Clinical trials: Eye Disease
Type 1 Diabetes Mellitus
Endothelial Dysfunction and Diabetes
The aim of the study is to progress in the understanding of the early retinal vascular and neural abnormalities in patients with diabetes, using a new device, the Dynamic Vessel Analyzer.
- Trial name
- DENDI (NCT01097551)
- Testing
- Trinitrin, Neosynephrine 10% collyrium, Iontophoresis with acetylcholine delivery
- Where
- France
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Macular Edema, Cystoid
Effect of Prophylactic Ketorolac on CME After Cataract Surgery
The study will evaluate the efficacy of prophylactic administration of the topical nonsteroidal anti-inflammatory drug (NSAID) ketorolac tromethamine 0.5% (Acular®) on cystoid macular edema (CME) in patients having undergone…
- Trial name
- NCT00335439
- Testing
- ketorolac tromethamine 0.5% (Acular®)
- Where
- Canada
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Queen's University
Microbiota
The Oral Microbiota is Associated With Autoimmune Thyroiditis
Autoimmune thyroiditis (AITD) mainly includes Hashimoto's thyroiditis (HT) and Grave's disease (GD). Studies have shown that autoimmune thyroiditis is closely related to microbial disorders such as autoimmune thyroiditis However…
- Trial name
- NCT03447093
- Testing
- Methimazole Pill, Propylthiouracil Pill
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Proliferative Vitreoretinopathy
Isotretinoin for Proliferative Vitreoretinopathy
Proliferative vitreoretinopathy (PVR), or secondary scarring on and around the retina, is an important cause of retinal re-detachment.
- Trial name
- DELIVER (NCT01445028)
- Testing
- Isotretinoin
- Where
- United States
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Myopia
A 3-year Cross-sectional Assessment of the Tianjin Child and Adolescent Large-scale Eye Study
This is a school-based, cross-sectional study to assess the incidence and prevalence, risk factors of myopia among schoolchildren in both eye-use environment, eye-use habits, lifestyle, and family and subjective factors before…
- Trial name
- NCT05967702
- Where
- China
- Volunteers
- 126,810 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Cataract
Accuracy of the New Barrett TAL Formula With the Argos Measurements: A Multicenter Prospective Study
This study is a prospective, multi-site, multi-surgeon, observational study of refractive accuracy with the Argos using BTAL after successful cataract surgery.
- Trial name
- NCT06085131
- Testing
- Argos
- Where
- 6 sites in United States
- Volunteers
- 523 people, healthy volunteers welcome
- Sponsor
- Shammas Eye Medical Center
Dry Eye Disease (DED)
Evaluating Crosslinked Hyaluronate Canalicular Gel for the Treatment of DED in Patients Undergoing Cataract Surgery
To review how patients report using a hyaluronate crosslinked canalicular gel placed before cataract surgery
- Trial name
- LaReCa (NCT07155057)
- Testing
- Cross-Linked Hyaluronate Gel Prefilled Syringe 30 MG/3ML
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Vance Thompson Vision
Fuchs Endothelial Corneal Dystrophy
Analysis of the Genotype/Phenotype Relationship in the Fuchs' Corneal Endothelial Dystrophy in France.
The pathophysiology of the most common corneal endothelial dystrophies (Fuchs' Corneal Endothelial Dystrophy (FECD)) is beginning to be dismembered.
- Trial name
- F3S (NCT03974230)
- Testing
- Collection of datas, blood sample, slit lamp examination
- Where
- France
- Volunteers
- 208 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire de Saint Etienne
Refractive Assessment, Refractive Disorders
Algorithm-assisted Subjective Refraction Program Dedicated to Children
Current refraction assessment in children is dependent on the Eye Care Specialist and lacks standardization. Essilor has developed new algorithm assisted subjective refraction software dedicated to children of 6-12 years old and…
- Conditions
- Refractive Assessment, Refractive Disorders, Hyperopia and Myopia, Astigmatism
- Trial name
- NCT07046065
- Testing
- Non-cycloplegic Objective refraction, Non-cycloplegic conventional subjective refraction, Non-cycloplegic subjective refraction (Kids refraction software vA with Vision-R™)
- Where
- Portugal
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- Essilor International
Age-related Macular Degeneration
Fundus Autofluorescence Imaging in Age-related Macular Degeneration Using Confocal Scanning Laser Ophthalmoscopy
The purpose of this study is to define phenotypic variations in atrophic Age-Related Macular Degeneration (AMD) and to identify predictive factors for disease progression based on fundus autofluorescence imaging.
- Trial name
- NCT00393692
- Where
- 7 sites in Germany
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- University Hospital, Bonn
Dry Eye Syndrome, Ocular Surface Disease
Dry Eye Syndrome Description During Cataract Surgery, With Multimodal Analysis of the Ocular Surface
The main objective is to describe the characteristics of dry eye syndrome before and after surgery at one month of cataract surgery, using a multimodal analysis of the ocular surface.
- Trial name
- C-SS0 (NCT03923244)
- Testing
- OSDI survey
- Where
- France
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University Hospital, Clermont-Ferrand
Keratoconus
Thyroid Gland Dysfunction and Vitamin D Polymorphism in Keratoconus
This prospective study the thyroid gland dysfunction and vitamin D receptor polymorphism in keratoconus patients
- Trial name
- NCT05073601
- Testing
- ELISA,DNA extraction
- Where
- Egypt
- Volunteers
- 262 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Age Related Macular Degeneration (AMD)
Development of Novel Clinical Endpoints in Intermediate AMD
Development of novel clinical endpoints for interventional clinical trials with a regulatory and patient access intention in patients with intermediate age-related macular degeneration (AMD) - MACUSTAR
- Trial name
- MACUSTAR (NCT03349801)
- Testing
- No intervention
- Where
- 20 sites in Denmark, France and 5 more
- Volunteers
- 718 people, healthy volunteers welcome
- Sponsor
- Frank G. Holz
Trachoma, Lymphatic Filariasis
Safety Study of Combined Azithromycin, Ivermectin and Albendazole for Trachoma and Lymphatic Filariasis
Trachoma and lymphatic filariasis (LF) are two 'Neglected Tropical Diseases' (NTDs), infectious diseases that affect millions of poor people in countries in the developing world.
- Trial name
- AZIVAL2 (NCT01903057)
- Testing
- azithromycin, ivermectin, albendazole
- Where
- Mozambique
- Volunteers
- healthy volunteers welcome
- Sponsor
- Emory University
Trachoma
Water Uptake for Health in Amhara Pilot
Trachoma is a blinding disease caused by ocular strains of Chlamydia trachomatis. The Carter Center and Proctor Foundation have been jointly conducting trachoma research in the Goncha Siso Enese woreda of Amhara for the past 8…
- Trial name
- WUHA (NCT02373657)
- Testing
- instruction in soap-making and hygiene education
- Where
- Ethiopia
- Volunteers
- 4,068 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Dry Eye Syndromes, Lubricant Allergy
Safety and Tolerability of PRO-087 Versus Xyel Ofteno® and Systane Ultra®, on the Ocular Surface of Healthy Subjects
Phase I clinical study, to evaluate the safety and tolerability of the preservative-free ophthalmic solution PRO-087 versus Xyel Ofteno® and Systane Ultra®, on the ocular surface of ophthalmological and clinically healthy…
- Conditions
- Dry Eye Syndromes, Lubricant Allergy, Tear Disorder
- Trial name
- PRO-087/I (NCT03524157)
- Testing
- PRO-087, Systane Ultra, Xyel Ofteno
- Where
- Mexico
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Laboratorios Sophia S.A de C.V.
Optic Nerve Diameter, Intracranial Pressure Increase
Effect of Optıc Nerve Dıameter ın Tymphanoplasty Surgery Performed ın Lateral Head Posıtıon
Studies exist to determine the effect of laparoscopic surgical procedures on increased intra-abdominal pressure; these studies include optic nerve sheath diameter (ONSD) measurement in various positions such as trendelenburg and…
- Trial name
- ONSD (NCT07407972)
- Testing
- optic nerve diameter
- Where
- Turkey (Türkiye)
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Bursa Yuksek Ihtisas Training and Research Hospital
Alström Syndrome (ALMS)
Clinical Study of a Single Ciliopathy: Alström Syndrome
The aim of the study is to characterize the clinical manifestations of ALMS within the ciliopathies to prevent complications and determine preventive and therapeutic targets.
- Trial name
- NCT02890550
- Where
- 14 sites in France
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Cataract
The Use of an Anterior Chamber Maintainer as a Sole Fluid Source in Micro Incision Cataract Surgery as Compared to a Standard Phacoemulsification Procedure
The purpose of this study is to compare the use of an Anterior Chamber Maintainer (ACM) as the sole fluid source in phacoemulsification micro incision cataract surgery (using 1.1mm corneal incision) as opposed to conventional…
- Trial name
- NCT01553760
- Testing
- Phacoemulsification using an ACM as the sole fluid source, Conventional Phaco
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Meir Medical Center
Refractive Errors
Corneal Flap Thickness Planed vs Measured After LASIK by Using Tree Different Systems Cut
Determine the flap thickness created by femtosecond laser or a mechanical microkeratome using in vivo confocal microscopy and compare measured versus intended flap thickness.
- Trial name
- NCT00558324
- Testing
- LASIK
- Where
- Mexico
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- Asociación para Evitar la Ceguera en México
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