A new method of quantitative spherical aberration compensation for presbyLASIK

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2000041082

Enrollment

Unknown

Registered

2020-12-17

Start date

2020-12-15

Completion date

Unknown

Last updated

2021-03-01

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

Conditions

Presbyopia

Interventions

1:ZZ

2:NOMO

Eligibility

Sex/Gender

Male

Inclusion criteria

Inclusion criteria: Aged between 40 and 55, Myopia > - 4.00D, astigmatism > - 2.00D.

Exclusion criteria

Exclusion criteria: Corneal cloudiness, macula and leukoplakia; Active eye disease; Contraindications of corneal refractive surgery.

Design outcomes

Primary

Measure	Time frame
Defocus curve;	—

Countries

China

Contacts

Public ContactZhang Jun

Hangzhou MSK Eye Hospital

mskzj@sina.cn+86 18667046602

Outcome results

None listed

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