Clinical trials: Phacoemulsification
Cataract
Influencing Factors of the Corneal Endothelial Cell Loss
This is a multi-center cohort study with prognostic aims to identify factors associated with endothelial cell loss during cataract surgery.
- Trial name
- PREDICS (NCT05265832)
- Testing
- Phacoemulsification
- Where
- 2 sites in France
- Volunteers
- 154 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Corneal Astigmatism
Limbal Relaxing Incisions Versus Paired 4 mm Clear Corneal Incisions on Steep Meridian During Phacoemulsification
The goal of this is prospective, computer based randomized clinical trial is to compare the efficacy of reduction of the pre-existing corneal astigmatism at the time of cataract surgery in patients admitted in sohag university…
- Trial name
- LRI-CCI (NCT05593263)
- Testing
- surgical correction of astigmatism with cataract
- Volunteers
- 120 people
- Sponsor
- Sohag University
Cataract Extraction
Comparison of Visual Outcomes and Patient Satisfaction After Cataract Surgery and Implantation of ReSTOR and ReZoom IOLs
Cataract is prevalent throughout the world and IOLs are routinely implanted after the extraction of the cataractous lens. It is the most frequently performed surgery in the United States with an estimated 2-3 million procedures…
- Trial name
- NCT00366587
- Testing
- Cataract surgery and IOL implantation
- Where
- United States
- Volunteers
- 48 people
- Sponsor
- Medical University of South Carolina
Dry Eye Disease, Dry Eye Syndrome
Comprehensive Study on Dry Eye and Ocular Surface Disease Prior and After Cataract Surgery
Ocular surface disease (OSD), particularly dry eye, is one of the most common conditions seen by ophthalmologists. Dry eye (DE) is a multifactorial disease of the tears and ocular surface that results in symptoms of discomfort…
- Conditions
- Dry Eye Disease, Dry Eye Syndrome, Evaporative Dry Eye, Cataract
- Trial name
- NCT04711642
- Testing
- The study will include three arms, one non interventional and 2 interventions. The intervention arms will include two commercially available sodium hyaluronate 0.1% (Systane ultra plus and Hylo-comod)
- Volunteers
- 100 people
- Sponsor
- Fundación Oftalmológica Los Andes
Diabetes Mellitus, Corneal Endothelial Cell Loss
Effect of Intracameral Dexamethasone After Phacoemulsification in Diabetics on Corneal Endothelial Cell Density
The prevalence of diabetes mellitus (DM) is rapidly growing worldwide. One major concern with diabetes mellitus is how it may affect vision in different ways; including the increased risk of developing cataract.
- Conditions
- Diabetes Mellitus, Corneal Endothelial Cell Loss, Dexamethasone Adverse Reaction, Corneal Endothelial Decompensation
- Trial name
- DIABEDEX (NCT03361709)
- Testing
- Dexamethasone, Saline Solutions, Intraocular
- Sponsor
- Cairo University
Pseudoexfoliation
Corneal Endothelium Evaluation After Phacoemulsification in Diabetec and Non-diabetic Patients With Pseudoexfoliation
Our study is a comparative study, that was conducted to evaluate the corneal endothelial cells changes and central corneal thickness after uncomplicated phacoemulsification and intra ocular lens (IOL) implantation in normal…
- Trial name
- NCT04965168
- Testing
- phacoemulsification of the lens
- Where
- Egypt
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- Minia University
Cataract, Glaucoma, Open-Angle
Phaco-UCP Versus Phaco Alone for OAG and Cataract
This study was carried out to evaluate the safety and efficacy of combined phacoemulsification and Ultrasound ciliary plasty (Phaco-UCP) as a first-line surgical treatment of coexisting cataract and op /en angle glaucoma compared…
- Trial name
- NCT04430647
- Testing
- combined phacoemulsification and ultrasound ciliary plasty (Phaco-UCP), Phacoemulsification alone
- Where
- Egypt
- Volunteers
- 61 people
- Sponsor
- Ameera Gamal Abdelhameed
Cataract, Lens Diseases
Correlations Between Lens Star and Phacoemulsification.
To assess correlations between lens star biometry parameters and phacoemulsification in clinical practice.
- Conditions
- Cataract, Lens Diseases, Lens Opacities
- Trial name
- NCT05290896
- Testing
- Phacoemulsification
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Benha University
Corneal Astigmatism, Intraocular Pressure
How Astigmatism Influences Corneal Biomechanics and Intraocular Pressure
The aim of the study was to identify whether preoperative corneal astigmatism can influence corneal biomechanics and the assessment of intraocular pressure (IOP) following micro-incision phacoemulsification.
- Conditions
- Corneal Astigmatism, Intraocular Pressure, Cataract Senile
- Trial name
- NCT03162471
- Testing
- non-contact measurement of intraocular pressure
- Volunteers
- 39 people
- Sponsor
- Medical University of Lodz
Cataract
Corneal Edema After Phacoemulsification
To compare the impact of two phacoemulsification techniques (subluxation versus divide-and-conquer) on postoperative corneal edema at postoperative hour 1 and day 4.
- Trial name
- COPHA (NCT03689270)
- Testing
- Subluxation, Divide and conquer
- Volunteers
- 96 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Macular Holes
Evaluation of Anatomic and Visual Outcomes of Initially Closed Macular Holes
To evaluate the anatomic and visual outcomes in patients with initially closed macular holes after vitreoretinal surgery and with one to seven years of follow-up.
- Trial name
- NCT01229657
- Where
- China
- Volunteers
- 79 people
- Sponsor
- Sun Yat-sen University
Posterior Capsule Opacification After Phacoemulsification and IOL Implantation
Long-term Evaluation of Single-piece ACrysof IOL Implantation on Development of Posterior Capsule Opacification
Although contemporary cataract surgery has made tremendous strides in technological advancement, posterior capsular opacification (PCO) is still the most frequent long-term complication leading to decreased visual functions and…
- Trial name
- NCT01820065
- Testing
- Cataract surgery with IOL implantation
- Where
- India
- Volunteers
- 390 people
- Sponsor
- Iladevi Cataract and IOL Research Center
Astigmatism
Limbal Astigmatic Keratotomy to Correct High Degrees of Astigmatism After Phacoemulsification
Compare manually performed Astigmatic Keratotomy to femtosecond laser astigmatic keratotomy to manage corneal astigmatism more than three diopters after phacoemulsification.
- Trial name
- NCT06179355
- Testing
- manual astigmatic keratotomy, femtosecond laser astigmatic keratotomy
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Assiut University
Glaucoma Open-Angle Primary, Cataract
Comparing the Effectiveness of Phacoemulsification + ECP Laser and Phacoemulsification Alone for Glaucoma Patients
Laser endoscopic cyclophotocoagulation (ECP) has been in use for the treatment of glaucoma for over 20 years and is usually used in conjunction with cataract surgery.
- Trial name
- CONCEPT (NCT04295122)
- Testing
- Phacoemulsification+ Endoscopic cyclophotocoagulation (ECP) laser
- Volunteers
- 160 people
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Cataract Surgery
A Prospective Multicenter Study To Assess The Clinical Outcomes Of Current Phacoemulsification Approach To Cataract Extraction Versus The Micor System Device
The purpose of this research study is to evaluate the clinical outcomes of current phacoemulsification approaches to cataract extraction involving high-frequency thermogenic energy versus the use of the MICOR System device using…
- Trial name
- NCT05729477
- Testing
- miCOR System, Phaco Subject Cohort
- Where
- 6 sites in United States
- Volunteers
- 402 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec, Inc.
Primary Open Angle Glaucoma, Pseudoexfoliative Glaucoma
Phacotrabeculotomy Versus CCI+Phaco in Patients With Borderline Control of Intraocular Pressure
The purpose of the study is to determine whether combined cataract and glaucoma surgery (phacotrabeculotomy)is more effective in lowering intraocular pressure than cataract surgery alone in patients with borderline control of…
- Trial name
- NCT00346931
- Testing
- Phacoemulsification, implantation of intraocular lens, Phacoemulsification, Implantation of IOL, trabeculotomy
- Volunteers
- 9 people
- Sponsor
- Medical University of Vienna
Epiretinal Membrane
Phacoemulsification and 25 Gauge (25G) Vitrectomy Versus Phacoemulsification Only in Idiopathic Epiretinal Membranes
The purpose of the study is to evaluate the difference in Early Treatment Diabetic Retinopathy Study (ETDRS) visual acuity, oct retinal thickness and microperimetry in 2 groups of 30 eyes each affected by idiopathic epiretinal…
- Trial name
- NCT01771939
- Testing
- 25-G vitrectomy and phacoemulsification, phacoemulsification (cataract surgery)
- Where
- Italy
- Volunteers
- 60 people
- Sponsor
- University of Turin, Italy
Glaucoma, Angle-Closure
Lens Extraction Combined With Goniosynechialysis Versus Trabeculectomy
To compare the effectiveness of lens extraction combined with goniosynechialysis and trabeculectomy in treating advanced angle-closure glaucoma.
- Trial name
- NCT04703712
- Testing
- Lens extraction combined with goniosynechialysis, Trabeculectomy surgery
- Where
- China
- Volunteers
- 316 people
- Sponsor
- Eye & ENT Hospital of Fudan University
Astigamtism
Prospective Comparative Study of Refractive Outcome of STAAR and Alcon Toric Intraocular Lenses
Several methods have been developed to address and reduce preexisting astigmatism. The refractive results associated with the use of toric IOLs are likely to be more predictable.
- Trial name
- NCT01121861
- Testing
- Phacoemulsification with implantation of toric IOL
- Where
- Singapore
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Cataract
Difference Between Three-Dimensional Heads-Up Surgery System and Traditional Surgery Methods in Cataract Surgery
To evaluate the differences between three-Dimensional heads-Up surgery system and traditional surgery methods of cataract surgery
- Trial name
- NCT04839250
- Testing
- heads-up method
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Wenzhou Medical University