Clinical study on optimizing ICL implantation size through CASIA2

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2300078152

Enrollment

Unknown

Registered

2023-11-29

Start date

2023-08-01

Completion date

Unknown

Last updated

2023-12-03

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

Conditions

High myopia

Interventions

Training group:None

Testing group:Implant a new ICL size calculation formula (based on training group data) to predict artificial lenses

Eligibility

Sex/Gender

All

Age

18 Years to 40 Years

Inclusion criteria

Inclusion criteria: Patients have a subjective desire to improve their vision through ICL implantation; 18-45 years old; Stable diopter, with an annual increase of = 0.50D for two consecutive years

Exclusion criteria

Exclusion criteria: Cyst of ciliary body; The intraocular pressure exceeds the normal value of 21mmHg; Fundus lesions; Other eye diseases that cause unstable vision

Design outcomes

Primary

Measure	Time frame
Anterior chamber width (ACW);Anterior chamber depth (ACD);Sulcus-to-sulcus distance (STS);	—

Secondary

Measure	Time frame
Preoperative and postoperative diopter;Intraocular pressure;	—

Countries

China

Contacts

Public ContactDai Yunhai

Eye Institute of Shandong First Medical University

yunhaidai@163.com+86 136 1648 6839

Outcome results

None listed

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