Clinical trials: Anterior Segment of Eye
Glaucoma, Stent Migration
Anterior Segment Optical Coherence Tomography Microstent Positioning
The goal of this observational study is to learn about the long-term results of glaucoma stent surgery in men and women 18 or older who have had cataract and microstent surgery in the past 2 years at the Moran Eye Center.
- Conditions
- Glaucoma, Stent Migration, Stent Dislodgement, Intraocular Pressure
- Trial name
- NCT06666751
- Testing
- Cataract plus Microstent surgery
- Where
- United States
- Volunteers
- 116 people
- Sponsor
- University of Utah
Keratoconus, Forme Fruste Keratoconus
Corneal Biomechanical Properties and Anterior Segment Parameters, in Forme Fruste Keratoconus
The present study attempts to evaluate the diagnostic capacity of a) anterior segment parameters b) biomechanical metrics and c) a combination model, in differentiating Forme Fruste Keratoconus (FFK) from healthy corneas.
- Trial name
- NCT01448408
- Where
- Greece
- Sponsor
- Democritus University of Thrace
Pigment Dispersion Syndrome, Pigmentary Glaucoma
A Novel Argon Laser Iridoplasty for Pigment Dispersion Syndrome
Pigment dispersion syndrome is a rare condition where anomalous iris configuration leads to posterior iris bowing with subsequent friction with the lenticulozonular unit resulting in dispersion of pigment from the back surface of…
- Trial name
- NCT05231928
- Testing
- Argon Laser Iridoplasty
- Where
- Egypt
- Volunteers
- 10 people
- Sponsor
- Fayoum University
Birth Weight
Effects of Birth Weight on Anterior Eye Segment Measurements in Full-Term Children by Galilei Dual-Scheimpflug Analyzer
This study evaluates the effects of birth weight (BW) on ocular anterior segment parameters in preschool children using the Galilei Dual-Sheimpflug Analyzer (GD-SA).
- Trial name
- NCT02466932
- Testing
- Galilei Dual-Scheimpflug Analyzer
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Neon Hospital
Cataract
A Clinical Investigation of MINIVISC® PLUS 14 mg/ml Fermented Ophthalmic Viscosurgical Device (OVD-F), Used for Cataract Surgery and Implantation of Intraocular Lenses, Glaucoma Surgery, Anterior Segment Surgery and Corneal Transplantation (CGAC)
A clinical investigation to confirm the clinical safety and performance of OVD-F device MINIVISC® PLUS 1.4 % for cataract surgery and implantation of intraocular lenses, glaucoma surgery, anterior segment surgery and corneal…
- Trial name
- Minivisc01 (NCT07184437)
- Testing
- OVD-F device Minivisc®PLUS 14 mg/ml
- Where
- 6 sites in Belgium, Sweden
- Volunteers
- 134 people
- Sponsor
- Bohus Biotech AB
Congenital Cataract, Microphthalmos
Biometric Characteristics of the Eye With Microcornea/Microphthalmia and Congenital Cataract Before And After Cataract Extraction
Early cataract surgery in microcornea/microphthalmia eyes is essential to prevent amblyopia and improve visual outcomes, including stereopsis.
- Conditions
- Congenital Cataract, Microphthalmos, Microcornea
- Trial name
- NCT04759560
- Where
- Egypt
- Volunteers
- 133 people
- Sponsor
- Alexandria University
Anterior Segment of Eye
Feasibility Study of a Novel Automated Slit Lamp Camera (Lightfield Medical Ophthalmic Camera Model Vscan001)
This study evaluated the feasibility of performing automated anterior segment imaging using the Lightfield Medical Vscan001, a novel automated slit lamp camera.
- Trial name
- NCT07495345
- Testing
- Lightfield Medical Vscan001 Automated Slit-lamp Camera
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Lightfield Medical
Ambulatory Surgical Procedures, Ocular Anterior Segment Surgery
Centralised Anesthesic Monitoring in the Surgery of the Ocular Anterior Segment: Non Inferiority Study
In France, cataract surgery is the most frequent surgical procedure, performed with local anesthesia and most often very light techniques using eye-drops.
- Trial name
- SACHS (NCT02037009)
- Testing
- Health care organization (anesthetic surveillance)
- Where
- France
- Volunteers
- 900 people
- Sponsor
- Fondation Ophtalmologique Adolphe de Rothschild
Smoking ( Cigarette), Cornea
Acute Ocular Effects of Cigarette Smoking
This prospective study aims to evaluate the short-term effects of smoking on corneal tomographic and biometric measurements in healthy adults.
- Conditions
- Smoking ( Cigarette), Cornea, Anterior Eye Segment Measurements
- Trial name
- NCT07580040
- Testing
- Cigarette Smoking Exposure, No Smoking Exposure
- Where
- Turkey (Türkiye)
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Istanbul University
Glaucoma, Angle-Closure
AS-OCT Evaluation of Iridocorneal Angle of Patients of Angle Closure Glaucoma After Phacoemulsification
Evaluation of the effect of phacoemulsification and YAG Laser peripheral iridotomy on the anterior chamber angle anatomic parameters in PACG eyes, using anterior segment optical coherence tomography (SS ASOCT) device
- Trial name
- NCT05332665
- Testing
- AS-OCT, YAG laser PI
- Where
- Egypt
- Volunteers
- 15 people
- Sponsor
- Minia University
Cataract
Prospective, Multicenter, Non-comparative Clinical Investigation to Support Safety & Effectiveness of I.SPACE®
I.SPACE® is a hyaluronic acid injectable gel CE (European Conformity) marketed since 2010. It is indicated for use as a surgical aid in ophthalmic anterior segment surgery.
- Trial name
- PROMIR (NCT05146310)
- Testing
- I.SPACE®
- Where
- 3 sites in France
- Volunteers
- 81 people
- Sponsor
- Laboratoires Vivacy
Glaucoma, Angle-Closure
Anterior Segment Anatomic Parameters for Risk Profiling of Primary Angle-closure Glaucoma
The goal of this observational study is to examine the anterior segment anatomical parameters associated with the scleral spur and cornea for risk profiling of primary angle-closure glaucoma (PACG).
- Trial name
- NCT06143943
- Where
- China
- Volunteers
- 168 people
- Sponsor
- Min Ke
Meibomian Gland Dysfunction, Cataract
Ultrahigh-resolution Optical Coherence Tomography Imaging of the Anterior Eye Segment Structures
The development of optical coherence tomography (OCT) and its application for in vivo imaging has opened entirely new opportunities in ophthalmology.
- Conditions
- Meibomian Gland Dysfunction, Cataract, Glaucoma, Corneal Transplantation
- Trial name
- NCT03461978
- Testing
- Ultrahigh resolution Spectral Domain OCT
- Where
- Austria
- Volunteers
- 14 people
- Sponsor
- Medical University of Vienna
Strabismus, Tomography, Optical Coherence
Measurement of Insertion of Extraocular Muscles Using Anterior Segment Optical Coherence Tomography
Study designed to determine the ability and accuracy of anterior segment optical coherence tomography (AS-OCT) to measure the distance between the corneoscleral limbus and the insertion site of the extraocular muscles (EOM) in…
- Trial name
- NCT02454920
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- University of Miami
Anophthalmia, Microphthalmia
National Cohort on Congenital Defects of the Eye
Congenital malformations of the eye comprise various developmental defects including microphthalmia, anophthalmia, aniridia, and anterior segment anomalies (such as Peters and Axenfeld-Rieger anomalies).
- Conditions
- Anophthalmia, Microphthalmia, Aniridia, Anterior Segment Dysgenesis 6, Peters Anomaly Subtype
- Trial name
- RaDiCoACOEIL (NCT05954403)
- Where
- France
- Volunteers
- 800 people
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Intraoperative Floppy Iris Syndrome, Cataract
Pupillary Dilator Muscle Thickness as a Potential Predictor of Intraoperative Floppy Iris Syndrome
Intraoperative Floppy Iris Syndrome (IFIS) is a potencial complication encountered during cataract surgery in patients treated with α1-adrenergic receptor antagonists (α1-ARAs) for lower urinary tract symptoms.
- Conditions
- Intraoperative Floppy Iris Syndrome, Cataract, Age-related Cataract, Adrenergic Receptor Antagonist Adverse Reaction
- Trial name
- NCT07517094
- Where
- Czechia
- Volunteers
- 30 people
- Sponsor
- University Hospital Olomouc
Dry Eyes
Reproducibility of Anterior Segment Optical Coherence Tomography (AS-OCT) for Imaging Conjunctivochalasis
Conjunctivochalasis refers to loose redundant, non-edematous inferior conjunctiva that is situated between the globe and lower eyelid, and usually it occurs bilaterally.
- Trial name
- NCT01933178
- Testing
- Cirrus AS-OCT
- Where
- Singapore
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Diabetes, Cataract
Healing of Corneal Incision After Cataract Surgery in Diabetic Patients
The objective of this observational study was to understand the healing of corneal incision after cataract surgery in diabetic patients and its influencing factors.
- Trial name
- NCT07076420
- Where
- China
- Volunteers
- 110 people
- Sponsor
- Zhongnan Hospital
Anterior Segment Diseases
Multimodal Deep Learning Model for Multi-task Diagnosis and Triage Suggestions of Ophthalmic Diseases
Accurate and comprehensive interpretation of anterior segment diseases from slit-lamp and smartphone photographs remains a clinical challenge due to the limited specificity and structure of existing Artificial Intelligence tools.
- Trial name
- NCT07447973
- Testing
- Multimodal Vision-language Model Diagnosis
- Where
- China
- Volunteers
- 2,000 people, healthy volunteers welcome
- Sponsor
- Guangdong Provincial People's Hospital
Cytomegalovirus Anterior Segment Infection, Anterior Uveitis
Topical Administration of 0.15% Ganciclovir Gel for CMV Anterior Uveitis / Endotheliitis
Objective of this study is to investigate the intracameral level of ganciclovir following topical application of 0.15% ganciclovir gel (VIRGAN©) for Cytomegalovirus (CMV) anterior uveitis and endothelitis.
- Conditions
- Cytomegalovirus Anterior Segment Infection, Anterior Uveitis, Endotheliitis
- Trial name
- Virgan (NCT01647529)
- Testing
- Ganciclovir
- Where
- Singapore
- Volunteers
- 29 people
- Sponsor
- Singapore National Eye Centre