Which lens formula works best for cataract patients with a curved cornea?

NCT ID NCT07346456

Completed Knowledge-focused Sponsor: Second Affiliated Hospital of Xi'an Jiaotong University Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looked at 102 cataract patients whose corneas have a higher-than-normal back curve (posterior corneal elevation ≥15 µm). Researchers compared 13 different formulas used to calculate the right lens power for surgery, to see which one gives the most accurate vision results. The goal is to help surgeons pick the best formula for these patients.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

What this could lead to: If successful, this study could help eye surgeons choose the best formula for cataract patients with a specific corneal shape, improving their vision after surgery.
What could go wrong: This is a small observational study (102 people) that only looks back at results, not a controlled trial. The findings may not apply to all patients or surgeons.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

cataract

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

THE COMPARISON OF IOL FORMULAS IN EYES WITH PCE≥15UM UNDERGOING CATARACT SURGERY

Contacts and locations

Locations

Department of Ophthalmology, The Second Affiliated Hospital of Xi'an Jiaotong University

Xi'an, Shaanxi, China

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