Clinical trials: Cataract Surgery
Normal Cornea, Post Laser Refractive Surgery
Evaluation of RTVue in Corneal Measurement
The purpose of this study is to evaluate RTVue measurement of the cornea in various ocular conditions to include normal, pathology, post refractive surgery and cataract.
- Conditions
- Normal Cornea, Post Laser Refractive Surgery, Cornea Pathology, Cataract Surgery
- Trial name
- NCT01220193
- Where
- 2 sites in United States
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- Optovue
Presbyopia, Pseudophakia
Identification of Minimum Focal Points in Vision Curve Formation
The primary objective of this study is to identify how many focal points and at which distances are necessary for reliable visual curve formation and area of the curve (AoC) calculation using mathematical models and comparing the…
- Conditions
- Presbyopia, Pseudophakia, Cataract, Refractive Errors
- Trial name
- NCT06260852
- Testing
- Diagnostic Test: Visual Acuity Assessment
- Where
- Greece
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
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
Cataracts
Clinical Research of Femtosecond Laser-Assisted Cataract Surgery
Since femtosecond laser was approved for cataract surgery by FDA in 2010, femtosecond laser assisted cataract surgery (FLACS) has demonstrated high precision of capsulotomy, reduced phacoemulsification power and time, and…
- Trial name
- FLACS (NCT02492659)
- Testing
- femtosecond laser-assisted cataract surgery, conventional phacoemulsification
- Where
- China
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Wenzhou Medical University
Macular Edema, Cystoid, Vision Disorders
Intraoperative Dexamethasone Implant Improves Outcome of Cataract Surgery With Diabetic Macular Edema
This study is undertaken to determine the effect of intravitreal long acting dexamethasone implant, (Ozurdex®) in improving outcome of cataract surgery in patients with diabetic macular edema.
- Conditions
- Macular Edema, Cystoid, Vision Disorders, Diabetic Macular Edema, Cystoid Macular Edema Following Cataract Surgery
- Trial name
- NCT01546402
- Testing
- Dexamethasone Drug delivery system (Ozurdex), Cataract surgery
- Where
- India
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh
Endophthalmitis
Evaluation of Efficacy and Safety of Intracameral Moxifloxacin for Prevention of Postcataract Endophthalmitis.
There has thus far been only one randomized and masked clinical trial in the world to evaluate the efficacy of the intraoperative intracameral injection of antibiotics with the objective of preventing endophthalmitis following…
- Trial name
- NCT02770729
- Testing
- Moxifloxacin, No injection of moxifloxacin
- Where
- Brazil
- Volunteers
- 3,640 people, healthy volunteers welcome
- Sponsor
- University of Campinas, Brazil
Cataract Senile, Endophthalmitis
Postoperative Safety Outcomes of Intraoperative Intracameral Preservative-Free Moxifloxacin Versus Levofloxacin
Comparative safety study of intracameral levofloxacin versus moxifloxacin for postoperative infection prophylaxis
- Conditions
- Cataract Senile, Endophthalmitis, Antibiotic Side Effect, Safety Issues
- Trial name
- NCT04403334
- Testing
- Levofloxacin Ophthalmic, Moxifloxacin Ophthalmic
- Where
- Philippines
- Volunteers
- 114 people, healthy volunteers welcome
- Sponsor
- Peregrine Eye and Laser Institute
Cataract
Clinical Results of Asqelio™ EDOF Toric Soft Hydrophobic Intraocular Lens After Cataract Surgery
The goal of this observational study is to assess the clinical outcomes of binocular implantation of Asqelio EDOF Toric IOLs in healthy cataract patients.
- Trial name
- NCT06229756
- Where
- Spain
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- AST Products, Inc.
Cataract Surgery, Eye Care
Effect of Vision Centers on Access to Eye Care and Eye Health Outcomes
This cluster-randomized trial aims to evaluate the effect of vision centers on access to eye care and eye health outcomes in South Asia. The main questions it aims to answer are: 1.
- Conditions
- Cataract Surgery, Eye Care, Glasses, Primary Eye Care
- Trial name
- NCT07227714
- Testing
- Establishment of a vision center
- Where
- United States
- Volunteers
- 150,000 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Cataract After, Astigmatism
Influence of Residual Astigmatism on Visual Acuity in Patients Undergoing Cataract Surgery With Trifocal Intraocular Lens Implantation
MAIN OBJECTIVE: To assess the influence of residual astigmatism on visual acuity in the different lens foci in patients operated on for cataracts with a trifocal intraocular lens implant.
- Conditions
- Cataract After, Astigmatism, IOL, Visual Acuity
- Trial name
- NCT04387721
- Testing
- Kind of trifocal IOL
- Where
- Spain
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Enrique Ordiñaga-Monreal, OD, MSc
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
Corneal Astigmatism
Toric IOL vs Non-toric IOL With LRI for Corneal Astigmatism
The purpose of the study is to compare the astigmatism reducing effect of a toric intraocular lens (IOL) (model MX60T - Bausch \& Lomb) with that of limbal relaxing incisional surgery combined with a non toric IOL (model MX60 …
- Trial name
- NCT03633851
- Testing
- Toric intraocular MX60T lens, Standard MX60 plus corneal incisions
- Where
- United Kingdom
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Ashford and St. Peter's Hospitals NHS Trust
Cataract Extraction
Microincision Versus Smallincision Combined Surgery
The purpose of this study is to compare refractive outcomes after two different types of combined cataract surgery, namely microinscision cataract surgery and smallincision cataract surgery, and sutureless 23-gauge vitrectomy in…
- Trial name
- NCT01198483
- Testing
- Combined Micro- Surgery, Combined Small-Surgery
- Where
- Austria
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- The Ludwig Boltzmann Institute of Retinology and Biomicroscopic Laser Surgery
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
Cataract
Efficacy of Dextenza Insert in Upper vs Lower Punctum Following Cataract Surgery With PCIOL.
To assess the safety and effectiveness of treatment with an intracanalicular dexamethasone (0.4mg) insert in the operating room following cataract surgery/intraocular lens implant (IOL) with or without iStent/Hydrus/Goniotomy…
- Trial name
- DEXTENZA (NCT05372315)
- Testing
- Dextenza 0.4Mg Ophthalmic Insert
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Iworks Laser and Vision Center
Dementia, Mild Cognitive Impairment
Evaluation of the Effect of Cataract Surgery on Cognitive Function in Very Elderly Patients
The study intends to measure the evolution over time of the cognitive capacity of patients undergoing cataract surgery in relation to the opaque lens removal surgery (cataract) in a population considered to be at risk of…
- Conditions
- Dementia, Mild Cognitive Impairment, Cataract Senile, Cataract
- Trial name
- NCT04047485
- Testing
- Visual Acuity, CAM (Confusion Assesment Method), CATQUEST 9-SF
- Where
- Italy
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Modena and Reggio Emilia
Cataract
Effect of Short Message Service Use on Anxiety
Background: Paticipants undergoing cataract surgery find postoperative medication management difficult and are anxious about this issue.
- Trial name
- NCT04778098
- Testing
- Received SMS reminder
- Where
- Turkey (Türkiye)
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Kırklareli University