Single-pass four-throw pupilloplasty has advantages in various clinical settings

Pupil size usually plays a significant role in the quality of vision.
When the pupil is dilated and fixed, it can compromise the quality of vision. Such an altered pupil can add unwanted symptoms including glare, photophobia and visual distortions, especially when combined with an irregular cornea, and these symptoms may interfere with the patient’s daily activities, including driving a car, reading and more.
Additionally, if the pupillary and iris defect is more extensive, this causes the iris diaphragm to be floppy and less rigid and can lead to anterior and/or posterior synechiae,