# A Multi-center Study of the Effect of Orthokeratology on Myopia Progression

> **NCT04284111** · — · UNKNOWN · sponsor: **Zhongshan Ophthalmic Center, Sun Yat-sen University** · enrollment: 1000 (estimated)

## Conditions studied

- Myopia

## Interventions

- **DEVICE:** Orthokeratology lenses

## Key facts

- **NCT ID:** NCT04284111
- **Lead sponsor:** Zhongshan Ophthalmic Center, Sun Yat-sen University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-02-26
- **Primary completion:** 2021-03
- **Final completion:** 2021-08
- **Target enrollment:** 1000 (ESTIMATED)
- **Last updated:** 2020-02-28


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04284111

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04284111, "A Multi-center Study of the Effect of Orthokeratology on Myopia Progression". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT04284111. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*