Clinical trials: Cataract
Cataract Senile
Venturi and Peristaltic Based Phacoemulsification in Femtosecond Laser Cataract Surgery
This study will compare two methods of vacuum (peristaltic or venturi) commonly used during the removal of a femtosecond treated cataract.
- Trial name
- NCT03970525
- Testing
- Venturi pump, Peristaltic vacuum pump
- Where
- United States
- Volunteers
- 111 people, healthy volunteers welcome
- Sponsor
- Wendell Scott
Cataract
"A Prospective Study of the Efficacy of Intracameral Dexamethasone (Dexycu™) Compared to Standard of Care Treatment for Post-Cataract Surgical Pain and Anterior Chamber Inflammation"
Cataract surgery is the most common surgical procedure performed on humans today. The postoperative regimen includes a combination of steroids, NSAIDs (non-steroidal anti-inflammatory drugs) and antibiotics.
- Trial name
- NCT04781335
- Testing
- Dexycu, Standard of Care post operative eye drops (steroid, antibiotic, NSAID)
- Where
- United States
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- The Eye Institute of West Florida
Cataract
Long-term With a Trifocal Intraocular Lens
The main aims of this study were to evaluate the patient reported outcomes (PROs), safety and efficacy, after 6-year (66 - 78 months) from the binocular implantation of the AT LISA tri 839MP.
- Trial name
- NCT04861909
- Testing
- AT LISA tri 839MP
- Where
- Spain
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Qvision, Ophthalmology Department
Cataract
Safety and Effectiveness of a Multifocal Intraocular Lens (IOL)
To evaluate the safety and effectiveness of the ZM900 Tecnis Multifocal lens. Results from two studies (an original study with 125 multifocal and 123 monofocal subjects, protocol DIOL-101-TCNS, and an expansion study with 222…
- Trial name
- NCT00747565
- Testing
- Tecnis ZM900 Multifocal Intraocular Lens, CeeOn 911A monofocal IOL
- Volunteers
- 470 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Primary Open Angle Glaucoma
Electroretinogram and Retinal Vascular Changes After Cataract Surgery
To compare electrophysiological and Optical coherence tomography angiography of optic disc and macula changes after uneventful phacoemulsification between normal and cataractus patients with primary open angle glaucoma.
- Trial name
- NCT05871034
- Testing
- phacoemulsification
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Sohag University
Cataract
Evaluate the Safety and Effectiveness of the enVista® One-Piece Hydrophobic Acrylic Trifocal Intraocular Lens
The objective of the study is to evaluate the safety and effectiveness of the enVista trifocal intraocular lens when implanted in the capsular bag.
- Trial name
- NCT03603600
- Testing
- enVista MX60E, enVista MX60EF
- Where
- 23 sites in United States
- Volunteers
- 501 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Cataract
Clinical Comparison of Length of Cataract Procedures With Zeiss Lumera Versus Older Zeiss Microscope
Study design will be a mix of retrospective (older Zeiss microscope previously in use at our surgery center) and prospective data collection with the Lumera and Callisto software.
- Trial name
- NCT03298841
- Testing
- Zeiss
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Toyos Clinic
Childhood Cataract
Infrared Choroidal Reflectance Camera for the Detection of Childhood Cataract
Sensitivity and specificity of current screening methods for childhood cataracts is poor. This results in delayed diagnosis and management which can decrease the visual prognosis following cataract surgery.
- Trial name
- NCT03035292
- Testing
- Red-reflex assessment, Infrared-reflex assessment
- Where
- United Kingdom
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Cambridge University Hospitals NHS Foundation Trust
Glaucoma, Primary Open Angle, Cataract
Investigate, Following Cataract Surgery With IOL in Conjunction With Intracanalicular Dexamethasone Insert
Randomized, controlled treatment with an intracanalicular dexamethasone (0.4mg) insert following cataract surgery with intraocular lens implant (IOL) combined with minimally invasive glaucoma surgery (MIGS), specifically iStent…
- Trial name
- NCT04465864
- Testing
- Intracanalicular Dexamethasone, 0.4 mg insert
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Wolstan and Goldberg Eye Associates
Cataract
Lenstec Tetraflex Accommodating Posterior Chamber Intraocular Lens (IOL) Clinical Investigation
The purpose of the following clinical protocol is to evaluate the safety and effectiveness of the Lenstec Tetraflex Accommodating Posterior Chamber Intraocular Lens (IOL) for the protocol inclusion/exclusion criteria.
- Trial name
- NCT00969371
- Testing
- posterior chamber IOL implantation, Experimental TetraFlex Study IOL
- Volunteers
- 470 people, healthy volunteers welcome
- Sponsor
- Lenstec Incorporated
Cataract, Astigmatism
Patient Perception of Visual Distortions
The purpose of this study is to evaluate visual distortions reported by pseudophakic patients.
- Trial name
- NCT02203747
- Testing
- Administration of patient self-assessment
- Where
- United States
- Volunteers
- 79 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Cataract
Comparison of a New EDOF-IOL With a Standard-EDOF-IOL
Comparison of the new extended depth of focus (EDOF) intraocular lens (IOL) ARTIS ACTIVE, which is designed as a twinset of IOLs, with the standard EDOF IOL AT Lara .
- Trial name
- NCT03921762
- Testing
- Cataract surgery with Artis Active IOLs, Cataract surgery with AT Lara IOLs
- Where
- Austria
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Prim. Prof. Dr. Oliver Findl, MBA
Blood Coagulation Disorders
The Effect of Voltaren-ophtha 0.1% Eye Drops on INR Levels (International Normalized Ratio) in Patients Taking Warfarin
A prospective study intended to examine the effect of topical Voltaren-Ophtha 0.1% eye drops after cataract surgery on INR levels (international normalized ratio) in patients taking warfarin.
- Trial name
- NCT02782338
- Testing
- Voltaren ophtha 0.1%
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Wolfson Medical Center
Visual Outcomes
Comparison of Clinical Outcomes in Ziemer Femtosecond Versus Conventional Phacoemulsification Surgery
This study is aimed to compare the clinical outcomes in Ziemer LDV Z8 femtosecond laser-assisted cataract surgery versus conventional phacoemulsification cataract surgery
- Trial name
- NCT03351894
- Testing
- Femtosecond laser assisted cataract surgery, Conventional phacoemulsification
- Where
- Singapore
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Singapore Eye Research Institute
Cataract, Presbyopia Correction
Photopic and Mesopic Multifocal IOL Performance
Modern cataract surgery has become a refractive procedure. Both, multifocal lens implantation and pseudophakic monovision with monofocal IOLs are effective means to address presbyopia correction after cataract surgery.
- Trial name
- MIOLRead (NCT06978556)
- Testing
- No intervention is subject of the study. Only standard pre- and postoperative data will be evaluated.
- Where
- Switzerland
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- IROC AG
Ophthalmic
Bispectral Index Monitoring In Pediatric Cataract Surgery: A Comparative Study Using Propofol-Midazolam Versus Sevoflurane Anesthesia
Ocular alignment will be studied in children having cataract surgery that will be divided into two groups, one group will be anesthetized using sevoflurane anesthesia (group A), and the other will be anesthetized by midazolam…
- Trial name
- NCT05262205
- Testing
- measuring depth of anesthesia and its relation to the globe
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Visual Impairment, Hearing Loss
Survey of Sensory Impairment Indicators Among Adults Aged 65 Years and Older in Xinxing County
This cross-sectional population-based survey will be conducted among residents aged 65 years and older in Xinxing County, Yunfu, Guangdong Province, China.
- Conditions
- Visual Impairment, Hearing Loss, Dual Sensory Impairment, Cataract
- Trial name
- NCT07694505
- Where
- China
- Volunteers
- 2,854 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Astigmatism
Prospective Evaluation of the Long-term Effectiveness of the Femtosecond Laser-assisted Arcuate Incisions
This clinical study is an open, controlled, prospective, single center, single-surgeon, post-market-clinical-follow-up study to evaluate the long-term (18 months) effectiveness of the femtolaser-assisted astigmatic keratotomy.
- Trial name
- NCT02164994
- Where
- Czechia
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Technolas Perfect Vision GmbH
Cataract
Topical Bromfenac for Intraoperative Miosis and Pain Reduction
To evaluate the effect of bromfenac ophthalmic solution 0.09% for reduction of intraoperative miosis and pain in patient who have undergone femtosecond laser-assisted cataract surgery.
- Trial name
- NCT03831984
- Testing
- 0,09% Bromfenac, 0,1% sodium hyaluronate
- Where
- Mexico
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Hospital de La Luz
Normal Non-fluency, Cataract
Comparative Study of the Optical Biometer for Measurements of the Eye
The primary purpose of this comparative clinical study is to collect clinical data to demonstrate the equivalence of the investigational device to the predicate device for measurements of the eye.
- Conditions
- Normal Non-fluency, Cataract, Aphakic Eye, Eyes With Corneal Abnormality
- Trial name
- NCT01729962
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- Nidek Co. LTD.