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Stability of Posterior Corneal Elevation and Corneal Biomechanical After Small Incision Lenticule Extraction (SMILE)

Stability of Posterior Corneal Elevation and Corneal Biomechanical After Small Incision Lenticule Extraction (SMILE)

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR1900021237
Enrollment
Unknown
Registered
2019-02-03
Start date
2017-01-01
Completion date
Unknown
Last updated
2019-02-04

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

Conditions

Ametropia

Interventions

case series:nothing

Sponsors

Hainan Ophthalmological Hospital of Zhongshan Ophthalmological Center of Sun Yat-sen University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: This study is intended to be a study of patients who underwent SMILE surgery at the Department of Refractive Surgery, Hainan Eye Hospital, Sun Yat-sen University Eye Center from 2017. According to the residual corneal thickness of the postoperative cornea, 20 patients with corneal residual matrix thickness [250-260) µm, 20 patients with [260-270) µm, and 20 patients with [270-280) µm, 20 patients with [280, 8)µm. A total of 80 patients, 160 eyes. All subjects in this study required general condition health and met the inclusion criteria for refractive surgery.

Exclusion criteria

Exclusion criteria: Patients with systemic organic diseases.

Design outcomes

Primary

MeasureTime frame
Corneal topography;Corneal biomechanics;—

Countries

China

Contacts

Public ContactZhong Xingwu

Hainan Ophthalmological Hospital of Zhongshan Ophthalmological Center of Sun Yat-sen University

zhongxwu@mail.sysu.edu.cn+86 13609649279

Outcome results

None listed

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