Squeeze away surgery stress: study tests simple ball for calmer cataract ops
NCT ID NCT07452770
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study looks at whether using a stress ball during cataract surgery can lower patients' pain and fear and increase their satisfaction. About 60 adults having their first cataract surgery will be asked to squeeze a stress ball during the procedure. Researchers will measure pain, fear, and satisfaction using simple questionnaires and scales.
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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 60 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Sep 2025
- Expected to finish
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May 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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18 years and older
- 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: * Individuals aged 18 years or older, * Without hearing or cognitive impairments, * Without any neurological conditions that would prevent squeezing a stress ball, * Without any physical limitations in the hands or arms that would prevent squeezing a stress ball, * Individuals undergoing cataract surgery for the first time will be included. Exclusion Criteria: * Under 18 years of age, * Change in anesthesia type during surgery (from topical anesthesia to general anesthesia) * Patients scheduled for cataract surgery under general anesthesia, * Patients with psychiatric disorders, * Patients diagnosed with uncontrolled hypertension, * Patients who used any analgesic or anxiolytic prior to surgery will not be included in the study.
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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 places running it
1 site. The list below names each one and where it is.
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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.
Contacts and locations
Locations
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Bezmialem Vakif University
RECRUITINGIstanbul, Istanbul, 34065, Turkey (Türkiye)
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