The aim of this study is to observe the influence of pupil size upon visual outcome in patients with Visian Implantable Collamer Lens(ICL) and toric-ICL implantation.
Age range
18 Years – 99 Years
Sex
ALL
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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.
Bring these to your next appointment. They're a starting point for a shared conversation — not a sign you qualify or a recommendation to enrol.
Generated to help you prepare — always confirm anything about your own eligibility and care with the study team and your doctor.
The trial coordinator is the person who runs the study day to day. These cover the practical side — logistics, costs, and what taking part would actually mean for your life. The study team confirms whether you meet the criteria; these are questions to ask, not a sign you qualify.
A starting point for the conversation — always confirm anything about your own eligibility, costs, and care with the study team and your doctor.
Subjective Quality of vision
Timeframe: Baseline (before surgery) and 3 month after surgery
Pupil diameter pre-operation and post-operation
Timeframe: Baseline (before surgery) and 3 month after surgery
Wave front aberrometry
Timeframe: baseline and 3 month after surgery
Point Spread Function (PSF)
Timeframe: baseline and 3 month after surgery
Strehl ratio
Timeframe: Baseline and 3 month after surgery
Modulation transfer function (MTF)
Timeframe: Baseline and 3 month after surgery