Photorefractive Keratectomy (PRK) for Hyperopia After Radial Keratotomy

Corneal Wavefront-Guided PRK With Adjunctive Mitomycin-C for the Treatment of Hyperopia After Radial Keratotomy

Status

Completed

Phases

Study type

Interventional

Source

ClinicalTrials.gov

Registry ID

NCT00917657

Enrollment

Registered

2009-06-10

Start date

2008-02-29

Completion date

2009-06-30

Last updated

2009-06-10

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Hyperopia

Keywords

photorefractive keratectomy, hyperopia, radial keratotomy, refractive surgery

Brief summary

To assess the efficacy, predictability, stability and safety of corneal wavefront-guided photorefractive keratectomy (PRK) for correcting hyperopia and astigmatism after radial keratotomy (RK).

Interventions

PROCEDUREPhotorefractive keratectomy

Study design

Allocation

Intervention model

SINGLE_GROUP

Primary purpose

TREATMENT

Masking

NONE

Eligibility

Sex/Gender

ALL

Age

30 Years to 70 Years

Healthy volunteers

Inclusion criteria

* Hyperopia or hyperopic astigmatism with spherical equivalent of up to + 9,25 D and astigmatism of up to - 4,5 D; * Uncorrected Visual Acuity of 20/40 or worse; * Best-Corrected Visual Acuity of 20/60 or better.

Exclusion criteria

* Systemic or ocular conditions that could bias results * Previous photorefractive surgery

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Apr 1, 2026