A Three-Phase Contralateral Comparison of Ray-Tracing Guided LASIK Versus Three Other Refractive Surgery Platforms to Correct Myopia or Myopia With Astigmatism

This purpose of this study is to compare a new form of LASIK called Ray Tracing Guided LASIK to 3 other forms of corneal refractive surgery: 1. KLEx (KeratoLenticule Extraction) using the Zeiss Visumax 800 Laser, 2. WFO LASIK (Wavefront Optimized LASIK) using the Alcon EX500 Laser, and 3. Topography Guided LASIK (Contoura LASIK) also using the Alcon EX500 Laser.

NCT Number	NCT07201298
Lead Sponsor	Hoopes Vision
Conditions	Myopia, Astigmatism
Enrollment	120 participants
Start Date	2025-09
Primary Completion	2028-09 (estimated)
Study Completion	2029-09 (estimated)
Updated on ClinicalTrials.gov	2025-10-01