Clinical trials: Ophthalmic Surgery
Esotropia
Early Versus Delayed Surgery for Infantile Esotropia
The goal of this study is to determine whether corrective surgery done earlier than the current standard can better improve the visual and eye movement deficits in children with infantile esotropia (crossed eyes in infancy).
- Trial name
- NCT01166503
- Testing
- mVEP Testing, Stereoacuity Testing, Optokinetic nystagmus testing
- Where
- Canada
- Volunteers
- 71 people
- Sponsor
- The Hospital for Sick Children
Mesopic Vision, Night Vision Loss
Safety and Efficacy of 0.75% Phentolamine Ophthalmic Solution in Subjects With Post-refractive Surgery Visual Disturbances
Safety and efficacy of 0.75% Phentolamine Ophthalmic Solution to improve mesopic low contrast visual acuity in subjects with post-refractive surgery visual disturbances.
- Trial name
- LYNX-2 (NCT06349759)
- Testing
- phentolamine ophthalmic solution 0.75%, a non-selective alpha-1 and alpha-2 adrenergic antagonist
- Where
- 25 sites in United States
- Volunteers
- 200 people
- Sponsor
- Opus Genetics, Inc
Irregular; Contour of Cornea, Keratoconus
Scleral Versus Corneal RGP Contact Lenses in Irregular Cornea Disorders
The most common causes for irregular cornea (IC) in hospital contact lens practice are Keratoconus (KC) and related cornea thinning disorders.
- Conditions
- Irregular; Contour of Cornea, Keratoconus, Pellucid Marginal Corneal Degeneration, Injury of Cornea
- Trial name
- NCT02444923
- Testing
- Scleral rigid gas permeable contact lenses (SRGPcl) (Zenlens™), Corneal Rigid gas Permeable contact lenses (CRGPcl) (Rose K2)
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- London South Bank University
Aphakia, Corneal Astigmatism
Evaluation of the Safety and Performance of the HARMONI® Toric Lens
The purpose of this study was to evaluate the safety and effectiveness of the HARMONI® Modular Intraocular Lens System with a toric optic (HMTIOL) in subjects with pre-existing corneal astigmatism in need of cataract surgery.
- Conditions
- Aphakia, Corneal Astigmatism, Cataract
- Trial name
- NCT03050697
- Testing
- HARMONI® Modular Toric Intraocular Lens, Cataract extraction with intraocular lens (IOL) implantation
- Where
- New Zealand
- Volunteers
- 16 people
- Sponsor
- ClarVista Medical
Cataract
Evaluation Of Aqueous Humor Of Levofloxacin-Dexamethasone Eye Drops And Of Its Components In Patients Undergoing Cataract Surgery
The purpose of this study is to evaluate the penetration of levofloxacin and dexamethasone 21-phosphate into the aqueous humour after ocular administration in combination or as single active ingredients.
- Trial name
- iPERME (NCT03740659)
- Testing
- Levofloxacin + Dexamethasone, Levofloxacin, Dexamethasone
- Where
- 2 sites in Italy
- Volunteers
- 125 people
- Sponsor
- NTC srl
Blepharoptosis, Ptosis
Subconjunctival Injection of Local Anesthetic in Anterior Blepharoptosis Repair
Blepharoptosis (ptosis) repair is a common and generally well tolerated surgical procedure usually performed using local anesthetic.
- Trial name
- NCT02959697
- Testing
- Subcut. + Subconj. Xylocaine, Blepharoptosis Repair
- Where
- 2 sites in Canada
- Volunteers
- 100 people
- Sponsor
- University of Manitoba
Glaucoma
Lucentis Versus Mitomycin C During Glaucoma Surgery
Does a new add on (or adjunctive) therapy used in glaucoma surgery improve the success of trabeculectomy? Ranibizumab may offer benefit similar to mitomycin C in preventing epi-scleral fibrosis while avoiding the well known…
- Trial name
- NCT00626782
- Testing
- Ranibizumab, Mitomycin (MMC)
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Wills Eye
Glaucoma
INTEGRAL Study: A Longitudinal Study of Surgeries and Lasers in Glaucoma
The aim of this study is to create a large-scale register of all glaucoma patients diagnosed, followed and treated in a large tertiary centre specialising in glaucoma, in order to analyse whether specific factors influence the…
- Trial name
- NCT06227299
- Where
- Switzerland
- Volunteers
- 5,000 people
- Sponsor
- Swiss Glaucoma Research Foundation
Myopia, Astigmatism
Quality of Vision and Quality of Life With LASIK
The investigators are administering a validated questionnaire looking at patient reported quality of life and quality of vision after LASIK surgery
- Conditions
- Myopia, Astigmatism, Quality of Lifte
- Trial name
- NCT02161263
- Testing
- Patient Quality of Life andVision after LASIK Surgery
- Where
- United States
- Volunteers
- 49 people, healthy volunteers welcome
- Sponsor
- Edward E. Manche
Recurrent Pterygium
Recurrent Pterygium Surgery Using Mitomycin C With Limbal Conjunctival or Amniotic Membrane
To compare the outcomes of limbal conjunctival autograft (LCAG) versus amniotic membrane graft (AMG) when combined with intraoperative 0.02% mitomycin C (MMC) after pterygium removal in patients with recurrent pterygium.
- Trial name
- NCT01319721
- Testing
- MMC, LCAG, AMG
- Where
- China
- Volunteers
- 96 people
- Sponsor
- Shiyou Zhou
Fuchs Dystrophy, Endothelial Corneal Dystrophy
The ADVISE Study: Advanced Visualization In Corneal Surgery Evaluation
Rationale: Intra-operative optical coherence tomography (iOCT) is a new technology that incorporates advanced imaging techniques in the ophthalmic operating theatre.
- Conditions
- Fuchs Dystrophy, Endothelial Corneal Dystrophy, Bullous Keratopathy, Vision Disorders
- Trial name
- ADVISE (NCT03763721)
- Testing
- intraoperative optical coherence tomography (iOCT)
- Where
- 3 sites in Belgium, Netherlands
- Volunteers
- 65 people
- Sponsor
- UMC Utrecht
Cataracts
Manual Small Incision Cataract Surgery Outcomes in an Educational Setting
The overall objective is to determine the visual outcomes and cost to perform Manual Small Incision Cataract Surgery (MSICS) in a small cohort at an academic medical center in the United States.
- Trial name
- MSICS (NCT02277314)
- Testing
- Manual Small Incision Cataract Surgery
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- University of Arizona
Cataracts
Cataract Surgery in Indian Patients With or Without LenSx® Laser
The purpose of this study is to record and analyze the profile and outcome of cataract patients receiving phacoemulsification (phaco) and artificial intraocular lens (IOL) implantation with or without femtosecond laser-assisted…
- Trial name
- NCT02605408
- Testing
- LenSx® laser system, Phacoemulsification
- Sponsor
- Alcon Research
Inflammation Associated With Cataract Surgery
Efficacy and Safety of IBI-10090 in Ocular Surgery Patients
This study will test the efficacy and safety of IBI-10090 in the treatment of ocular inflammation after ocular surgery.
- Trial name
- NCT01606735
- Testing
- IBI-10090
- Where
- 2 sites in United States
- Volunteers
- 172 people
- Sponsor
- ICON Bioscience Inc
Cataract
Evaluation Of Bilateral Tecnis Multifocal Versus ReSTOR 3D Intraocular Lenses
The purpose of this study is to compare the visual outcomes with bilateral implantation of Tecnis MF and ReSTOR intraocular lenses (IOLs) 6 months post cataract surgery.
- Trial name
- NCT01061918
- Testing
- Tecnis MF, ReSTOR
- Where
- 2 sites in United States
- Volunteers
- 40 people
- Sponsor
- Innovative Medical
Posterior Capsule Opacification
Refraction Changes After Using ND: YAG LASER In Treatment of Posterior Capsular Opacification In Pseudo Phakic Eye
The most prevalent long term consequence of cataract surgery in both phacoemulsification and extracapsular cataract excision is posterior capsular opacification (PCO) PCO occurred in 11.8 percent of patients one year after…
- Trial name
- NCT05501535
- Testing
- ND:YAG LASER
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Sohag University
Low Flow Anesthesia, Sevoflurane
Low Flow Anesthesia in Children Undergoing Strabismus Surgery
Emergence agitation (EA) involves restlessness, disorientation, excitation, non-purposeful movement, inconsolability, thrashing, and incoherence during early recovery from general anesthesia.
- Conditions
- Low Flow Anesthesia, Sevoflurane, Strabismus, Emergence Delirium
- Trial name
- LFA in child (NCT06560268)
- Testing
- Sevoflurane; In our study, the effects of sevoflurane in different FGFs administered in children undergoing strabismus surgery on EA and anesthetic agent consumption will be investigated.
- Volunteers
- 150 people
- Sponsor
- Cukurova University
Ophthalmology, Photorefractive Keratectomy ("PRK")
Ocular Bandage Gel (OBG) Pivotal Trial in Patients Undergoing Photorefractive Keratectomy ("PRK")
Prospective, randomized, masked (reading center), controlled pivotal study of Ocular Bandage Gel (OBG) vs. a bandage contact lens (BCL) in subjects who have undergone bilateral photorefractive keratectomy (PRK).
- Conditions
- Ophthalmology, Photorefractive Keratectomy ("PRK"), Laser Assisted Surgery, Refractive Surgery
- Trial name
- NCT03938883
- Testing
- Ocular Bandage Gel (OBG), Bandage Contact Lens (BCL)
- Where
- United States
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Eyegate Pharmaceuticals, Inc.
Dry Eye
The Effect Of Lifitegrast On Refractive Accuracy And Symptoms In Dry Eye Patients Undergoing Cataract Surgery
To determine if Xiidra® lifitegrast plays a role in the refractive accuracy when administered to patients preoperatively who are scheduled for cataract surgery and have a tear break up time (TBUT) ≤ 10 seconds and central corneal…
- Trial name
- NCT03866629
- Testing
- Lifitegrast
- Where
- United States
- Volunteers
- 103 people, healthy volunteers welcome
- Sponsor
- MDbackline, LLC
Glaucoma
Subconjunctival Bevacizumab to Prevent Bleb Failure After Glaucoma Filtration Surgery
This study analyzes the safety and efficacy of off-label Subconjunctival Injection of bevacizumab (Avastin) versus 0.02% mitomycin C (MMC) for preventing bleb failure following glaucoma filtration surgery.
- Trial name
- NCT00468429
- Testing
- Subconjunctival Bevacizumab
- Where
- India
- Volunteers
- 40 people
- Sponsor
- Grewal Eye Institute
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