Clinical trials: Ophthalmic Surgery
Cataract With Exfoliation Syndrome
Efficacy of a Capsular Tension Ring in Preventing Anterior Capsule Shrinkage After Cataract Surgery in Exfoliation Syndrome
The purpose of this study is to examine the efficacy of a capsular tension ring (CTR) in preventing anterior capsule shrinkage after cataract surgery in exfoliation syndrome (XFS) with no zonular weakness.
- Trial name
- Effect of CTR (NCT01455168)
- Where
- Japan
- Volunteers
- 30 people
- Sponsor
- University of Occupational and Environmental Health
Primary Angle Closure Glaucoma, Primary Angle Glaucoma Closure Suspect
Effect of Multifocal Intraocular Lens on Contrast Sensitivity in Primary Angle-Closure Patients
This prospective study included patients with primary angle-closure (PAC or primary angle-closure glaucoma (PACG) and visually significant cataract.
- Conditions
- Primary Angle Closure Glaucoma, Primary Angle Glaucoma Closure Suspect, Senile Cataract
- Trial name
- NCT04972435
- Testing
- Contrast sensitivity
- Where
- Thailand
- Volunteers
- 35 people
- Sponsor
- Siriraj Hospital
Optic Nerve Sheath Diameter
Changes in Optic Nerve Sheath Diameter in Patients Undergoing Spinal Surgery in the Prone Position
Long standing prone position could affect vision or optic nerve. To measure the optic nerve sheath diameter using ultrasound is quick and useful assessments of patients.
- Trial name
- NCT04301817
- Volunteers
- 50 people
- Sponsor
- SMG-SNU Boramae Medical Center
Cataract
Study of Corneas Undergoing Balanced Salt Solution(BSS ®) Versus Glucose-bicarbonate-Ringer Lactate in Cataract Surgery
This is a study aimed at evaluating the effectiveness and impact of two intraocular irrigating solution (BSS ® versus glucose-bicarbonate-Ringer Lactate - GBRL) on the health of the cornea after cataract surgery by…
- Trial name
- NCT01334658
- Testing
- Phacoemulsification cataract surgery, Glucose-bicarbonate-Ringer Lactate (GBRL), Balanced Salt Solution (BSS®)
- Volunteers
- 64 people
- Sponsor
- Grupo de Estudos em Oftalmologia Clínica e Cirúrgica
Blindness
Do Blue-Blocking Lenses Block Blue Colour From Our Lives?
To measure colour vision in patients with a blue light filtering lens implant in one eye and non-tinted implant in the other eye (and compared this group with a control group with bilateral non-tinted implants) and to determine…
- Trial name
- NCT00403143
- Testing
- cataract surgery
- Where
- United Kingdom
- Volunteers
- 40 people
- Sponsor
- London North West Healthcare NHS Trust
Dry Eye
Evaluation of the Performance of MAF-1217 on Cataract Surgery
MAF-1217 is meant as the medical device which is to be effective in most forms of DED; therefore, it is expected that study patients benefit from study participation, and can reduce the signs and symptoms of surgery induced DED…
- Trial name
- NCT03833908
- Testing
- MAF-1217
- Where
- 2 sites in Italy
- Volunteers
- 46 people
- Sponsor
- VISUfarma SpA
Trichiasis
Study of Azithromycin to Prevent Recurrent Trichiasis Following Surgery in Ethiopia
Trachoma, an ocular infection caused by C. trachomatis, is the second leading cause of blindness worldwide.Years of repeated infection with C.
- Trial name
- STAR (NCT00347776)
- Testing
- azithromycin, topical tetracycline
- Where
- United States
- Volunteers
- 1,452 people
- Sponsor
- Johns Hopkins University
Glaucoma, Glaucoma Patient
Long-Term Clinical Results of Ab-Interno Trabeculotomy in Glaucoma Management
Glaucoma is one of the leading causes of irreversible vision loss worldwide. Elevated intraocular pressure (IOP) is the most important risk factor for the development and progression of the disease.
- Conditions
- Glaucoma, Glaucoma Patient, GLAUCOMA 1, OPEN ANGLE, D (Disorder), Glaucoma Following Surgery
- Trial name
- NCT07780916
- Testing
- Ab-interno trabeculotomy
- Where
- Germany
- Volunteers
- 200 people
- Sponsor
- Wuerzburg University Hospital
Epiretinal Membrane
Refractive Consequences of Epiretinal Membrane Surgery
Epiretinal membrane is treated with vitrectomy and peeling. Afterwards cataract is usually developed, which requires a cataract surgery.
- Trial name
- EPIREF (NCT02413619)
- Testing
- Vitrectomy, Cataract surgery, Combined surgery
- Where
- Denmark
- Volunteers
- 62 people
- Sponsor
- Glostrup University Hospital, Copenhagen
Cataract, Presbyopia Correction
Evaluation Of Patient Satisfaction And Quality Of Vision After EDOF Or Trifocal IOL Implantation
Brief Summary of the Study The goal of this clinical study is to compare the quality of vision and patient satisfaction after cataract surgery using two different approaches to multifocal intraocular lenses (IOLs).
- Trial name
- TRIEDOF IOLS (NCT07295119)
- Testing
- Fusion EDOF IOL Implantation, Bilateral Trifocal IOL Implantation
- Where
- Italy
- Volunteers
- 36 people
- Sponsor
- Azienda Ospedaliera Universitaria Integrata Verona
Glaucoma, Open-Angle
A Comparison of Cataract Surgery Alone and Cataract Surgery With iStent
This study aims to recruit patients of the Glaucoma Investigative and Research Unit (GIRU) of Royal Victorian Eye and Ear Hospital (RVEEH) with mild to moderate glaucoma who are due to undergo cataract surgery and randomise each…
- Trial name
- NCT03106181
- Testing
- iStent inject®, Phacoemulsification and intraocular lens implant
- Where
- Australia
- Volunteers
- 93 people, healthy volunteers welcome
- Sponsor
- Royal Victoria Eye and Ear Hospital
Cataracts
Endothelial Cell Loss After Phacoemulsification Intra and Supracapsular
Cataract is the clouding of the lens of the eye, which initially prevents clear vision and eventually progresses to blindness if left untreated.
- Trial name
- PERCEPOLIS (NCT02535819)
- Testing
- Subluxation, Divide and Conquer
- Where
- France
- Volunteers
- 294 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Cataracts
A Prospective Study Comparing Visual Outcomes and Patient Satisfaction Following Implantation of the Clareon PanOptix Versus Tecnis Odyssey IOL in Patients Undergoing Cataract Surgery.
To evaluate visual outcomes and patient satisfaction following bilateral implantation of the Clareon PanOptix versus Tecnis Odyssey IOL in patients undergoing cataract surgery
- Trial name
- NCT07768475
- Testing
- Intraocular Lens Implant
- Where
- 4 sites in United States
- Volunteers
- 266 people
- Sponsor
- Nvision Laser Eye Centers
Cataract
Visual Outcomes After Bilateral Surgical Cataract Phacoemulsification: AcrySof Toric IOL Implantation Compared to Monofocal IOL Implantation
The objectives of this study are to assess and compare bilateral uncorrected distance visual acuity and distance spectacle independence post bilateral implantation of AcrySof Toric Intraocular Lenses (IOLs) and monofocal IOLs.
- Trial name
- NCT01192321
- Testing
- Toric T3 - T9, Monofocal
- Where
- France
- Volunteers
- 9 people
- Sponsor
- Alcon Research
Glaucoma, Primary Open Angle
Evaluation the Safety and Effectiveness of the GORE GDI in Adult Subjects With Primary Open-angle Glaucoma in Whom Previous Medical and Surgical Treatment Have Failed.
Evaluation the Safety and Effectiveness of the GORE GDI in Adult Subjects With Primary Open-angle Glaucoma in Whom Previous Medical and Surgical Treatment Have Failed.
- Trial name
- NCT07880132
- Testing
- GORE Glaucoma Drainage Implant
- Volunteers
- 70 people
- Sponsor
- Gore Ophthalmic
Macular Edema, Cystoid Macular Edema
Effectiveness of Periocular Drug Injection in CATaract Surgery
Cystoid macular edema (CME) is a major cause of suboptimal postoperative visual acuity after cataract surgery. Topical steroidal and nonsteroidal anti-inflammatory drugs (NSAIDs) are used to prevent CME.
- Conditions
- Macular Edema, Cystoid Macular Edema, Retinal Disease, Cataract
- Trial name
- EPICAT (NCT05158699)
- Testing
- Bromfenac, Dexamethasone, Triamcinolone Acetonide
- Where
- 10 sites in Austria, Germany and 2 more
- Volunteers
- 628 people
- Sponsor
- Luigi Rondas
Anterior Chamber Inflammation, Ocular Pain
A Retrospective Review of DEXTENZA 0.4 mg inseRt Following Corneal Transplant or Cataract Surgery
A Retrospective Review of Pain and Inflammation Resolution Outcomes in Patients Who Received DEXTENZA Intracanalicular Dexamethasone (0.4 mg) Insert Prior to or Following Corneal transplant or Cataract surgery
- Conditions
- Anterior Chamber Inflammation, Ocular Pain, Corneal Edema, Corneal Defect
- Trial name
- NCT04975971
- Testing
- Dextenza 0.4Mg Ophthalmic Insert
- Where
- United States
- Volunteers
- 25 people
- Sponsor
- Nicole Fram M.D.
Type 2 Diabetes Mellitus, Obesity
Effect of Gastric Bypass Surgery on Diabetes Status and Microvascular Complications in Obese Type 2 Diabetic Patients
This study evaluates the long-term benefits of Roux-en-Y gastric bypass (RYGB) on type 2 diabetes mellitus, focussing on the prevalence and predictors of T2DM improvement and remission after RYGB, and subsequently relapse of type…
- Conditions
- Type 2 Diabetes Mellitus, Obesity, Diabetic Retinopathy, Diabetic Nephropathy
- Trial name
- NCT02625649
- Where
- Denmark
- Volunteers
- 148 people
- Sponsor
- University of Aarhus
Cataract, Postoperative Endophthalmitis
Intracameral Levofloxacin Versus Moxifloxacin After Cataract Surgery
This randomized study aims to compare the safety and efficacy of intracameral levofloxacin versus intracameral moxifloxacin administered at the end of phacoemulsification cataract surgery.
- Trial name
- NCT07850414
- Testing
- Levofloxacin, Moxifloxacin
- Volunteers
- 93 people
- Sponsor
- Assiut University
Pterygium
Dextenza in Pterygium Surgery
DEXTENZA for the treatment of post-surgical pain and inflammation compared to standard of care topical prednisolone acetate 1% in patients who undergo pterygium surgery (excision of pterygium with conjunctival autograft)
- Trial name
- NCT04403516
- Testing
- Dexamethasone Intracanalicular Insert, 0.4mg, Prednisolone Acetate 1%
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Michelle Rhee MD
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