Clinical trials: Corneal Astigmatism
Cataract, Presbyopia
Retrospective / Prospective Clinical Study of AcrySof® IQ ReSTOR® +2.5 D Multifocal Toric Intraocular Lenses
The purpose of this study is to characterize the safety and effectiveness of the ACRYSOF IQ ReSTOR +2.5 diopter (D) Multifocal Toric Intraocular Lens (IOL) in subjects at least 3 months and no more than 14 months after IOL…
- Conditions
- Cataract, Presbyopia, Corneal Astigmatism
- Trial name
- NCT02176343
- Testing
- AcrySof® IQ ReSTOR® +2.5 D Multifocal Toric IOL
- Volunteers
- 37 people
- Sponsor
- Alcon Research
Aphakia, Corneal Astigmatism
Clinical Investigation of an AcrySof IQ PanOptix Toric Intraocular Lens
The purpose of this study is to evaluate the effectiveness and safety of the TFNT20 low cylinder power intraocular lens when implanted in the eye to replace the natural lens following cataract removal.
- Trial name
- NCT04542525
- Testing
- ACRYSOF IQ PanOptix Toric Trifocal IOL, Cataract surgery
- Where
- Japan
- Volunteers
- 32 people
- Sponsor
- Alcon Research
Cataract, Corneal Astigmatism
Evaluation of the Rotational Stability of the Tecnis Toric II IOL
This is a prospective, multicenter, single-arm, open-label clinical study of the commercially available TECNIS Toric II IOL. The study will be conducted in up to 192 subjects needing unilateral or bilateral cataract surgery in up…
- Trial name
- STEELE (NCT04327518)
- Testing
- TECNIS® Toric II
- Where
- 7 sites in United States
- Volunteers
- 125 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract, Corneal Astigmatism
ClarVista HARMONI Toric Trial With Intraoperative Exchange
The purpose of this study was to demonstrate the safety and effectiveness of the HARMONI® Modular Intraocular Lens System with a toric optic in subjects with pre-existing corneal astigmatism in need of cataract surgery.
- Conditions
- Cataract, Corneal Astigmatism, Aphakia
- Trial name
- NCT03054649
- Testing
- HARMONI® Modular Intraocular Lens System, Intraoperative optic exchange
- Where
- 2 sites in Mexico, Philippines
- Volunteers
- 44 people
- Sponsor
- ClarVista Medical
Cataract, Corneal Astigmatism
Clinical Investigation of the Safety and Effectiveness of an Investigational Model of the TECNIS® Intraocular Lens
This study will be a prospective, multicenter, bilateral, comparative, three-way masked (Sponsor, subject and evaluator), randomized clinical investigation conducted at up to 15 sites.
- Trial name
- BRAVO (NCT03949335)
- Testing
- IOL Model ZFR00V, IOL Model ZCB00
- Where
- 15 sites in United States
- Volunteers
- 272 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Corneal Astigmatism
Safety and Effectiveness of Arcuate Incisions Performed With the iFS Femtosecond Laser System
To determine if arcuate incisions performed with the iFS femtosecond laser are safe and effective in reducing corneal astigmatism.
- Trial name
- NCT01348854
- Testing
- iFS Femtosecond Laser System
- Where
- 4 sites in Austria, France and 1 more
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Cataract, Corneal Astigmatism
Post-Approval Study of the TECNIS SYMFONY® Toric Lenses
This study is a prospective, multicenter, bilateral, non-randomized, open-label, comparative, 6-month clinical study conducted at up to 50 sites in the USA.
- Trial name
- ANCORA (NCT03791619)
- Testing
- Higher Cylinder Toric IOL, Lower Cylinder Toric IOL
- Where
- 23 sites in United States
- Volunteers
- 475 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Aphakia, Corneal Astigmatism
Clinical Investigation of the Visual Outcomes and Safety of a Trifocal Toric IOL in an Asian Population
The purpose of this study is to evaluate the clinical performance of the ACRYSOF® IQ PanOptix® Toric Trifocal intraocular lens (IOL) when implanted in the eye following cataract removal in an Asian population.
- Trial name
- NCT04528069
- Testing
- ACRYSOF® IQ PanOptix® Toric Trifocal IOL, Cataract surgery
- Where
- 4 sites in Australia
- Volunteers
- 58 people
- Sponsor
- Alcon Research
Cataracts
Cataract Refractive Suite Study
The purpose of this study is to compare the refractive predictability (prediction error) between the Cataract Refractive Suite (CRS) and standard manual technique at one month post-operative
- Trial name
- NCT02974140
- Testing
- Cataract Refractive Suite (CRS), Standard manual technique
- Where
- 3 sites in United States
- Volunteers
- 39 people
- Sponsor
- Alcon, a Novartis Company
Cataract
Calhoun Vision Light Adjustable Lens (LAL) in Subjects With Pre-Existing Corneal Astigmatism
The purpose is to evaluate the Calhoun Vision Light Adjustable Lens (LAL) and Light Delivery Device (LDD) for reducing astigmatism and improving uncorrected vision after implantation.
- Trial name
- NCT01496066
- Testing
- LAL (Light Adjustable Lens) and Light Deliver Device (LDD), Monofocal control IOL
- Where
- 17 sites in United States
- Volunteers
- 600 people
- Sponsor
- Calhoun Vision, Inc.
Cataract, Corneal Astigmatism
Clinical Trial of a Hydrophilic EMV Toric Lens RAO210T in the Correction of Aphakia and Corneal Astigmatism
The objectives of the clinical investigation are to determine the safety and performance of the RayOne EMV Toric (Model RAO210T) following unilateral implantation and approximately 6 months (120 to 180 days) of post-operative…
- Trial name
- NCT05985304
- Testing
- RayOne EMV Toric IOL, RayOne Monofocal IOL, Cataract Surgery
- Where
- 9 sites in United States
- Volunteers
- 274 people
- Sponsor
- Rayner Intraocular Lenses Limited
Myopia, Hyperopia
Comparative Evaluation of Corneal Staining With Balafilcon A Lenses and Two Multi-Purpose Solutions
A new multi-purpose solution (MPS)was clinically evaluated against Opti-Free RepleniSH MPS at specific time points over the course of four days. The study was conducted with PureVision lenses.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT01024855
- Testing
- RevitaLens OcuTec MPS (Investigational MPS) and Opti-Free RepleniSH MPS (control)
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Astigmatism
Hydrophobic Acrylic Toric IOL Designed to Reduce the Effects of Preoperative Corneal Astigmatism
The investigational enVista IOL, Model MX60Tis equipped with toric optics and axis marks on the posterior surface to minimize the possibility of surgically induced astigmatism.
- Trial name
- NCT01852084
- Testing
- enVista® One-Piece Hydrophobic Acrylic Toric IOL, enVista control lens
- Where
- United States
- Volunteers
- 191 people
- Sponsor
- Bausch & Lomb Incorporated
Cataract, Corneal Astigmatism
Post-market Study to Obtain Surgeon Feedback on Clinical Outcome in Eyes Implanted With TECNIS Toric II IOL
This is a multicenter, prospective, single-arm, open-label, clinical study of the commercially available TECNIS Toric II, Model ZCU IOL.
- Trial name
- NCT04210232
- Testing
- TECNIS® TORIC II Intraocular Lens (IOL)
- Where
- 12 sites in United States
- Volunteers
- 54 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract
Clinical Study to Evaluate the RxSight Light Adjustable Lens With the Light Delivery Device in Subjects With Preoperative Corneal Astigmatism
For patients undergoing cataract surgery, the purpose of this study is to evaluate a patient's far vision without glasses and quality of vision after implantation and UV treatment of the RxSight Light Adjustable Lens…
- Trial name
- NCT03771352
- Testing
- RxSight RxLAL
- Where
- 3 sites in Germany, United Kingdom
- Volunteers
- 55 people
- Sponsor
- RxSight, Inc.
Cataract, Astigmatism
Toric Intraocular Lens Following Cataract Surgery
The objective of this clinical trial is to evaluate the safety and effectiveness of the Bausch + Lomb Toric Accommodating Posterior Chamber Silicone Intraocular Lens used to provide near, intermediate, and distance vision and a…
- Trial name
- NCT01140477
- Testing
- Toric Accommodating Lens, Accommodating Lens
- Where
- United States
- Volunteers
- 229 people
- Sponsor
- Bausch & Lomb Incorporated
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
Aphakia, Corneal Astigmatism
Evaluation of the Safety and Performance of the HARMONI® Toric Lens
The purpose of this study was to evaluate the safety and effectiveness of the HARMONI® Modular Intraocular Lens System with a toric optic (HMTIOL) in subjects with pre-existing corneal astigmatism in need of cataract surgery.
- Conditions
- Aphakia, Corneal Astigmatism, Cataract
- Trial name
- NCT03050697
- Testing
- HARMONI® Modular Toric Intraocular Lens, Cataract extraction with intraocular lens (IOL) implantation
- Where
- New Zealand
- Volunteers
- 16 people
- Sponsor
- ClarVista Medical
Aphakia, Cataract
Exploratory Study to Evaluate Uncorrected Distance Vision and Quality of Vision After Light Treatments of an Implanted RxSight Light Adjustable Lens (RXLAL) With The Light Delivery Device (LDD) in Subjects With Preoperative Corneal Astigmatism
The objective of this study is to evaluate uncorrected distance vision and quality of vision as measured by the McAlinden QoV questionnaire 3 months following the final lock-in treatment of the implanted RxSight Light Adjustable…
- Trial name
- NCT03729024
- Testing
- Light Adjustable lens (LAL) and Light Delivery Device (LDD)
- Where
- Mexico
- Volunteers
- 21 people
- Sponsor
- RxSight, Inc.
Cataract Extraction, Corneal Astigmatism
Assessment of Visual Performance in Patients With Low Levels of Astigmatism
To assess visual performance in patients with low levels (0.5-0.75 Diopters) of corneal astigmatism.
- Trial name
- NCT00842231
- Testing
- Visual performance measures
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Alcon Research