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Q-factor customized ablation profile for the correction of myopia

Q-factor customized ablation profile for the correction of myopia

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR-TRC-10001049
Enrollment
Unknown
Registered
2010-05-19
Start date
2009-10-20
Completion date
Unknown
Last updated
2017-04-18

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

Conditions

Myopia

Interventions

Group A:custom-Q ablation
Group B:conventional ablation

Sponsors

People Hospital of Ningxia Hui Autonomous Region
Lead Sponsor

Eligibility

Sex/Gender
All
Age
20 Years to 42 Years

Inclusion criteria

Inclusion criteria: 1. Manifest refractration less than -10.00D; 2. Astigmastic errors less than -2.00D; 3. Best-corrected visual acuirities more than 0.8.

Exclusion criteria

Exclusion criteria: 1. Any pathology of the eyes; 2. Asymmetric astigmatism detected in corneal topography; 3. Central corneal thickness less than 500µm and residual stromal thickness of less than 280um.

Design outcomes

Primary

MeasureTime frame
visual acuity, low-contrast visual acuity, Q-factor, spherical aberrations;

Countries

China

Contacts

Public ContactXunlun Sheng
shengxunlun@163.com+86 0951 5029702

Outcome results

None listed

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