Overnight lenses reshape the eye: a closer look at vision quality

NCT ID NCT06775509

Completed Disease control Sponsor: Institut Investigacio Sanitaria Pere Virgili Source: ClinicalTrials.gov ↗

First seen Jul 21, 2026 · Last updated Jul 22, 2026 · Updated 1 time

Summary

This study examines how wearing Ortho-K contact lenses overnight changes the optical quality of the cornea in children and young adults aged 8 to 21 with mild to moderate nearsightedness and astigmatism. Participants wear the lenses for 8–10 hours each night, and researchers measure changes in corneal aberrations after 30 days. The goal is to better understand how these lenses affect vision sharpness beyond standard eye chart tests.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Ortho-K contact lenses worn overnight to reshape the cornea and temporarily correct myopia
What this could lead to: If successful, this could help refine Ortho-K lens designs to improve visual quality and slow myopia progression in young people.
What could go wrong: This is a small, early-stage study focused on optical measurements, not long-term outcomes. Results may not apply to all lens types or patients.

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Conditions

The condition(s) this trial relates to.

astigmatism myopia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

ASTIGMATISM MYOPIA (DISORDER)

Contacts and locations

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Locations

Clínica Licari Vision

Tarragona, Tarragona, 43001, Spain

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