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Investigating the Safety and Effect of Overnight Orthokeratology and Its Influencing Factors

Investigating the Safety and Effect of Overnight Orthokeratology and Its Influencing Factors

Status
UNKNOWN
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT04910451
Enrollment
400
Registered
2021-06-02
Start date
2020-07-01
Completion date
2022-07-01
Last updated
2021-06-02

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

Conditions

Myopia

Keywords

orthokeratology, myopia control

Brief summary

To investigate the Safety and Effect of Overnight Orthokeratology and Its Influencing Factors in China

Detailed description

Patients who were successfully prescribed with orthokeratology lenses in Eye Center of the Second Affiliated Hospital of Zhejiang University School of Medicine were enrolled in the study. Our study used two different methods to collect data. For complications and effect of orthokeratology information, data were collected by a retrospective survey. A questionnaire was used to collect influencing factors of safety and effect of orthokeratology.

Interventions

OTHERNo Intervention

Sponsors

Second Affiliated Hospital, School of Medicine, Zhejiang University
Lead SponsorOTHER

Study design

Observational model
OTHER
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
8 Years to No maximum
Healthy volunteers
Yes

Inclusion criteria

* Patients who were successfully prescribed with ortho-k lenses in Eye Center of the Second Affiliated Hospital of Zhejiang University School of Medicine

Exclusion criteria

* Patients who have ceased wearing orthokeratology or who were using other methods of myopia control

Design outcomes

Primary

MeasureTime frameDescription
axial length1 yearchanges in axial length

Countries

China

Contacts

Primary ContactZhiwen Bian, doctor
bianzhiwen87@163.com+86 13588083734
Backup ContactHailing Ni, doctor
2101092@zju.edu.cn+86-571-87783897

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026