Clinical trials: Iris
Blinking, Deep Learning
Development and Validation of Deep Neural Networks for Blinking Identification and Classification
Primary objective of this study is the development and validation of a system of deep neural networks which automatically detects and classifies blinks as "complete" or "incomplete" in image sequences.
- Trial name
- NCT04828187
- Testing
- Comparison of the proposed artificial network with the ground truth
- Where
- 2 sites in Greece
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Exfoliation Syndrome
Central Corneal Thickness in Glaucoma
The purpose of this study is to compare the central corneal thickness measurement in patients with exfoliation syndrome, exfoliative glaucoma, primary open-angle glaucoma, ocular hypertension and normal controls and to evaluate…
- Trial name
- NCT01023997
- Where
- Greece
- Volunteers
- 700 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Conjunctivitis, Glaucoma
Feasibility Study and Preliminary Application Study on Iris OCTA
All participants will underwent imaging using the OCTA system (Zeiss) with the anterior segment optical adaptor lens. The main outcomes are iris blood flow density and vascular density.
- Conditions
- Conjunctivitis, Glaucoma, Myopia, Diabetic Retinopathy
- Trial name
- NCT03631108
- Testing
- OCTA (ZEISS)
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Uveitis, Iritis
Retinal OCT and (mfERG) Related to Age, Sex, and the Use of Anti-inflammatory Medications
Retinal optical coherence tomography (OCT) is an established technology which enables a detailed cross-sectional visualization of the retinal micro-anatomy, and an objective measurement of its thickness in-vivo.
- Conditions
- Uveitis, Iritis, Iridocyclitis, Anterior Uveitis
- Trial name
- NCT00476593
- Testing
- Diclofenac, Dexamethasone
- Where
- 2 sites in Norway
- Volunteers
- 218 people, healthy volunteers welcome
- Sponsor
- Norwegian University of Science and Technology
Intellectual Disability, Neurodevelopmental Disorders
Physical Activity and Community EmPOWERment Project
Purpose: Conduct a wait-list randomized controlled trial (RCT) of an inclusive physical activity program called PACE for adults with intellectual disability (ID) who are not yet showing signs of Alzheimer's Disease…
- Conditions
- Intellectual Disability, Neurodevelopmental Disorders, Autism Spectrum Disorder, Down Syndrome
- Trial name
- PACE (NCT06740162)
- Testing
- PACE Program
- Where
- 2 sites in United States
- Volunteers
- 376 people, healthy volunteers welcome
- Sponsor
- University of North Carolina, Chapel Hill
Pseudoexfoliation Syndrome
The Possible Association Between Pseudoexfoliation Syndrome And Corneal Endothelial Cell Changes
The study aims to compare the endothelial cell count in patients with pseudoexfoliation syndrome to the the endothelial cell count in normal patients above the age of 50.
- Trial name
- NCT05156138
- Testing
- no interventions as it is a case control observational study
- Where
- Egypt
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Pupil Constriction, Iris Floppiness
Clinical Factors Associated Floppy Iris
This study is planned to investigate the incidence of intraoperative floppy iris and its relationship with pseudoexfoliation, diabetes, hypertension as well as systemic alpha-1 adrenergic blocker use.
- Conditions
- Pupil Constriction, Iris Floppiness, Iris Prolapsus From the Wound
- Trial name
- NCT00472888
- Where
- Turkey (Türkiye)
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Baskent University
Open Angle Glaucoma, Ocular Hypertension
Additivity Study: Additive Effect on Eye Pressure of Azopt and Alphagan P to Travatan
The purpose of this study is to compare the additive effect on eye pressure of Azopt and Alphagan P to Travatan.
- Conditions
- Open Angle Glaucoma, Ocular Hypertension, Pseudoexfoliation Syndrome
- Trial name
- NCT00121147
- Testing
- Travatan, Azopt, Alphagan P
- Where
- 21 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Hermann Eye Center
Iritis
Use of Topical Euphrasia, a Homeopathic Remedy in Ophthalmology
The investigators plan to use an herbal eye drop, Euphrasia, aka Eyebright, for post-operative inflammation for Peripheral Laser Iridotomy for the treatment of narrow angle glaucoma.
- Trial name
- NCT02416128
- Testing
- Euphrasia, Prednisolone acetate
- Volunteers
- healthy volunteers welcome
- Sponsor
- Larkin Community Hospital
Mucopolysaccharidoses
Validation and Reliability of Iris Cameras in Mucopolysaccharidoses
To assess the reliablity and validity of 2 new iris cameras in the assement of corneal opacification in mucopolysaccharidoses
- Trial name
- NCT05354219
- Testing
- Imaging
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Manchester University NHS Foundation Trust
Cataract, Myopia
Evaluating the Effect of Laser Vision Surgery, Phakic Intraocular Lens Implantation, Cataract Surgery, and Pupil Dilation on the Iris Recognition Scanner Function of Smartphone
This study included patients who visit for refractive surgery (photorefractive keratectomy, photorefractive keratectomy with with corneal collagen cross linking, laser in situ keratomileusis, small incision lenticule extraction)…
- Conditions
- Cataract, Myopia, Myopic Astigmatism
- Trial name
- NCT02939001
- Testing
- iris recognition scanner
- Where
- South Korea
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Primary Open Angle Glaucoma, Primary Open-Angle Glaucoma, Unspecified Eye
Glaucoma Screening Using Dynamic Analysis of Computerized Pupillary Light Reflex Assessment Device
To explore an effective diagnostic tool of glaucoma through the dynamic analysis of computerized pupillary light reflex assessment device (CPLRAD) pupillography based on iris recognition techniques and investigate its feasibility…
- Conditions
- Primary Open Angle Glaucoma, Primary Open-Angle Glaucoma, Unspecified Eye, Primary Open Angle Glaucoma of Both Eyes, Suspect Glaucoma
- Trial name
- NCT04595227
- Testing
- Computerized pupillary light reflex assessment device
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Peking University
Exfoliation Syndrome, Glaucoma
The International Collaborative Exfoliation Syndrome Treatment Study
Purpose: To determine the efficacy of treatment with latanoprost in combination with pilocarpine versus timolol or timolol/dorzolamide fixed combination (Timoptic or Cosopt) in eyes with XFS and elevated intraocular pressure…
- Conditions
- Exfoliation Syndrome, Glaucoma, Ocular Hypertension
- Trial name
- NCT00804115
- Testing
- Latanoprost with Pilocarpine vs Timolol or Cosopt
- Where
- United States
- Volunteers
- 277 people, healthy volunteers welcome
- Sponsor
- The New York Eye & Ear Infirmary
Pseudoexfoliation Syndrome
The Endothelial Count in Pxf
Pseudoexfoliation Syndrome Is a common disorder in Egypt. IT is one of the common causes of coexisting cataract and glaucoma. It may be associated with a less than normal endothelial count.
- Trial name
- NCT03265457
- Testing
- Specular microscopy
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Assiut University
Eye Cyclorotation Degree, Pupil Shift
Evaluation of Position-induced Cyclorotation Between Wavefront Measurement and Refractive Surgery by the Iris Registration Method
Cyclorotation of eyes may be affected by motion and orientation of the head and body. An automated alignment method with the technique of iris recognition was used to assess the amount and orientation of position-induced…
- Trial name
- NCT00943163
- Where
- Taiwan
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Pseudoexfoliation Syndrome, Carpal Tunnel Syndrome (CTS)
Pseudoexfoliation and Carpal Tunnel Study
This prospective, single-center case-control study aimed to investigate the association between pseudoexfoliation syndrome (PES) and carpal tunnel syndrome (CTS) using biochemical markers.
- Trial name
- NCT06946030
- Where
- Turkey (Türkiye)
- Volunteers
- 159 people, healthy volunteers welcome
- Sponsor
- Ankara Training and Research Hospital
Retinal Ischemia
Ranibizumab Supplementing Panretinal Photocoagulation as Treatment for Iris/Angle Neovascularization in Retinal Ischemic Disease
The object of the study is to compare treatment of iris/angle neovascularization with panretinal photocoagulation (laser) to treatment with panretinal photocoagulation and an anti-angiogenic drug: ranibizumab.
- Trial name
- NCT00841373
- Testing
- Panretinal Photocoagulation, Panretinal Photocoagulation and intravitreal injection of ranibizumab
- Where
- United States
- Volunteers
- 1 people, healthy volunteers welcome
- Sponsor
- Southern New England Retina Associates
Sarcopenia, Pseudoexfoliation Syndrome
Pseudoexfoliation Syndrome, Sarcopenia and Chronic Pain
Aim: Pseudoexfoliation syndrome (PEX) is a systemic disease of connective tissue, it can also contribute to sarcopenia and chronic musculoskeletal pain with common pathways. 1.
- Trial name
- NCT06121154
- Testing
- SARC-F questionnaire, Gait speed, The chair rise test
- Where
- Turkey (Türkiye)
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- Eskisehir Osmangazi University
Pseudoexfoliation Syndrome, Pseudoexfoliation Glaucoma in Both Eyes
Correlation Between Pupil Size and Ocular Signs of Pseudoexfoliation Syndrome
To study possible correlation between the size of the pupil in both room light and after dilation between both eyes in bilateral pseudoexfoliation with Intraocular pressure, lens clarity and stability, Optic disc , Visual changes…
- Conditions
- Pseudoexfoliation Syndrome, Pseudoexfoliation Glaucoma in Both Eyes, Pseudoexfoliation of Lens; Glaucoma
- Trial name
- NCT05113121
- Testing
- , Humphrey visual field (24-2) analysis and optical coherence tomography on retinal nerve fiber layer (RNFL) and ganglion cell complex.(GCC)
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Assiut University
WAGR Syndrome, Wilm's Tumor
Characterization of WAGR Syndrome and Other Chromosome 11 Gene Deletions
This study will explore conditions caused by the absence of certain genes on chromosome 11. These conditions include WAGR syndrome, which is characterized by a kidney tumor called Wilm s tumor, aniridia (absence of the iris of…
- Conditions
- WAGR Syndrome, Wilm's Tumor, Aniridia, Urogenital Abnormalities
- Trial name
- NCT00758108
- Where
- United States
- Volunteers
- 197 people, healthy volunteers welcome
- Sponsor
- Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD)