Clinical trials: Phacoemulsification
Cataract
Comparison of Early Postoperative Visual Acuity Between Intracapsular and Supracapsular Phacoemulsification: A Randomized Controlled Clinical Trial
Cataracts are the leading cause of blindness worldwide, and phacoemulsification combined with intraocular lens implantation has become the most mainstream surgical approach.
- Trial name
- NCT07407049
- Testing
- Supracapsular Phacoemulsification, Intracapsular Phacoemulsification
- Where
- China
- Volunteers
- 128 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Cataract
Victus Versus Conventional
Cataract surgery is among the world's most frequently performed operations. It involves removal of an opaque lens from the human eye and implantation of an artificial lens.
- Trial name
- NCT01991717
- Testing
- Victus, Conventional Phaco
- Where
- Austria
- Volunteers
- 50 people
- Sponsor
- Matthias Bolz
Cataract Surgery
Comparison of Two Phacoemulsification Systems in Cataract Surgery (UNITY VCS vs. Centurion)
This prospective, randomized, contralateral (crossover) study compares the ultrasound efficiency and early postoperative outcomes (Day 1 and Day 7) of two phacoemulsification platforms - the UNITY® VCS system with 4D Phaco and…
- Trial name
- COMPASS (NCT07756385)
- Testing
- UNITY VCS SYSTEM ®, CENTURION VISION SYSTEM ®
- Where
- Croatia
- Volunteers
- 30 people
- Sponsor
- University Hospital Sveti Duh
Cataract
Clinical Study of the Efficacy of the Ophthalmic Emulsion PRO-145 for Inflammation and Pain After Phacoemulsification
objective: To evaluate the efficacy of the ophthalmic emulsion PRO-145 in the treatment of inflammation and pain after phacoemulsification.
- Trial name
- PRO-145/III (NCT03693989)
- Testing
- Difluprednate 0.05%, Prednefrin
- Where
- 5 sites in Mexico
- Volunteers
- 178 people
- Sponsor
- Laboratorios Sophia S.A de C.V.
Cataract
Parameters of 2 Phaco Tips Designs in Torsional Phacoemulsification
To compare the efficiency of surgical procedures using 2 phaco tip designs in torsional phacoemulsification using the bevel-down technique.
- Trial name
- NCT02089698
- Testing
- Mini-flared, Reversed tip
- Where
- Brazil
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hospital Oftalmologico de Brasilia
Refractive Errors, Cataract
Refractive Outcomes After Cataract Surgery in Eyes With Pseudoexfoliation Syndrome
To evaluate the refractive outcomes of cataract surgery in PEX syndrome and determine which of the commonly used IOL formulas (SRK/T, Barrett Universal II and Hill-RBF) is the best in predicting postoperative refractive outcomes…
- Trial name
- NCT04783909
- Testing
- Phacoemulsification cataract surgery
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Lublin
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
Inflammation, Intraocular Pressure
Efficacy Comparison Study of Steroids to Control Post-operative Inflammation
Phacoemulsification is a quick method with less complication for cataract surgery. Due to the use of ultrasonic energy, it produced more post-operative inflammation than other methods.
- Trial name
- NCT01801774
- Testing
- Subtenon 20-mg triamcinolone injection
- Where
- Thailand
- Volunteers
- 140 people
- Sponsor
- Mahidol University
Refractive Errors
Trifocal Diffractive Intraocular Lens After Cataract Extraction With Phacoemulsification
Multifocal IOLs that maintain distance focus and improve near vision have been developed to reduce spectacle dependence.Multifocal IOLs improve patient performance of near-vision tasks, such as reading crafts, hobbies, and social…
- Trial name
- NCT04465279
- Testing
- Trifocal diffractive intraocular lens
- Where
- Egypt
- Volunteers
- 36 people
- Sponsor
- Alexandria University
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
Cataract, Endothelial Cell Density
Trial Comparing miLOOP Device Assisted Phacoemulsification vs Standard Surgery for Dense Cataracts: Effects on Endothelial Cell Loss, Energy Use, and Vision Recovery
The goal of this clinical trial is to find out if using the miLOOP device during cataract surgery confers additional protection against cornea (endothelial) cells loss by reducing the amount of ultrasound energy needed.
- Conditions
- Cataract, Endothelial Cell Density, Cumulative Dispersive Energy
- Trial name
- NCT07898007
- Testing
- The miLOOP utilizes a nickel-titanium (nitinol) loop to ensnare and exert centripetal cutting forces on the lens nucleus with decreasing loop diameter, Conventional phacoemulsification cataract surgery
- Where
- Malaysia
- Volunteers
- 68 people
- Sponsor
- Universiti Kebangsaan Malaysia Medical Centre
Cataract Unilateral Pending Extraction, Anesthesia
Comparing Ropivacaine and Bupivacaine in DTFNB Anesthesia in Patients Undergoing Phacoemulsification
Deep topical fornix nerve block anaesthesia is now a known form of nerve block for cataract surgeries by phacoemulsification. In this study the investigators intend to compare ropivacaine and bupivacaine in various parameters…
- Trial name
- DTFNB (NCT02925832)
- Testing
- Deep Topical Fornix Nerve block anesthesia, Ropivacaine, Bupivacaine
- Where
- India
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Government Medical College, Haldwani
Quality of Ocular Akinesia (Onset and Duration)
Efficacy and Safety of Adding Atracurium to Percaruncular Block for High Myopes Undergoing Cataract Surgery
There are several local anesthetic techniques available for cataract surgery and the choice depends on patient, surgical and operator factors.
- Trial name
- NCT03243500
- Testing
- Atracurium, Lidocaine 2%, Bupivacaine 0.5%
- Where
- Egypt
- Volunteers
- 91 people
- Sponsor
- Kasr El Aini Hospital
Dry Eye
Comparing Effect of Hyaluronic Acid and Lipid Coated Carbomer Gel on Dry Eyes After Phacoemulsification in DP
In this study we compare the curative effect of two lubricants Hylorunic acid and visol gel on dry eyes after phacoemulsification in diabetic patients.
- Trial name
- NCT06901895
- Testing
- Hylorunic acid, Lipid coated carbomer gel
- Where
- Pakistan
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Superior University
Cataract
Anterior Capsule Polishing Effect on Effective Lens Position
The purpose of this study is to evaluate effects of anterior capsule polishing on effective lens position (ELP) and actual axial movement of the intraocular lens (IOL) by measuring anterior chamber depth (ACD) patients with…
- Trial name
- NCT01598428
- Testing
- anterior capsule polishing
- Where
- China
- Volunteers
- 20 people
- Sponsor
- Shandong University
Cataract, Intraocular Pressure
Effect of Fixed Brinzolamide-brimonidine Combination on Intraocular Pressure After Phacoemulsification
This study aims to evaluate the effect of fixed brinzolamide-brimonidine combination on intaocular pressure after uncomplicated phacoemulsification surgery.
- Trial name
- NCT03494257
- Testing
- Brinzolamide-Brimonidine fixed combination
- Where
- Greece
- Volunteers
- 62 people
- Sponsor
- University Hospital of Patras
Astigmatism, Phacoemulsification
Effectiveness and Safety of Limbal Relaxing Incisions for Correcting Post Phacoemulsification High Astigmatism
To compare the effect of Limbal relaxing incisions (LRIs) plus spectacle correction versus spectacle correction alone on subjective and objective improvement in visual function for correcting post phacoemulsification high…
- Trial name
- NCT06896357
- Testing
- Limbal relaxing incisions
- Volunteers
- 30 people
- Sponsor
- Assiut University
Angle Closure Glaucoma
Laser Iridotomy Versus Phacoemulsification in Acute Angle Closure
This is a randomised controlled clinical trial to compare laser peripheral iridotomy (LPI) and primary phacoemulsification with intra-ocular lens implantation (phaco/IOL) in the treatment of acute primary angle-closure glaucoma…
- Trial name
- NCT00350428
- Testing
- Laser Preipheral Iridotomy and phacoemulsification
- Where
- Singapore
- Volunteers
- 70 people
- Sponsor
- Singapore National Eye Centre
Cataract
Prospective Clinical Trial of the LensAR Laser System
The LensAR Laser System is used to create an opening in the anterior capsule of the lens and fragments the cataractous lens. The study will evaluate clinical outcomes compared to the contra-lateral eye treated with conventional…
- Trial name
- NCT01014702
- Testing
- LensAR Laser System, Conventional phacoemulsification
- Where
- Mexico
- Volunteers
- 100 people
- Sponsor
- LensAR Incorporated
Primary Angle Closure Glaucoma
The Effect of Phacoemulsification on Intraocular Pressure in Primary Angle Closure Glaucoma (PACG) Patients At Phanat Nikhom Hospital, Chonburi Province
BACKGROUND: Primary angle closure glaucoma (PACG) is one of a leading cause of blindness worldwide including Thailand. This problem impact to the overall health of people and health care system.
- Trial name
- NCT06252246
- Testing
- Phacoemulsification machine
- Where
- Thailand
- Volunteers
- 121 people
- Sponsor
- Phanatnikhom Hospital