Clinical trials: Optometry
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
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
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