The effect of different incision positions on higher-order corneal aberrations in SMILE

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR1900027213

Enrollment

Unknown

Registered

2019-11-05

Start date

2017-11-30

Completion date

Unknown

Last updated

2019-11-11

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

Conditions

Refractive surgery

Interventions

1: 90 degree incision position

2: 120 degree incision position

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: A patient aged 18 years old who has stable myopia and needs to remove glasses.

Exclusion criteria

Exclusion criteria: Age less than 18 years of age; any eye surgery history, anterior segment disease, active lesion and fundus lesion; suspicious or keratoconus; severe dry eye; diabetes mellitus, whole body connective tissue disease or autoimmune dysfunction

Design outcomes

Primary

Measure	Time frame
total corneal high-order aberrations;coma;Spherical aberration;	—

Countries

China

Contacts

Public ContactJi Bai

Daping Hospital, Army Medical University

baiji_liujing@163.com+86 13983127111

Outcome results

None listed

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