Clinical trials: Ocular Accommodation
Hyperopia
Enhancement of Emmetropization in Highly Hyperopic Infants
Infants do not usually wear glasses because they usually do not need them to see clearly. Most infants are born with a moderate amount of farsightedness.
- Trial name
- NCT03669146
- Testing
- Glasses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Donald O Mutti, OD, PhD
Accommodation
Objective Verification of Physiologic Changes During Accommodation Under Binocular, Monocular, and Pinhole Conditions
The investigators believe that this simple, clear, and objective study may be a great help in understanding the accommodative response during various accommodative stimulation conditions.
- Trial name
- NCT03557346
- Testing
- the WAM-5500 binocular autorefractor/keratometer (Grand Seiko Co. Ltd., Hiroshima, Japan)
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Chung-Ang University Hospital
Anxiety Disorders
Empowering Anxious Parents to Manage Child Avoidance Behaviors
Efforts to develop and disseminate evidence based practices (EBPs) for youth anxiety have made great strides. Still, up to 82.2% of youth who need mental health treatment for anxiety never access care or drop out prematurely…
- Trial name
- EMPOWER (NCT04453865)
- Testing
- Project EMPOWER, Online Resources and Referrals
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Stony Brook University
Distance Viewing, Prolonged Near Viewing
Measuring How Quickly the Eye Focuses After Sustained Viewing of Close-up Images and Videos
In this experiment, subjects will view a cross pattern on the screen and be asked to focus their eyes on it. The cross pattern will look like it is moving towards and away from the eye in a back-and-forth motion.
- Trial name
- NCT07679048
- Testing
- Near viewing first, Distant viewing first
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rochester Institute of Technology
Myopia
The Effects of Low Concentration Atropine on Pupil Size and Accommodation
The purpose of this study is to determine whether less frequent dosing of atropine drops may be as effective as daily dosing for the treatment of progressive myopia.
- Trial name
- NCT02870478
- Testing
- Atropine
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Presbyopia
Safety and Effectiveness Study of the AcuFocus Corneal Inlay ACI 7000PDT in Presbyopes
The purpose of this study is to determine if the AcuFocus Corneal Inlay ACI 7000PDT will provide an effective method for the correction of presbyopia in patients who have normal distance vision but need a correction such as…
- Trial name
- ACI (NCT00850031)
- Testing
- AcuFocus Corneal Inlay
- Where
- 8 sites in Australia, Austria and 4 more
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- AcuFocus, Inc.
Myopia, Accommodation
Dynamic Change in Accommodation After Wearing Multifocal Soft Contact Lenses for Myopia Control
The purpose of this study is to report the changes in accommodation, aberrations, and myopia in patients wearing multifocal soft contact lens for various durations. The study objectives are to: 1.
- Trial name
- NCT04763694
- Testing
- Multifocal soft contact lenses
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- State University of New York College of Optometry
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
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