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Analysis of Macular Blood Flow and Retinal Thickness Changes After ICL (Implantable Collamer Lens) Implantation Using Optical Coherence Tomography Angiography and Its Influencing Factors

Analysis of Macular Blood Flow and Retinal Thickness Changes After ICL (Implantable Collamer Lens) Implantation Using Optical Coherence Tomography Angiography and Its Influencing Factors

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500110167
Enrollment
Unknown
Registered
2025-10-09
Start date
2025-10-10
Completion date
Unknown
Last updated
2025-10-13

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

Conditions

Ametropia

Interventions

Sponsors

Zigong First People's Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 45 Years

Inclusion criteria

Inclusion criteria: 1.Patients involving refractive errors; patients between 18 and 45 years without any gender limit; 2.Patients with myopic diopter >= - 2.0D, astigmatism within 6.0 D, and a stable refractive power from the past two years; 3.The anterior chamber depth of greater than 2.8 mm and the corneal endothelial count greater than 2000/mm^2. After surgery, 4.All patients were followed up for more than 1 months.

Exclusion criteria

Exclusion criteria: 1.Patients with any other ocular pathological conditions affecting the visual acuity after surgery; 2.History of non-cataract ocular surgery or inflammation; intractable synechia of the iris; strabismus; unsuitability for horizontal or vertical ICL implantation; 3.Suffering from hypertension, diabetes, and other systemic chronic diseases; 4.Difficulty in conducting a follow-up examination.

Design outcomes

Primary

MeasureTime frame
Visual acuity;Diopter;Macular blood flow;Retinal thickness;

Secondary

MeasureTime frame
Intraocular pressure;Optic axis;Corneal endothelial count;

Countries

China

Contacts

Public ContactHuang Wanyao

Zigong First People's Hospital

568404509@qq.com+86 189 9099 6523

Outcome results

None listed

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