Clinical trials: Optometry
Dry Eye Syndromes, Dry Eye
The Effect of Rinsing on Ocular Inflammation and Symptoms in Patients With Dry Eye Disease
The central hypothesis is that inflammation contributes to dry eye and that rinsing the palpebral conjunctiva, bulbar conjunctiva, and fornices will reduce the inflammatory burden on the ocular surface.
- Conditions
- Dry Eye Syndromes, Dry Eye, Ocular Surface Disease
- Trial name
- RINSE-A (NCT07618364)
- Testing
- Rinsada
- Where
- United States
- Volunteers
- 33 people, healthy volunteers welcome
- Sponsor
- Rinsada
Optometry
Smart Touch Non-dispensing Handling Studies
This study is a randomized, contralateral, investigator-masked non-dispensing study, to investigate the microbial contamination rates on the back surface of two types of soft contact lenses (hydrogel and silicone hydrogel)…
- Trial name
- NCT03253393
- Testing
- Smart Touch Technology packaging, Conventional lens packaging, EDTA
- Where
- Australia
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- The University of New South Wales
Eye Diseases, Lacrimal Duct Obstruction
Nasolacrimal Duct Obstruction
1.1 Background Obstructions of the lacrimal drainage system can be differentiated based on anatomical location or severity. But also, differentiating between congenital and acquired nasolacrimal duct obstruction (NLDO) is…
- Trial name
- NCT04931186
- Testing
- retrospective analyis
- Where
- Austria
- Volunteers
- 625 people
- Sponsor
- Medical University of Vienna
Refractive Errors
Clinical Validation Study Protocol for SmartEyes Smart Optometry Measurement Device (Medical Device Clinical Validation Study)
This study aims to evaluate the SmartEyes smart refraction measurement device in two phases under real outpatient optometry room visits at Wuhan Children's Hospital.
- Trial name
- CVSP-SOMD (NCT07803094)
- Testing
- SmartEyes smart refraction measuring device, Topcon KR800, Subjective refraction
- Volunteers
- 200 people
- Sponsor
- The Hong Kong Polytechnic University
Dry Eye, Visual Acuity
Treating Lid Wiper Epitheliopathy
Lid wiper epitheliopathy (LWE) is a relatively new entry into the abundance of clinical ocular surface health signs. LWE was first reported in 2002 as a potential cause for dry eye disease (DED) (Korb et al., 2002).
- Trial name
- TLWE (NCT06671041)
- Testing
- Preservative Free eye drop
- Where
- 4 sites in United States
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Southern College of Optometry
Glaucoma
Smart Soft Contact Lenses for Monitoring Glaucoma
This study is exploring the effectiveness and safety of soft contact lenses with embedded sensors, called smart contact lenses. Smart contact lenses are used to measure the pressure inside the eye.
- Trial name
- NCT07224542
- Testing
- Bare Contact Lens, Experimental Smart Contact Lens, Commercially available smart contact lens
- Where
- United States
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Indiana University
Keratoconus
Validation of Innovative Scheimpflug Topography Derived RGP Contact Lens Designs In Optometry Network
The goal of this Prospective, single-site, cohort study is to validate rigid gas permeable corneal contact lens (RGP) designs for keratoconus derived from combining the data from corneal topography scans and contact lenses…
- Trial name
- VISION (NCT06312163)
- Testing
- The contact lens to be investigated in this study (Scheimpflug topography derived corneal RGP contact lens design). A CE (UKCA) marked class 2 medical devices.
- Where
- United Kingdom
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Contact Lenses, Presbyopia
Clinical Performance of Verofilcon A Toric Contact Lenses
The goal of this clinical trial is to [primary purpose: is to determine if Total30 Multi focal toric conntact lensesare comfortable and the willigness for those who have previously worn reusable toric contact lenses are willing…
- Trial name
- NCT07586982
- Testing
- Total 30 multi foric contact lenses
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Southern College of Optometry
Myopia, Progressive
Contact Lens and Myopia Control in Optometry School Students
The purpose of the study is to determine the effect of Natural View Multifocal lenses, a soft multifocal lens, on retardation of myopia in an optometric student population. Close up work (i.e.
- Trial name
- NCT04334369
- Testing
- Proclear Single Vision Contact Lenses manufactured by CooperVision, Proclear Multifocal Contact Lenses manufactured by CooperVision
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Jeff Rabin
Open Angle Glaucoma (OAG), Glaucoma
Adaptive Optics OCT Evaluation of Rhopressa's Effects on the Retinal Ganglion Cells in Glaucoma Patients
The purpose of this study is to compare how two FDA-approved eye drops: netarsudil (Rhopressa) and timolol, protect nerve cells in the eye of adults with open-angle glaucoma.
- Trial name
- NCT07847073
- Testing
- Netarsudil 0.02% Ophthalmic Solution [RHOPRESSA], Timolol Maleate 0.25% Ophthalmic Solution
- Where
- United States
- Volunteers
- 13 people
- Sponsor
- Brett King
Sleep Deprivation, Gut Microbiota
Microbiota Profiles in Newly Married Couples: Potential Effects on Vision, Sleep and Psychometric Parameters
Oral, fecal and conjunctival samples will be collected from participants and will be stored (at - 20 and - 80 ◦C) until further processing.
- Conditions
- Sleep Deprivation, Gut Microbiota, Optometry Examinations, Oral Microbiota
- Trial name
- NCT06638606
- Testing
- Sleep improvement techniques
- Where
- Iran
- Volunteers
- 1,740 people, healthy volunteers welcome
- Sponsor
- Reza Rastmanesh
Optometry
To Evaluate the Consistency and Repeatability of Portable Automatic Optometry 2-WINS for Cycloplegic Optometry in Adolescents and Children
Myopia, also known as short-sightedness or near-sightedness, is a prevalent condition that typically emerges during childhood and early adulthood.
- Trial name
- NCT06346626
- Where
- China
- Volunteers
- 158 people
- Sponsor
- He Eye Hospital
Refractive Surgery
Clinical Application Research of 5-Degree (0.05 D) Precision Optometry in Corneal Refractive Surgery
In recent years, the incidence of myopia has been high globally and is exhibiting a rapid upward trend, with projections estimating it will reach 49.8% by 2050.
- Trial name
- NCT07146828
- Testing
- Binocular Wavefront Optometry Machine (BWFOM, Ai-Zhitong Medical Technology Co., Ltd., Zhejiang, China)
- Where
- China
- Volunteers
- 600 people
- Sponsor
- Affiliated Hospital of Nantong University