Clinical trials: Bilateral Cataracts
Cataract
Clinical and Genetic Studies of Families With Congenital or Hereditary Cataracts
This study will explore the clinical and hereditary (genetic) features of inherited cataracts. A cataract is a clouding of the eye lens, which focuses light on the back of the eye.
- Trial name
- NCT00056771
- Where
- 5 sites in United States, China and 3 more
- Volunteers
- 3,432 people
- Sponsor
- National Eye Institute (NEI)
Cataracts
Intra-operative Measurements to Predict the Position of the Intraocular Lens Post-operatively
Refractive outcome after cataract surgery mainly depends on the prediction of the intraocular lens that is implanted in the eye during surgery.
- Trial name
- NCT01867541
- Volunteers
- 70 people
- Sponsor
- Prim. Prof. Dr. Oliver Findl, MBA
Cataracts
Low Cylinder Toric
Study evaluates the visual outcomes and patient satisfaction after implantation of a toric intraocular lens (IOL).
- Trial name
- NCT00732030
- Testing
- Toric IOL (SN60T3)
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Alcon Research
Cataract
Evaluation of Quality of Vision and Spectacle Independence With the AcrySof® Panoptix® Intraocular Lens
This is a study to assess the spectacle independence and quality of vision of patients receiving the AcrySof® Panoptix® Intraocular lens (IOL) after uneventful cataract surgery.
- Trial name
- NCT04124952
- Testing
- Panoptix
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- SightTrust Eye Institute
Primary Open Angle Glaucoma and Cataracts
PEI-GT Trial for Initial Treatment of Primary Open-Angle Glaucoma With Cataract
The goal of this clinical trial is to learn whether doing phacoemulsification combined with gonioscopy-assisted trabeculotomy as an initial treatment can reduce the burden of glaucoma eye drops in adults with primary open-angle…
- Trial name
- NCT07700498
- Testing
- PEI combined with gonioscopy-assisted trabeculotomy, PEI combined with conventional topical IOP-lowering medications
- Where
- 5 sites in China
- Volunteers
- 106 people
- Sponsor
- Nanfang Hospital, Southern Medical University
Cerebrotendinous Xanthomatosis (CTX)
Cerebrotendinous Xanthomatosis (CTX) Prevalence Study
Iiopathic bilateral cataracts occur in many children with Cerebrotendinous Xanthomatosis (CTX) so the opportunity to use contact with health care providers in connection with pediatric cataract evaluation and treatment is a…
- Trial name
- NCT02638220
- Where
- 44 sites in United States
- Volunteers
- 442 people
- Sponsor
- Travere Therapeutics, Inc.
Cataract
Effect of the Timing of Cataract Surgery on Complications in Patients With Bilateral Congenital Cataracts
Congenital cataract is an important treatable cause of visual handicap in childhood throughout the world. Successful management of childhood cataract is dependent on individualized treatment strategies and rigorous postoperative…
- Trial name
- NCT02581046
- Testing
- Phacomulsification lens removal cataract surgery without Intraocular lens(IOL) implantation at the age of 3month of the patients, Phacomulsification lens removal cataract surgery without Intraocular lens(IOL) implantation at the age of 6 month of the patients, Subconjunctival dexamethasone and general anesthesia
- Where
- China
- Volunteers
- 61 people
- Sponsor
- Sun Yat-sen University
Age Related Cataracts
Posterior Capsule Opafication of Different Hydrophobic Acrylic Intraocular Lenses: Vivinex iSert P261 vs.Clareon IOL
On the day of surgery, the first eye to be operated is randomised to receive a Vivinex , HOYA Surgical Optics GmbH or an Clareon, Alcon, Fort Worth, Texas. The second eye to be operated receives the other IOL type.
- Trial name
- Clarinex (NCT04369482)
- Testing
- Alcon Clareon, Hoya Vivinex
- Where
- Austria
- Volunteers
- 100 people
- Sponsor
- Medical University of Vienna
Congenital Cataract
Comparison of Traditional Cataract Surgery and Traditional Surgery Combined Triamcinolone Staining
Previously, the investigators have developed a surgical technique to reduce inflammatory response after congenital cataract surgery.
- Trial name
- NCT04323982
- Testing
- new surgical procedure, traditional surgical procedure
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Sun Yat-sen University
Cataract
Subfoveal Choroidal Thickness After Surgery for Age-related Cataracts
To compare the effects of femtosecond laser-assisted cataract surgery (FLACS) and conventional phacoemulsification surgery (CPS) on subfoveal choroidal thickness (SFCT) in age-related cataracts.
- Trial name
- NCT02895074
- Testing
- Femtosecond laser-assisted cataract surgery, Conventional phacoemulsification cataract surgery, Tropicamide
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Sun Yat-sen University
Cataract Surgery
Economic Impact of Dropless Therapy Versus Usual Care for Cataract Surgery: A Real-World Study.
This real-life Health Economics and Outcome Research (HEOR) study will enable to evaluate the economic impact of Dropless therapy for the prophylactic treatment of inflammation and infection after routine cataract surgery.
- Trial name
- NCT03640650
- Testing
- Dropless Therapy, Usual Care
- Where
- 2 sites in Canada
- Volunteers
- 80 people
- Sponsor
- PeriPharm
Glaucoma, Cataracts
Intraocular Pressure Control Following One Site Versus Two Site Combined Phacoemulsification/IOL And Trabeculectomy
The purpose of this study is to compare the safety \& effectiveness of the two types of cataract and glaucoma surgeries. Results from this study may improve the surgical and post surgical management and long term management of…
- Trial name
- NCT00695747
- Testing
- 2 Site procedure- Phacoemulsification/IOL and Trabeculectomy
- Where
- United States
- Volunteers
- 95 people
- Sponsor
- Lahey Clinic
Cataracts
Clinical Investigation of AcrySof® IQ ReSTOR® +2.5 D Multifocal Intraocular Lens (IOL) Model SN6AD2 [SV25T0]
The purpose of this study is to compare the safety and efficacy of an investigational multifocal intraocular lens (IOL) to an FDA-approved monofocal IOL.
- Trial name
- NCT01510717
- Testing
- AcrySof® IQ ReSTOR® +2.5 D Multifocal IOL Model SN6AD2 [SV25T0], AcrySof® IQ Monofocal IOL Model SN60WF
- Volunteers
- 409 people
- Sponsor
- Alcon Research
Congenital Cataract
Genetic Diagnosis in Congenital Cataracts
The prediction of genetic risk in congenital cataract patients has great clinical significance. In this trial, the investigators aim to screen the causative variants from 115 unrelated bilateral congenital cataract patients…
- Trial name
- NCT05782452
- Testing
- Ophthalmic examination, Whole-exome sequencing
- Where
- China
- Volunteers
- 115 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Cataract
Low-add Multifocal vs. Monofocal IOLs
Compare low-add multifocal IOLs with monofocal IOLs to evaluate if patients in the low-add multifocal IOL group have better unaided distance visual acuity compared to the monofocal group.
- Trial name
- NCT03749161
- Testing
- Low-add multifocal IOL, Monofocal IOL
- Where
- Austria
- Volunteers
- 50 people
- Sponsor
- Prim. Prof. Dr. Oliver Findl, MBA
Congenital Cataract
Morphologic and Biometric Characteristics of Preexisting Posterior Capsule Defects in Congenital Cataracts During the First Year of Life
Few descriptive studies have focused on the anatomical parameters in patients with preexisting PCDs. The characteristics of cataract morphology and anatomical parameters in these patients remained unclear, when compared with CC…
- Trial name
- NCT03342794
- Testing
- cataract surgery
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Wenzhou Medical University
Cataracts Infantile, Subluxation of Lens
Anterior Versus Posterior Artisan Intraocular Lens Fixation in Aphakic Children With Insufficient Capsular Support.
The Artisan lens (Artisan Aphakic, Ophtec BV) is an iris- claw lens designed for implantation in children with insufficient capsular support.
- Conditions
- Cataracts Infantile, Subluxation of Lens, Intraocular Lens Complication, Corneal Endothelial Cell Loss
- Trial name
- NCT06396156
- Testing
- Anterior enclavation, Posterior enclavation
- Where
- 2 sites in Egypt
- Volunteers
- 32 people
- Sponsor
- Cairo University
Cataract, Cataract (Post-operative Cataract Surgery Follow-up)
Evaluation of Visual Outcomes, Complications, and Neuroadaptation Following Bilateral Implantation of enVista Envy Trifocal Intraocular Lenses
The enVista Envy intraocular lens (IOL) manufactured by Bausch + Lomb is a new multifocal intraocular lens based on diffractive optics.
- Trial name
- NCT07696130
- Testing
- cataract surgery
- Where
- Poland
- Volunteers
- 20 people
- Sponsor
- Pomeranian Medical University Szczecin
Cataracts
Clinical Investigation of Healon EndoCoat Ophthalmic Viscosurgical Device (OVD)
Prospective, multicenter, paired-eye, randomized, subject/evaluator-masked clinical investigation of the experimental EndoCoat OVD versus the control EndoCoat OVD.
- Trial name
- NCT05575063
- Testing
- Investigational Healon Endocoat, Control Healon EndoCoat
- Where
- 8 sites in United States
- Volunteers
- 165 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataracts
AcrySof® IQ ReSTOR® +2.5 D Multifocal Intraocular Lens (IOL) Model SN6AD2 [SV25T0] in Japan
The purpose of this study is to evaluate safety and effectiveness of AcrySof® IQ ReSTOR® +2.5 D Multifocal IOL Model SN6AD2 [SV25T0] in Japanese cataract patients.
- Trial name
- NCT01605877
- Testing
- AcrySof® IQ ReSTOR® +2.5 D Multifocal IOL Model SN6AD2 [SV25T0]
- Where
- 2 sites in Japan
- Volunteers
- 70 people
- Sponsor
- Alcon Research