New surgical trick may tame 'Rocky Hard' cataracts
NCT ID NCT07654387
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study compares two surgical techniques for removing very hard cataracts, which are tough to break apart and can lead to complications like corneal swelling or lens rupture. The new method, called 'divide and conquer with debulking,' aims to make the procedure safer. Researchers will measure eye cell health and other outcomes in 50 adults with hard cataracts.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- phacoemulsification surgery with debulking technique
- What this could lead to
- If successful, this technique could reduce complications like corneal swelling and improve recovery for people with very hard cataracts.
- What could go wrong
- This is a small, early-stage study with only 50 participants. The new technique may not prove safer or more effective than the standard method.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 50 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Jul 2026
An estimate. Start dates often move.
- Expected to finish
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Nov 2026
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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40 to 100 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * adults with rocky hard cataract Exclusion Criteria: * patients with abnormal endothelial cell count. * patients with glaucoma. * patients with retinal problems.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
More trials for these conditions
Other studies related to the condition(s) this trial covers.
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- Can a new lens make glasses obsolete after cataract surgery?
- Can a new lens design sharpen vision after macular surgery?