NCT05888337

Comparison of Contoura Vision Outcomes Programmed Using the Manifest Refraction Verses Using Phorcides Planning Software in Patients With Oblique Astigmatism

• Status: Terminated
• Phase: —
• Study type: Observational
• Enrollment: 9 (actual)
• Sponsor: Bismarck Lasik · Academic / Other
• Sex: All
• Age: 18 Years
• Healthy volunteers: Accepted

Summary

The objective is to compare the percentage of monocular UDVA -0.1 logMAR (20/16) outcomes for each planning strategy (Phorcides and manifest refraction) at the 3-month post operative visit.

Detailed description

This study is a randomized, prospective contralateral eye study of visual outcomes in eyes planned with Phorcides compared to eyes planned using the manifest refraction after successful bilateral LASIK surgery. Subjects will be assessed pre-operatively, operatively and at 3 months postoperatively. Clinical evaluations will include measurement of visual acuity, manifest refraction, and administration of a questionnaire.

Conditions

• Myopia
• Astigmatism

Interventions

Type	Name	Description
DEVICE	Contoura LASIK with Phorcides planning strategy	Bilateral treatment with topography guided LASIK
DEVICE	Contoura LASIK with manifest refraction planning strategy	Bilateral treatment with topography guided LASIK

Timeline

• Start date: 2023-06-20
• Primary completion: 2023-12-05
• Completion: 2023-12-05
• First posted: 2023-06-05
• Last updated: 2023-12-13

Locations

1 site across 1 country: United States

Regulatory

• FDA-regulated device study