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Special lens may slow nearsightedness – tiny study looks at how

NCT ID NCT03818880

Knowledge-focused Sponsor: SightGlass Vision, Inc. Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing This study
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at how a new type of eyeglass lens affects the back layer of the eye (the choroid) in children with worsening nearsightedness. Ten children already in a larger study will have their eye thickness measured with a special camera. The goal is to understand if the lens changes the eye in ways that could slow down nearsightedness.

What this could mean

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

Active substance
Novel spectacle lens
What this could lead to
If successful, this could help explain how special lenses slow down nearsightedness in children.
What could go wrong
This is a very small sub-study (10 participants) that only measures eye changes, not long-term vision outcomes. Results may not apply to all children.

This is an AI summary of the original study and may miss details. Read our disclaimer.

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

About 10 people

The number the study aims to enrol. It can still change while the study runs.

Started

Dec 2018

Expected to finish

Dec 2026

An estimate. End dates often move.

Lead sponsor

A company

The lead sponsor is a pharmaceutical, biotech, or medical-device company.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

6 to 10 years

Sex

Anyone

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * Participating in the CPRO-1802-001 (Cypress\_SG) study at CORE * Read and signed an Assent and their parent/guardian has signed an information consent letter Exclusion Criteria: * Transient health condition which may affect the eye(s) (e.g. a common cold, active allergies, fatigue, etc;)

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Conditions

The condition(s) this trial relates to.

degenerative myopia myopia

As listed by the trial registrant

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

Myopia, progressive

Contacts and locations

Locations

  • Centre for Ocular Research and Education

    Waterloo, Ontario, N2L 3G1, Canada

More trials for these conditions

Other studies related to the condition(s) this trial covers.