Clinical trials: Anterior Segment Disorders
Refractive Errors, Myopia
Correlation Between Preoperative Refraction and Anterior Segment Parameters With ICL Vault
This prospective non-comparative interventional study aims to analyse the pre-operative factors affecting the range of optimal ICL vaulting.
- Conditions
- Refractive Errors, Myopia, Myopic Astigmatism
- Trial name
- NCT05670626
- Testing
- Refractive Surgery
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Kasr El Aini Hospital
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
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
Anterior Myocardial Infarction
A Research Study to Evaluate the Safety and Preliminary Efficacy of SGC001 in Patients With Myocardial Infarction
The research study is being done to see if SGC001 can be used to treat people scheduled to undergo percutaneous coronary intervention for Anterior ST-segment Elevation Myocardial Infarction.
- Trial name
- NCT07091929
- Testing
- SGC001
- Where
- 4 sites in China
- Volunteers
- 38 people
- Sponsor
- Beijing Sungen Biomedical Technology Co., Ltd
Angle Glaucoma Open
Incidence of Descemet Membrane Detachment Post GATT by AS OCT
detection of Incidence of Descemet membrane detachment post gonioscopy-assisted transluminal trabeculotomy by anterior segment optical coherence tomography in patients with open angle glaucoma.
- Trial name
- NCT05932940
- Testing
- Gonioscopy-Assisted Transluminal Trabeculotomy
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Cairo University
Cataract
Anterior Segment Changes After Phacoemulsification in Cataractous Eyes with Shallow Anterior Chamber
Phacoemulsification in shallow anterior chamber is considered to be more hazardous regarding risk of intraoperative and postoperative complications.
- Trial name
- NCT06745596
- Testing
- cataract surgery 1, cataract surgery 2
- Where
- Egypt
- Volunteers
- 24 people
- Sponsor
- Zagazig University
Acute Myocardial Infarction With ST Elevation, Anterior Wall Myocardial Infarction
Deferred Stenting in Patients With Anterior Wall STEMI
Trial Name) Impact of Immediate SteNt ImplaNtatiOn Versus Deferred Stent ImplAntaTION on Clinical Outcomes in Patients with AnteRior Wall ST-segment Elevation Myocardial Infarction (INNOVATION-CORE) Objectives) To evaluate the…
- Trial name
- INNOVATIONCORE (NCT03744000)
- Testing
- Immediate stenting, Deferred stenting
- Where
- South Korea
- Volunteers
- 185 people
- Sponsor
- Korea University Anam Hospital
Spinal Fusion
Risk Factors of Second Surgery for Adjacent Segment Disease Following Anterior Cervical Discectomy and Fusion
Although the incidence of second surgery for adjacent segment disease (ASD) after anterior cervical discectomy and fusion (ACDF) has been reported, its risk factors remain elusive.
- Trial name
- 2nd ACDF (NCT03826329)
- Testing
- observational study
- Where
- Taiwan
- Volunteers
- 5,565 people
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Cataract, Primary Angle-Closure Glaucoma
Anterior Segment Anatomy Assessed by Swept-Source OCT in Ocular Surgery Patients
This observational study aims to evaluate ocular anatomical parameters in patients undergoing anterior segment surgery using swept-source optical coherence tomography (SS-OCT).
- Trial name
- SS-OCT (NCT07903454)
- Testing
- Ocular anatomical parameters will be measured using a swept-source optical coherence tomography (SS-OCT) device (CASIA2; Tomey Corporation, Nagoya, Japan). The imaging examination will be used to asse
- Where
- China
- Volunteers
- 500 people
- Sponsor
- Nanfang Hospital, Southern Medical University
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)
Anterior Urethral Stricture, Male
Anatomical and Functional Outcome of PSG Vs BMG for Urethral Substitution in Long Segment Anterior Urethral Strictures
This study aims to compare the penile skin graft and buccal mucosal graft for substitution of long anterior urethral strictures using one-sided dorsal perineal approach.
- Trial name
- NCT06056856
- Testing
- Penile skin graft substituttion urethroplasty, Buccal Mucosal Graft substitution urethroplasty
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Al-Azhar University
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
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
Anterior Segment Disorders, Artificial Intelligence
Artificial Intelligence System for Assessing Image Quality of Slit-Lamp Images and Its Effects on Diagnosis
Slit-lamp images are widely used in ophthalmology for the detection of cataract, keratopathy and other anterior segment disorders.
- Trial name
- NCT04314180
- Testing
- Taking slit-lamp images
- Where
- China
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Glaucoma, Narrow Angle
Intraocular Pressure Control After Anterior Segment Laser - Comparison Between 2 Drugs
The purpose of this study is to compare the intra-ocular (IOP) control efficacy between brimonidine 0.1% vs. 0.2% after laser peripheral iridotomy (LPI).
- Trial name
- NCT01417858
- Testing
- YAG laser peripheral iridotomy
- Where
- Brazil
- Volunteers
- 50 people
- Sponsor
- Universidade Federal do Paraná
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