Clinical trials: Cataract
Cataract, Presbyopia
A Clinical Evaluation of the LensGen Intraocular Lens
A multi-center, open-label, non-comparative clinical trial to assess the safety and efficacy of the LensGen IOL (Juvene IOL) for the treatment of aphakia and presbyopia after removal of the natural crystalline lens due to…
- Trial name
- Grail (NCT05364658)
- Testing
- Juvene IOL
- Where
- 2 sites in Mexico
- Volunteers
- 61 people, healthy volunteers welcome
- Sponsor
- LensGen, Inc.
Amblyopia, Myopia
Performance of a Photoscreener for Vision Screening in a Haitian Pediatric Population
Screening of haitian children between the ages of 3 and 6 years old for amblyogenic risk factors with the use of the Spot photoscreener. The photoscreener results will be compared to the complete ophthalmologic evaluation.
- Conditions
- Amblyopia, Myopia, Hyperopia, Astigmatism
- Trial name
- POPH (NCT02655432)
- Testing
- Spot photoscreener, Ophthalmologic evaluation, Cyclopleged refraction
- Where
- 3 sites in Haiti
- Volunteers
- healthy volunteers welcome
- Sponsor
- Université de Montréal
Refractive Surgery, Refractive Error - Myopia
Evaluate the Safety and Effectiveness of the AccuraSee™ IOPCL for Secondary Implantation in the Capsular Bag to Improve Near and/or Intermediate Vision Following Previous Cataract Surgery
This is a study to evaluate the safety and effectiveness of the AccuraSee™ intraocular pseudophakic capsular lens (IOPCL) to improve near and/or intermediate vision following previous cataract surgery.
- Trial name
- NCT06625749
- Testing
- Accurasee™ IOPCL
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- OnPoint Vision Inc
Cataract
Pre-Operative Testing for Cataract Surgery Among Adults in LA County
A multi-disciplinary intervention will reduce inappropriate preoperative testing for cataract surgery. Despite multiple rigorous randomized controlled trials and meta-analyses showing that pre-operative testing for cataract…
- Trial name
- CW-CATARACT (NCT03253874)
- Testing
- No Pre-Op Testing for Cataract Surgeries
- Volunteers
- 1,798 people, healthy volunteers welcome
- Sponsor
- University of California, Los Angeles
Cataract, Diabetic Retinopathy
Diabetic Retinopathy and OCT-A Changes Post-cataract Surgery
The purpose of this study is to use optical coherence tomography angiography (OCT-A) to compare retinal vasculature after uncomplicated cataract surgery in patients with and without diabetic retinopathy.
- Conditions
- Cataract, Diabetic Retinopathy, Macular Edema Due to Diabetes Mellitus
- Trial name
- NCT04660006
- Testing
- Cataract surgery
- Where
- Canada
- Volunteers
- 170 people, healthy volunteers welcome
- Sponsor
- Uptown Eye Specialists
Cataract
Visual Performance With a Trifocal Intraocular Lens
The purpose of this study is to evaluate the visual performance of a trifocal intraocular lens at distance, near and intermediate viewing, by way of visual acuity measurement, contrast sensitivity.
- Trial name
- NCT01605058
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- BMI Southend Hospital
Cataract, Lens Opacities
Clinical Study to Investigate Visual Performance of a Hydrophobic Monofocal IOL After Bilateral Implantation
Prospective, non-randomised, open, controlled, single-center post-market clinical follow study about Micropure 1.2.3 IOL.
- Trial name
- PHY1801 (NCT03423524)
- Testing
- Micropure 1.2.3.
- Where
- Belgium
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Fuchs Dystrophy, Cataract
The Evaluation of Balanced Salt Solution During Cataract Surgery
This study aims to identify if the use of BSS PLUS® Sterile Intraocular Irrigating Solution as an irrigation solution leads to improved corneal outcomes vs BSS® Sterile Irrigating Solution in more compromised corneas.
- Trial name
- NCT05853978
- Testing
- BSS Plus, BSS
- Where
- United States
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Adam Fedyk, MD, FACS
Epiretinal Membrane, Pseudophakic Cystoid Macular Edema
"Cataract Surgery in Eyes With Epiretinal Membrane"
The purpose of the study is to evaluate retinal thickness change and the occurrence of central structural retinal changes after uneventful small-incision cataract surgery in eyes with asymptomatic early stages of epiretinal…
- Conditions
- Epiretinal Membrane, Pseudophakic Cystoid Macular Edema, Irvine-Gass Syndrome, Cataract
- Trial name
- NCT03404323
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- St John of God Hospital, Vienna
Cataract
Evaluation of a Monofocal Intraocular Lens
The aim of this study is to investigate the 3-month visual performance of the CT LUCIA 621P IOL, a hydrophobic aspheric monofocal IOL with a non-constant aspheric optic profile in adult patients 50 years of age or older who are…
- Trial name
- PRECISE (NCT06428955)
- Testing
- CT LUCIA 621P
- Where
- 3 sites in United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec AG
Cataract, Refractive Errors
Panoptix Trifocal Lens in Post Refractive Myopic Laser Vision Correction Surgery
The two main objectives of this study are to demonstrate safety and effectiveness of implanting the PanOptix Trifocal IOL in patients who have had previous myopic Lasik.
- Trial name
- NCT04698278
- Testing
- PanOptix Trifocal Intraocular Lens
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Parkhurst NuVision Clinical Research LLC
Presbyopia, Low Vision
Ocular Biomarkers for Successful Premium Trifocal Intra-ocular Lenses Implantation
The purpose of this study is to identify ocular biomarkers that can predict the success of phacoemulsification with bilateral AT LISA try 839MP (Carl Zeiss Meditec AG) implantation to achieve satisfactory post-post-operativly…
- Trial name
- NCT05863247
- Testing
- Patient Reported Outcomes / Biometric data revision
- Where
- Portugal
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- Hospital dos Lusíadas
Pseudophakic Cystoid Macular Oedema, Epiretinal Membrane
Epiretinal Membrane and Cystoid Macular Oedema Post-cataract Surgery
This study examines whether the presence of an epiretinal membrane affects the time to resolution, requirement for non-topical treatment, and outcome of pseudophakic cystoid macular oedema.
- Trial name
- EPIC (NCT03965078)
- Testing
- topical (eye drop) anti-inflammatories
- Where
- United Kingdom
- Volunteers
- 123 people, healthy volunteers welcome
- Sponsor
- Portsmouth Hospitals NHS Trust
Dry Eye, Cataract Surgery
Use of Prophylactic Lubricating Drops After Cataract Surgery
This is a randomised controlled trial to assess the use of prophylactic lubricant eye-drops for 6 weeks following uncomplicated, routine cataract surgery to improve patient satisfaction and symptoms of dry eye, compared to…
- Conditions
- Dry Eye, Cataract Surgery, Patient Related Outcome Measures, Patient Satisfaction
- Trial name
- NCT04131335
- Testing
- AEONTM Repair, Routine post-operative eye drops used.
- Where
- United Kingdom
- Volunteers
- 168 people, healthy volunteers welcome
- Sponsor
- Guy's and St Thomas' NHS Foundation Trust
Cataract
Outcomes of Phacoemulsification With Torsional Ultrasound
To determine the differences in intra-operative complications, surgical duration, fluid usage, corneal thickness and endothelium cell density in eyes undergoing microcoaxial phacoemulsification (MCP) either with Torsional or…
- Trial name
- NCT01010490
- Testing
- Torsional ultrasound (INFINITI, Alcon, USA), Longitudinal U/S (Infiniti system, Alcon, USA), Longitudinal U/S (LEGACY 20000, Alcon, USA)
- Where
- India
- Volunteers
- 360 people, healthy volunteers welcome
- Sponsor
- Iladevi Cataract and IOL Research Center
Macular Edema
Angiographie and OCT in Macula and Retinal Diseases
The purpose of this study is to investigate the morphological and angiological retinal changes in different macular diseases.
- Trial name
- NCT01603823
- Where
- Austria
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
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.
Anxiety Level
The Effect Of Relaxation Exercises Before Cataract Surgery on Elderly İndividuals
The aim of this study was to determine the effect of relaxation exercises applied before cataract surgery on the anxiety level of elderly individuals.
- Trial name
- NCT05744141
- Testing
- Relaxation Exercises
- Where
- Turkey (Türkiye)
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Istanbul University - Cerrahpasa
Endophthalmitis
Safety and Efficacy of Intracameral Zimoxin for Prevention of Endophthalmitis After Cataract Surgery
Intracameral injection of 0.1% moxifloxacin solution after cataract surgery to prevent endophthalmitis
- Trial name
- NCT03244072
- Testing
- Moxifloxacin
- Where
- United States
- Volunteers
- 60,000 people, healthy volunteers welcome
- Sponsor
- Jason Ahee, M.D.
Dry Eye, Meibomian Gland Dysfunction (Disorder)
Effect of Low-Level Light Therapy on Ocular Surface Parameters in Patients Undergoing Cataract Surgery
This randomized, controlled clinical trial investigates the perioperative use of low-level light therapy (LLLT) to prevent or reduce signs and symptoms of dry eye disease (DED) in patients undergoing cataract surgery.
- Conditions
- Dry Eye, Meibomian Gland Dysfunction (Disorder), Ocular Surface Disease
- Trial name
- LLLT-Cataract (NCT07067294)
- Testing
- Low-Level Light Therapy
- Where
- Romania
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Grigore T. Popa University of Medicine and Pharmacy