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Analysis on preventive and controlling effects of peripheral defocused soft contact lens and its visual quality

Analysis on preventive and controlling effects of peripheral defocused soft contact lens and its visual quality

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2000030527
Enrollment
Unknown
Registered
2020-03-06
Start date
2020-03-10
Completion date
Unknown
Last updated
2020-03-30

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

Conditions

Myopia

Interventions

Peripheral defocus soft lens group:Wear peripheral defocus soft lens
Orthokeratology group:Wear orthokeratology lens

Sponsors

Shandong Eye Institute
Lead Sponsor

Eligibility

Sex/Gender
All
Age
8 Years to 16 Years

Inclusion criteria

Inclusion criteria: 1. Myopia children aged 8-14 years; 2. The control group is myopic children with age, gender and degree matching and wearing OK mirror at the same time; 3. Refractive power -1.00D to -4.00D, astigmatism <1.00D, binocular corrected visual acuity of 1.0 and above.

Exclusion criteria

Exclusion criteria: History of eye surgery, trauma, other corneal diseases, family history of glaucoma.

Design outcomes

Primary

MeasureTime frame
adjustment;wavefront aberration;visual quality;Peripheral defocus;Axial length;Choroidal hemodynamic index;visual acuity;Corneal topographic index;Choroid thickness;Corneal diopter;—

Countries

China

Contacts

Public ContactXianli Du

Shandong Eye Institute

lilibestever@126.com+86 15192552255

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026