Clinical trials: Visual Outcomes
Amblyopia
Vision Therapy Outcomes in Amblyopia: Linking Brain Plasticity With Visual Perceptual Skills
The primary objective of this study is to evaluate the effects of a personalized vision therapy programme tailored to baseline visual-cognitive abilities in treatment-resistant amblyopia.
- Trial name
- NCT07437807
- Testing
- Motor Free Perception Vision Test
- Where
- Turkey (Türkiye)
- Volunteers
- 38 people
- Sponsor
- Okan University
Keratoconus
Effects of Corneal Anatomical Match Between Donor and Recipient During DALK Surgery on Final Visual and Refractive Outcomes in Patients With KCN
Patients with KCN who undergo cornea transplantation divided to 2 groups: Group1: After mechanical trephination, horizontal meridian of donor's cornea sutured to horizontal meridian of recipient cornea Group 2: After mechanical…
- Trial name
- NCT04130334
- Testing
- After mechanical trephination, horizontal meridian of donor's cornea sutured to horizontal meridian of recipient cornea, : After mechanical trephination, horizontal meridian of donor's cornea sutured to vertical meridian of recipient cornea
- Where
- Iran
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Cataract
Patient Satisfaction and Visual Outcomes After Bilateral PanOptix Implantation in Patients With Previous Multifocal Contact Lens
To evaluate spectacle independence and patient satisfaction and visual outcomes after bilateral PanOptix implantation in patients with previous multifocal contact lens experience.
- Trial name
- NCT05518227
- Testing
- The Clareon™ PanOptix™ Trifocal (toric and non-toric models)
- Where
- Canada
- Volunteers
- 12 people
- Sponsor
- Vivid Laser Center
Nearsightedness, Farsightedness
Advanced Surface Ablation (ASA) vs Laser-Assisted In Situ Keratomileusis (LASIK)
The purpose of this combined retrospective and prospective chart review analysis is to investigate the safety, efficacy, and predictability obtained via Laser-Assisted In Situ Keratomileusis (LASIK) and Advanced Surface Ablation…
- Conditions
- Nearsightedness, Farsightedness, Astigmatism
- Trial name
- NCT00778570
- Where
- Canada
- Volunteers
- 4,000 people
- Sponsor
- Ottawa Hospital Research Institute
Cerebral Visual Impairment
Neurodevelopmental Outcomes in Cerebral Visual Impairment
Cerebral visual impairment (CVI) is one of the leading causes of pediatric visual impairment and negatively impacts the development of motor, language, and cognitive skills.
- Trial name
- CVI-ND (NCT07212010)
- Where
- United States
- Volunteers
- 600 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Uveitis, Scleritis
Causes of Visual Loss in Retinal Disease
This is a study of visual outcomes in retinal disease that seeks to identify the causes of visual loss. This data will be used to predict which patients are at risk of losing vision and how they can be better treated.
- Trial name
- NCT01613963
- Testing
- Immunosuppressive Agents
- Where
- 2 sites in United Kingdom
- Volunteers
- 2,000 people
- Sponsor
- Royal Surrey County Hospital NHS Foundation Trust
Macular Holes
Evaluation of Anatomic and Visual Outcomes of Initially Closed Macular Holes
To evaluate the anatomic and visual outcomes in patients with initially closed macular holes after vitreoretinal surgery and with one to seven years of follow-up.
- Trial name
- NCT01229657
- Where
- China
- Volunteers
- 79 people
- Sponsor
- Sun Yat-sen University
Wet Macular Degeneration
The Impact of Baseline Visual Acuity on the Treatment Outcomes in Patients Treated With AflIbercept in Real-life Clinical Setting
The study will assess the mean change in Visual Acuity (VA) (overall and stratified by baseline VA) at year 1 and 2 of treatment with Aflibercept in real-life setting.
- Trial name
- INSIGHT (NCT03278262)
- Testing
- Aflibercept (Eylea, BAY86-5321)
- Where
- Sweden
- Volunteers
- 2,312 people
- Sponsor
- Bayer
Education, Midwifery
Effects of Concurrent Irrelevant Visual Stimuli on Learning Outcomes in Midwifery Education
This randomized controlled trial was designed to evaluate the effects of concurrent instructionally irrelevant visual stimuli on learning-related outcomes among third-year midwifery students.
- Conditions
- Education, Midwifery, Midwifery Education
- Trial name
- NCT07904923
- Testing
- Split-Screen Educational Presentation With Irrelevant Visual Stimulus, Standard PowerPoint-Supported Education
- Where
- Turkey (Türkiye)
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- Fatma Şule Bilgiç
Retinopathy of Prematurity (ROP), Premature Birth
Long-term Ophthalmic Outcomes in Ex-premature Infants
There is limited knowledge on ophthalmological outcomes in the adult population that was born prematurely. This study aims to evaluate the ophthalmic outcomes of ex-premature infants that have reached adolescence or adulthood.
- Trial name
- LTOO-XP (NCT06649513)
- Testing
- eye drops (Tropicamid)
- Where
- Netherlands
- Volunteers
- 210 people
- Sponsor
- Erasmus Medical Center
Cataract
Visual Outcomes and Patient Satisfaction After Bilateral Implantation of Non-diffractive EDOF IOL Made of a New Hydrophobic Acrylic Material
The objective is to measure the range of vision and patient reported visual disturbances after bilateral implantation for this unique non-diffractive extended depth of focus (EDOF) intraocular lens (IOL) made from the Clareon…
- Trial name
- NCT05488769
- Testing
- Clareon Vivity extended depth of focus (EDOF) intraocular lens
- Where
- Canada
- Volunteers
- 6 people
- Sponsor
- Thomas Nagy
Hyperopia
5 Year Follow up of SMILE® Procedure for the Correction of Hyperopia
The planned study will investigate and evaluate refractive stability, predictability, and safety in patients who underwent SMILE® pro surgery for hyperopia with or without astigmatism at least five years ago.
- Trial name
- PHOBOS-5FU (NCT07133737)
- Where
- 2 sites in Czechia, Germany
- Volunteers
- 100 people
- Sponsor
- Gemini Eye Clinic
Apical Periodontitis, Periapical Radiolucency
Comparative Evaluation of Clinical and Radiographic Treatment Outcomes of Garlic Gel and Calcium Hydroxide as an Intracanal Medicament in Nonsurgical Root Canal Treatment of Permanent Teeth.
Researchers want to check how well garlic works inside permanent teeth as a medicament during root canal treatments. Garlic has shown to possess many helpful properties, like reducing inflammation, helping wounds heal, and…
- Trial name
- NCT07289971
- Testing
- Allium Sativum as an intracanal medicament
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- University of Health Sciences Lahore
Frenectomy, Erbium YAG Laser
Retrospective Frenectomy Analysis: Techniques and Adjunctive Antimicrobials
The frenulum is a mucosal fold that connects the lips and cheeks to the alveolar mucosa or gingiva, with abnormal attachments-particularly papillary and papillary-penetrating types-linked to clinical issues such as gingival…
- Conditions
- Frenectomy, Erbium YAG Laser, Antimicrobial Agent
- Trial name
- NCT07054021
- Where
- Turkey (Türkiye)
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- Saglik Bilimleri Universitesi
Anesthesia Outcomes, Anesthesia Complication
Does Style of Pre-sedation Instructions Improve Patient Outcomes in Ambulatory Anesthesia for Oral and Maxillofacial Surgery?
This randomized controlled trial aims to evaluate the impact of a brief guided visualization exercise on anesthesia-related outcomes in oral and maxillofacial surgery in patients scheduled for ambulatory anesthesia in the oral…
- Conditions
- Anesthesia Outcomes, Anesthesia Complication, Anesthesia and Procedure Related Time Intervals, Anesthesia Recovery Period
- Trial name
- NCT06768021
- Testing
- Guided visualization and standardized pre-sedation instructions, Standardized pre-sedation instructions only
- Where
- United States
- Volunteers
- 128 people
- Sponsor
- Alameda Health System
Cataract Congenital
Multifocal vs Monofocal IOL in Congenital Cataract Surgery
The aim of this study is to evaluate long-term outcome after congenital cataract surgery comparing results achieved with multifocal and monofocal IOLs.
- Trial name
- NCT04872829
- Testing
- cataract surgery
- Volunteers
- 43 people
- Sponsor
- Bambino Gesù Hospital and Research Institute