Clinical trials: Anterior Segment of Eye
Glaucoma, Glaucoma Open-Angle Primary
Analysis of Conjunctival Changes as Indicators for Ab-interno Gelatin Microstent Implantation Surgery Outcomes
Trabeculectomy and XEN45 gel stent implantation are glaucoma surgeries that creates an aqueous humor (AH) shunt towards the subconjunctival space (filtration bleb).
- Trial name
- IIT_XEN (NCT04727411)
- Testing
- XEN45 Gel stent, Trabeculectomy
- Where
- Spain
- Volunteers
- 39 people
- Sponsor
- Hospital Clinic of Barcelona
Posterior Chamber Phakic Intraocular Lens, Vault
Study on the Diagnostic Efficacy of ICL Selection and Prediction Depth Model Based on Eye Images
To evaluate the diagnostic efficacy of deep learning network model in implantable collamer lens selection and prediction in a multicenter cross-sectional study
- Conditions
- Posterior Chamber Phakic Intraocular Lens, Vault, Deep Neural Network, Myopia
- Trial name
- NCT06669728
- Testing
- AI diagnostic algorithm
- Where
- China
- Volunteers
- 326 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital of Nanchang University
Fuchs' Endothelial Dystrophy, Pseudophakic Bullous Keratopathy
The Effect Of Preoperative Parameters On Success After DMEK Surgery
The aim of this study is to evaluate the effect of preoperative parameters on surgical results in Descemet Membrane Endothelial Keratoplasty (DMEK) surgery.
- Conditions
- Fuchs' Endothelial Dystrophy, Pseudophakic Bullous Keratopathy, Descemet's Membrane; Defect, Herpetic Keratitis
- Trial name
- NCT04420429
- Testing
- Descemet membrane endothelial keratoplasty (DMEK)
- Where
- Turkey (Türkiye)
- Volunteers
- 43 people
- Sponsor
- Beyoglu Eye Research and Education Hospital
Juvenile Systemic Lupus Erythematosus
AS-OCT Study of Cornea and Tear Film Parameters in Juvenile SLE Patients
The aim of thie study to assess tear film parameters such as tear meniscus height (TMH), tear meniscus area (TMA), and tear meniscus depth (TMD).
- Trial name
- NCT05015465
- Testing
- Anterior Segment OCT
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Minia University
Corneal Thickness Measurement, Epithelial Thickness Measurement
Repeatability and Reproducibility of the ArcScan Insight 100 VHF Digital Ultrasound
The purpose of this study is to evaluate the repeatability and reproducibility of corneal (including corneal, epithelial, stromal, and LASIK flap thickness) and anterior segment measurements using the ArcScan Insight 100 very…
- Conditions
- Corneal Thickness Measurement, Epithelial Thickness Measurement, Anterior Eye Segment Measurements
- Trial name
- NCT02519985
- Testing
- ArcScan Insight 100 very high-frequency digital ultrasound
- Where
- United Kingdom
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- London Vision Clinic
Eye Diseases
Screening for Research Subjects With Anterior Segment Diseases
This study will identify patients with anterior segment disease who may be eligible to participate in current or future NEI studies on this disease.
- Trial name
- NCT00088348
- Where
- United States
- Volunteers
- 600 people
- Sponsor
- National Eye Institute (NEI)
Uveitis, Uveitis, Posterior
The Use of Two YUTIQ Versus Sham for Treatment of Chronic Non Infectious Intraocular Inflammation Affecting the Posterior Segment
The Use of Two YUTIQ versus Sham for Treatment of Chronic Non Infectious Intraocular Inflammation Affecting the Posterior Segment (TYNI Trial)
- Conditions
- Uveitis, Uveitis, Posterior, Uveitis, Anterior, Uveitis, Intermediate
- Trial name
- TYNI (NCT05486468)
- Testing
- Yutiq 0.18 MG Drug Implant
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Texas Retina Associates
Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology
Accuracy of the Red Reflex Test in the Pediatric Population
This study is designed to investigate the sensitivity and specificity of the Red Reflex Test (RRT), with and without dilation, for early detection of ocular abnormalities in children and newborns.
- Conditions
- Abnormal Vitreous Humor Morphology, Abnormal Choroid Morphology, Optic Nerve Diseases, Retinal Disease
- Trial name
- NCT04125043
- Testing
- Direct ophthalmoscope
- Where
- United States
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Children's National Research Institute
Dry Eye Syndromes
Repeatability and Agreement of Anterior Segment Optical Coherence Tomography (AS-OCT) and Thermography
Dry eye is a common condition that affects vision and quality of life in patients. Dry eye clinical research is limited to follow up of disease progression.
- Trial name
- NCT01479790
- Testing
- EyeGiene
- Where
- Singapore
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Uveitis
PANDA-ASOCT: Paediatric Anterior Uveitis Detection With Automated Image Analysis Using ASOCT
Uveitis is an inflammation inside the eye. Although rare, it is an important auto-inflammatory eye condition that affect children and young people (CYP).
- Trial name
- PANDA (NCT07813598)
- Testing
- Slit Lamp Examination, Anterior segment ocular coherence tomography (ASOCT)
- Where
- United Kingdom
- Volunteers
- 300 people
- Sponsor
- Sheffield Children's NHS Foundation Trust
Systemic Lupus Erythematosus
AS-OCT Study of Cornea and Tear Film Parameters in SLE Patients
The aim of thie study to assess tear film parameters such as tear meniscus height (TMH), tear meniscus area (TMA), and tear meniscus depth (TMD).
- Trial name
- NCT04873739
- Testing
- Anterior Segment OCT
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Minia University
Keratoconus, Cornea
Evaluation Of Deep Anterior Lamellar Keratoplasty By Anterior Segment Ocular Coherence Tomography
Investigators' research is concerned observing the post-operative anterior segment OCT changes throughout the post- operative follow up of the patient and relating to improve the visual outcome of the surgery which is the goal of…
- Conditions
- Keratoconus, Cornea, Corneal Opacity
- Trial name
- NCT05345652
- Testing
- deep anterior lamellar keratoplasty
- Volunteers
- 20 people
- Sponsor
- Assiut University
Anterior Uveitis
Safety and Efficacy of Iontophoretic Dexamethasone Phosphate Ophthalmic Solution in Non-Infectious Anterior Uveitis
The purpose of this study is to evaluate the safety and efficacy of ocular iontophoresis with dexamethasone phosphate ophthalmic solution EGP-437 using the EyeGate® II Drug Delivery System (EGDS) compared to prednisolone acetate…
- Trial name
- EGP-437-006 (NCT02517619)
- Testing
- Dexamethasone Phosphate Ophthalmic Solution, Prednisolone Acetate Ophthalmic (1%)
- Where
- United States
- Volunteers
- 251 people
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Vitrectomy, Cataract
Triamcinolone Assisted Anterior Vitrectomy
Injecting Triamcinolone acetenoide for visualizing and removing vitreous from the anterior chamber.
- Trial name
- NCT01051648
- Testing
- Intra ocular injection of triamcinolone acetonide
- Where
- 2 sites in Egypt
- Volunteers
- 10 people
- Sponsor
- Cairo University
Measurement of the Elasticity of the Anterior Eye Segment
A Pilot Study to Test the Safety and Feasibility of a Brillouin Ocular Analyzer
A Brillouin ocular analyzer uses a low-power near infrared laser light to probe the viscoelastic properties of the cornea and crystalline lens in the eye.
- Trial name
- Brillouin I (NCT01775007)
- Testing
- Brillouin Ocular Analyser
- Where
- 2 sites in United States
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital
Ophthalmopathy , Lacrimal System
Evaluation of Lacrimal Punctal Changes by Anterior Segment Optical Coherence Tomography AS-OCT After Topical Combined Antibiotics and Steroids Treatment in Cases of Inflammatory Punctual Stenosis
Punctal stenosis is an important etiological factor that should be considered when assessing patients with epiphora. Anatomically, acquired punctal stenosis is a condition in which the external opening of the lacrimal canaliculus…
- Trial name
- NCT05028907
- Testing
- 5 mg chloramphenicol, 1 mg dexamethasone sodium phosphate, 0.25 mg tetryzoline hydrochloride, 2 mg Hydroxypropyl Methyl Cellulose, 10 mg α-tocopherol acetate and 8 mg macrogol 400)., sodium hyaluronate, polyethylene and propylene glycol based) three times daily for three months
- Where
- Egypt
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Sohag University
Dry Eye Syndrome
Piiloset Trehalose Emulsion Eye Drop Study in Moderate or Severe Dry Eye
The study evaluates the safety, ocular tolerability and efficacy of emulsion eye drops with sacha inchi seed oil, trehalose and hyaluronic acid in the treatment of moderate or severe dry eye in adult patients.
- Trial name
- NCT03569202
- Testing
- Piiloset Trehalose Emulsion Eye Drops, Control Eye Drops
- Where
- Finland
- Volunteers
- 64 people
- Sponsor
- Kuopio University Hospital
Dry Eye
Cyclosporine 0.1% / Loteprednol 0.2% Effect on Anterior Segment Normalization
The CLEAN Study: Cyclosporine 0.1% / Loteprednol 0.2% Effect on Anterior Segment Normalization-A Prospective Cohort Study of Combination Therapy in the Treatment of Dry Eye
- Trial name
- CLEAN (NCT05322148)
- Testing
- Klarity CL, Cylcosporine 0.1%/Loteprednol Etabonate 0.2% Preservative Free
- Where
- 3 sites in United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- Research Insight LLC
Enucleated; Eye, Evisceration; Traumatic, Eye
Click2Print Artificial Eyes
To undertake a randomised crossover trial in human subjects the Click2Print ocular prosthesis versus an analogue ocular prosthesis demonstrating non-inferiority in the assessment of ocular prosthesis motility, cosmesis, fit and…
- Trial name
- Click2Print (NCT05093348)
- Testing
- Click2Print artificial eye, Hand-made artificial eye
- Where
- United Kingdom
- Volunteers
- 99 people, healthy volunteers welcome
- Sponsor
- Moorfields Eye Hospital NHS Foundation Trust
Eye Diseases
Manual Versus Automated Choroidal Thickness Measurements Using Swept-source Anterior Segment OCT
The choroid, which is located between the retina and the sclera, is a connective tissue layer that is densely packed with blood vessels and is responsible for supplying oxygen and nutrients to the retina's periphery.
- Trial name
- NCT05211089
- Testing
- Optical Coherence Tomography imaging of choroid
- Where
- Egypt
- Volunteers
- 80 people
- Sponsor
- Assiut University