Clinical trials: Ophthalmic Surgery
Pregnancy
The Influence of Hormonal Changes During Pregnancy on Corneal Biomechanics in Humans
The intraocular pressure in the human bulbus requires that the "wall" of the eye shows a certain (bio)mechanical strength. The human cornea represents the anterior portion of this wall.
- Trial name
- NCT01629264
- Testing
- Ocular Response Analyzer, Scheimpflug measurement, Blood sample
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University Hospital, Geneva
Diabetic Retinopathy
The Effect of Intravitral Injection of Triamcinolone Combined With Cataract Surgery (Phacoemulsification) on Diabetic Macular Edema and Diabetic Retinopathy
In this study, regressed proliferative diabetic retinopathy, very severe, severe and moderate non-prolifrative diabetic retinopathy patients who were going to have a cataract surgery, underwent a complete eye examination, OCT…
- Trial name
- NCT00849537
- Testing
- Triamcinolone
- Where
- 3 sites in Iran
- Sponsor
- Shahid Beheshti University of Medical Sciences
Vitreomacular Traction Maculopathy, Eye Diseases
Intravitreal Microplasmin in Patients Undergoing Surgical Vitrectomy
The purpose of this trial is to evaluate the safety and preliminary efficacy of different doses and several exposure times of intravitreal microplasmin in the setting of pars plana vitrectomy for vitreomacular traction…
- Trial name
- NCT00123279
- Testing
- Microplasmin
- Where
- 3 sites in Belgium, Netherlands
- Volunteers
- 60 people
- Sponsor
- ThromboGenics
Retinal Vein Occlusion (RVO)
Robotic RVO Trial: Robot-assisted Retinal Vein Cannulation in Patients With Retinal Vein Occlusions
Retinal vein occlusions (RVOs) are the second leading cause of permanent vision loss in the UK. Current treatments, like anti-VEGF injections or steroids, address complications such as macular fluid but do not target the…
- Trial name
- RVO (NCT07820761)
- Testing
- Surgery with Preceyes Robot plus NHS standard of care
- Where
- United Kingdom
- Volunteers
- 40 people
- Sponsor
- University of Oxford
Fuchs' Endothelial Dystrophy, Cataract
The Effects of Ripasudil in Patients With FED Undergoing Femtosecond Laser Assisted Cataract Surgery
The purpose of this research is to investigate the effects of ripasudil administered as an ophthalmic solution in patients with FED after femtosecond laser assisted cataract surgery.
- Trial name
- NCT06048380
- Testing
- Ripasudil
- Where
- Singapore
- Volunteers
- 120 people
- Sponsor
- Singapore Eye Research Institute
Cataract; Eye Disease
The Utility of a Novel Eye Shield With Reusable Adhesive Anchors for Post-operative Care After Ophthalmic Surgery
The purpose of this research study is to evaluate the efficacy, patient preference, and utility of a novel eye shield that utilizes a different adhesive mechanism in comparison to the current standard of care.
- Trial name
- NCT05957796
- Testing
- Novel "Snaps" Eye Shield, Standard Alcon Eye Shield
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Augusta University
Cataract
Study of Efficacy and Safety of Vigadexa in Treating Inflammation and Infection Post-cataract Surgery
To demonstrate that the combination formulation of Moxifloxacin/Dexamethasone Eye Drop is effective and safe for the prevention of postoperative inflammation as a consequence of cataract extraction surgery.
- Trial name
- NCT00870103
- Testing
- Vigadexa (moxifloxacin 0.5% and dexamethasone 0.1%) eye drops
- Where
- United States
- Volunteers
- 64 people
- Sponsor
- Alcon Research
Open Angle Glaucoma, Ocular Hypertension
Pilocarpine After Combined Cataract/Trabectome Surgery
Combined cataract + trabectome surgery is a surgery designed to help lower the intraocular pressure (pressure in the eye) and hopefully reduce the need for topical drops, progression of glaucoma, and/or further glaucoma…
- Trial name
- PACCT (NCT04005079)
- Testing
- Pilocarpine, Ofloxacin, Prednisolone
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Montefiore Medical Center
IOL, Cataract
Post-Market Clinical Follow-Up Study on the Rotational Stability of an Intraocular Lens After Cataract Surgery
The goal of this post-market, prospective study at multiple clinics is to evaluate the rotational stability of the RayOne Model RAO800S non-toric monofocal intraocular lens with orientation marks in adult patients undergoing…
- Trial name
- NCT07099079
- Volunteers
- 92 people
- Sponsor
- Rayner Intraocular Lenses Limited
Macular Hole, Macular Hole Surgery
No Endotamponade for Macular Hole Repair: the NEMAR Study
Full-thickness macular hole (MH) is a common sight threatening macular condition with a prevalence of 3.3 per 1000 individuals. Prompt surgical repair of MH is imperative in preventing irreversible vision loss from MH as the…
- Trial name
- NEMAR (NCT06908824)
- Testing
- Conventional surgery, ILM flap with no gas tamponade
- Where
- 3 sites in Hong Kong, Poland and 1 more
- Volunteers
- 180 people
- Sponsor
- Chinese University of Hong Kong
Cataract, Phacoemulsification
Intracameral Mydriasis Versus Topical Mydriasis in Cataract Surgery
The purpose is to determine if an intracameral solution of 0.2% tropicamide and 2% phenylephrine can dilate the pupil for cataract surgery as well as pre-operative topical 1% tropicamide and 5% phenylephrine.
- Conditions
- Cataract, Phacoemulsification, Mydriasis, Pseudoexfoliation Syndrome
- Trial name
- NCT00690222
- Testing
- Intracameral injection of mydriatic agent
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- Nova Scotia Health Authority
Pars Plana Vitrectomy, Scleral Buckling
Necessity of Post-operative Eye Drops
The goal of this clinical study is to determine if antibiotic eye drops are needed after retinal surgery to prevent infection. Currently, patients are prescribed antibiotic eye drops to use for several weeks after they undergo…
- Conditions
- Pars Plana Vitrectomy, Scleral Buckling, Surgical Outcomes, Infection Prophylaxis
- Trial name
- NCT07396831
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Loma Linda University
Dry Eye, Dry Eye Syndromes
The Effect of a Pre-cataract Surgical Ocular Hygiene Regime on Microbial Load, Tear Osmolarity, Dry Eye, and Inflammatory Markers
This study assesses the impact of two differing ocular hygiene regimens prior to cataract surgery. The first regimen includes an omega-3 supplement and the second without, and both include an at-home lid wipe and cleansing eye…
- Conditions
- Dry Eye, Dry Eye Syndromes, Cataract
- Trial name
- NCT05990712
- Testing
- Omega-3, Trehalose, Zocular Eyelid System Treatment
- Where
- Canada
- Volunteers
- 68 people
- Sponsor
- Uptown Eye Specialists
Coordination Impairment
Physical Activity on Eye Hand Coordination Post Strabismus Surgery
The aim of this study is to determine the effect of physical activity on eye hand coordination in patient with amblyopia after strabismus surgery.
- Trial name
- NCT06759792
- Testing
- eye hand coordination exercises
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Amany Refaat Mohamed Abdel Wahid
Lens Diseases
Evaluating Presbyopia-Correcting IOLs in Complex Cataract Cases With Anterior Segment Abnormalities
The goal of cataract surgery has evolved from simply restoring sight to providing clear and comfortable full-range vision. Traditionally, monofocal IOLs remain the routine choice for special cases with anterior segment…
- Trial name
- NCT07321756
- Testing
- Unilateral Posterior Chamber Implantation of Presbyopia-Correcting IOL, Unilateral Posterior Chamber Implantation of Monofocal IOL
- Where
- China
- Volunteers
- 320 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cataracts
Clinical Research of Femtosecond Laser-Assisted Cataract Surgery
Since femtosecond laser was approved for cataract surgery by FDA in 2010, femtosecond laser assisted cataract surgery (FLACS) has demonstrated high precision of capsulotomy, reduced phacoemulsification power and time, and…
- Trial name
- FLACS (NCT02492659)
- Testing
- femtosecond laser-assisted cataract surgery, conventional phacoemulsification
- Where
- China
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University
Cystoid Macular Edema
Effect of Nepafenac on Post-operative Macular Swelling Following Uncomplicated Cataract Surgery
Purpose: Study the effect of nepafenac ophthalmic suspension 0.1% to prevent post-operative cystoid macular edema following uncomplicated cataract surgery Participants: Patients having cataract surgery at UNC who meet eligibility…
- Trial name
- NCT00494494
- Testing
- Standard Care, nepafenac
- Where
- United States
- Volunteers
- 82 people
- Sponsor
- University of North Carolina, Chapel Hill
Dry Eye, Dry Eye Disease (DED)
Temporary Tear Duct Filling With Hyaluronic Acid Gel and Assessment of Dry Eye Disease (DED) After Bilateral Cataract Surgery
Dry eye disease can occur or worsen after cataract surgery and may cause ocular discomfort and reduced visual quality. Standard treatment commonly includes artificial tear eye drops, which provide temporary lubrication.
- Conditions
- Dry Eye, Dry Eye Disease (DED), Dry Eye Sensation After Cataract Surgery
- Trial name
- TANAMI (NCT07809022)
- Testing
- LACRIFILL® Canalicular Gel administration
- Where
- Austria
- Volunteers
- 25 people
- Sponsor
- Medical University of Vienna
Intraocular Pressure, Neovascular Glaucoma
Aflibercept as Adjunctive Treatment for Filtration Surgery in Neovascular Glaucoma
Purpose: To investigate intravitreal aflibercept (IVA) injection as an adjunctive treatment to trabeculectomy with mitomycin C (TMC) and panretinal photocoagulation (PRP) for neovascular glaucoma (NVG).
- Conditions
- Intraocular Pressure, Neovascular Glaucoma, Vascular Endothelial Growth Factor Overexpression, Glaucoma Secondary to Eye Inflammation
- Trial name
- NCT04970251
- Testing
- Aflibercept Ophthalmic
- Where
- Thailand
- Volunteers
- 5 people
- Sponsor
- Siriraj Hospital
Dry Eye, Cataract Surgery
Clinical Effects of Diquas-S for Patients With Dry Eye After Cataract Surgery
Today, cataract surgery has become one of the safest and most effective eye surgical procedures performed on many people through the development and development of surgical techniques and instruments.
- Trial name
- NCT03640351
- Testing
- 1. Use of preservative free diquafosol ophthalmic solution after cataract surgery, 2. Use of preservative containing diquafosol ophthalmic solution after cataract surgery, 3. Use of preservative free sodium hyaluronate ophthalmic solution after cataract surgery
- Where
- South Korea
- Volunteers
- 150 people
- Sponsor
- Yonsei University