There are currently 4 active clinical trials seeking participants for Astigmatism research studies. The states with the highest number of trials for Astigmatism participants are California, Florida, Texas and New York.
Visual Performance With Clareon® Vivity® Intraocular Lenses (IOLs)
Recruiting
The purpose of this study is to generate clinical data to quantify the impact of residual astigmatism on the overall visual performance during distance, intermediate, and near viewing in patients implanted with Clareon Vivity IOLs.
Gender:
ALL
Ages:
22 years and above
Trial Updated:
04/14/2025
Locations: Grosinger, Spigelman & Grey Eye Surgeons, P.C, Bloomfield Hills, Michigan +2 locations
Conditions: Astigmatism
North American Comfilcon A Clinical Study
Recruiting
The main objective of this study is to demonstrate acceptable safety and effectiveness (performance) of comfilcon A Sphere, Toric, Multifocal, Toric Multifocal and Energys lenses, when used in the general population.
Gender:
ALL
Ages:
Between 8 years and 75 years
Trial Updated:
03/27/2025
Locations: University of Berkeley, Berkeley, California +2 locations
Conditions: Astigmatism, Presbyopia, Ametropia
Post Market Clinical Follow-up (PMCF) Study of Clareon Vivity & Clareon PanOptix
Recruiting
The purpose of this Post-Market Clinical Follow-up study is to describe the long-term safety and performance of the Clareon Vivity and Vivity Toric and Clareon PanOptix and PanOptix Toric IOLs.
Gender:
ALL
Ages:
18 years and above
Trial Updated:
03/11/2025
Locations: Wolstan & Goldberg Eye Associates, Torrance, California +6 locations
Conditions: Aphakia, Astigmatism, Presbyopia
An Evaluation of LASIK, SMILE and PRK Surgery in Physicians
Recruiting
The principle investigator is evaluating self-reported quality of vision and quality of life in physicians undergoing LASIK, SMILE and PRK surgery.
Gender:
ALL
Ages:
Between 21 years and 62 years
Trial Updated:
10/21/2024
Locations: Byers Eye Institute at Stanford, Palo Alto, California
Conditions: Nearsightedness, Farsightedness, Astigmatism