocal Intraocular Lenses
This study will determine the ability of three different intraocular lenses to accommodate in patients who have previously undergone bilateral intraocular lens implantation.
- Trial name
- NCT01004549
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Innovative Medical
Myopia
Effect of Vision Therapy in Myopic Children With Poor Accommodative Response
This study aims to determine the treatment effect of vision therapy on myopic children by assessment of accommodative function before and after therapy.
- Trial name
- NCT03006601
- Testing
- Office-based accommodative/vergence therapy
- Where
- China
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Obsessive-Compulsive Disorder
Project EMPOWER-OCD
This research study aims to adapt and evaluate the acceptability and effectiveness of Project EMPOWER-OCD for socioeconomically diverse caregivers of patients with OCD. Designed to reduce obstacles (e.g.
- Trial name
- NCT07158801
- Testing
- Project EMPOWER-OCD, Project CARE
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Boston University Charles River Campus
Healthy Volunteer
Effects of Tradipitant on Satiation, Gastric Volume, Gastric Accommodation, and Gastric Emptying in Healthy Volunteers
To evaluate the effects of tradipitant relative to placebo on satiation, gastric volume, gastric accommodation, and gastric emptying in healthy volunteers.
- Trial name
- NCT04849559
- Testing
- Tradipitant
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- Vanda Pharmaceuticals
Dyspepsia
Efficacy of Motilitone on Gastric Accommodation in Healthy Adult Patients: Evaluation Using MRI Method
Functional dyspepsia (FD) is a disorder characterized by chronic or recurrent upper abdominal pain or discomfort in the absence of a specific structural cause.
- Trial name
- NCT02091635
- Testing
- Motilitone
- Where
- South Korea
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
COVID-19 Pandemic, Professional Stress
Mental Health of Professionals of the Silver Economy of New Aquitaine : Online Survey of Accommodation Establishments for Old People and Home Assistance Establishments
The purpose of this study is identify the psychological impact of the coronavirus-19 pandemic on professionals in residential care facilities for old people and home help professionals in New-Aquitaine by : 1.
- Trial name
- SILVER NA (NCT05381883)
- Testing
- Questionnaire
- Where
- France
- Volunteers
- 4,500 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Charles Perrens, Bordeaux
Attention Deficit Disorder With Hyperactivity
Extra Time on Brazilian College Level Exam for Students With and Without ADHD
Standardized tests such as the Scholastic Aptitude Test (SAT) and the brazilian National High School Exam (ENEM) give more time for students with Attention Deficit and Hyperactivity Disorders (ADHD) to complete the exam.
- Trial name
- NCT06063382
- Testing
- Extended time 25%, Extended time 50%
- Where
- Brazil
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Hospital de Clinicas de Porto Alegre
Accomodation
Effect of Biofeedback Training on Accommodation During Multifocal Lens Wear in Young Adults
This study will examine the accommodative behavior in young adults wearing multifocal soft contact lenses. undergoing myopia control treatments.
- Trial name
- NCT05684250
- Testing
- Auditory biofeedback training
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- State University of New York College of Optometry
Accommodation
The Changes Under Different Accommodation of Anterior Eye and 3D Crystal Reconstruction.
Accommodation is defined as a dynamic change in the overall refractive power of the eye during near fixation. Despite extensive investigations, the exact nature of human accommodation remains controversial.
- Trial name
- NCT06704503
- Where
- 2 sites in China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Rumination Disorders
Treatment of Rumination by Biofeedback - a Randomized Controlled Trial
Rumination syndrome is characterized by effortless recurrent regurgitation of recently ingested food into the mouth, with consequent expulsion or re-chewing and swallowing.
- Trial name
- NCT02214472
- Testing
- Biofeedback
- Where
- 2 sites in Spain
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Hospital Universitari Vall d'Hebron Research Institute
Myopia, Myopia Progression, Lag of Accommodation, Hyperopic Retinal Blur, Reduction in Contrast
Lag of Accommodation With DOT Spectacle Lenses
The objective of the study is to measure the difference in the lag of accommodation between DOT spectacle lenses and control spectacles.
- Trial name
- ASH (NCT04700111)
- Testing
- DOT Pattern, Control Spectacles
- Where
- Canada
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Accommodation, Daily Activities
Project Independence
This project aims to develop and test the feasibility, acceptability, and preliminary impact of a brief, online single-session intervention (SSI) for caregivers of autistic youth ages 10 to 14.
- Conditions
- Accommodation, Daily Activities, Independence, Autism
- Trial name
- NCT07572110
- Testing
- Project Independence
- Where
- United States
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- University of Miami
Accommodation
Investigational Study of Accommodation Triggering and Control to Allow for the Performance of Refraction Measurements
An investigational study in the control of the user's accommodative state via visual stimuli.
- Trial name
- NCT03957408
- Testing
- Visual Stimuli
- Where
- United States
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Healthy Adult
Vagal Nerve Stimulation for Interoception Modulation
Explore the effects of variable ingested volumes and auricular transcutaneous vagal nerve stimulation (taVNS) on brain and stomach outcomes in healthy adults.
- Trial name
- NCT03603730
- Testing
- taVNS
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Refractive Errors, Accommodation Disorder
Choroidal Thickness Change in Response to Physiological and Refractive Changes
There is a great need for precise and repeatable measurements of the choroidal thickness. Including the diurnal physiological changes, accommodation and refractive error impact on those measurements.
- Trial name
- NCT03906279
- Where
- Poland
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Wrocław University of Science and Technology
Glaucoma, Ocular Hypertension
Association Between Limbal Function and Tear Proteomics in Chronic Ocular Diseases: Focusing on Glaucoma
Background Intact corneal epithelium is important for the defense on the ocular surface, and the function of limbal stem cells is crucial to maintain its integrity.
- Conditions
- Glaucoma, Ocular Hypertension, Limbal Stem Cell Deficiency
- Trial name
- NCT07119580
- Where
- Taiwan
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Neurogenic Bladder
Bioavailability of Vagantin® Coated Tablets Relative to an Oral Methantheline Bromide Solution
The primary objective of the study is: •To describe extent and rate of absorption of methantheline after single oral dose administration of Vagantin® coated tablets (Test) in comparison to a methantheline bromide solution…
- Trial name
- NCT01429090
- Testing
- blood sampling, Vagantin®, methantheline solution
- Where
- Germany
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University Medicine Greifswald
Accommodation Disorder, Keratoconus
Clinical Investigation for a Multifunction Ophthalmic Measurement Device
The purpose of this clinical investigation is to evaluate the clinical utility of a multifunctional measuring device for Ophtalmology.
- Conditions
- Accommodation Disorder, Keratoconus, Dry Eye, Refractive Errors
- Trial name
- NCT06565091
- Testing
- Measurements of physiological parameters of the anterior chamber, Measurements of the Axial biometry
- Where
- France
- Volunteers
- 378 people, healthy volunteers welcome
- Sponsor
- Essilor International