Clinical trials

2

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Condition / disease
Location
Status: Not yet recruiting

Clinical Evaluation of Visual Performance, Spectacle Independence, and Patient Satisfaction With TECNIS PureSee Mini-Monovision and TECNIS PureSee-TECNIS Odyssey Mix-Match

The purpose of the study is to evaluate the binocular clinical endpoints of distance, intermediate, and near vision and patient reported outcomes utilizing mini-monovision versus mix-match approaches for the correction of presbyopia with intraocular lenses.

Participants needed: 68
Trial details
Phase: Phase 4Age: 22+Biological sex: AllType: InterventionalSponsor: Dr. Daniel H. Chang, MDUpdated: Oct 6, 2026Locations: 1
Eligibility criteria

Minimum 22 years of age [+10]

Requiring an intraocular lens power outside the available range of power [+19]

Status: Recruiting

Clinical Evaluation of Low Contrast Visual Performance and Low Light Phenomena in Patients With Various Intraocular Lens Implants

The goal of this clinical investigation is to evaluate visual acuity and contrast sensitivity in low lighting conditions using several different testing devices, and measure nighttime side effects of intraocular lens (IOL) implants after cataract surgery. Researchers will compare the results for three different types of IOLs to see how each lens contributes to overall visual function, patient experience and satisfaction. Participants will: * Complete two different questionnaires about their current vision * Undergo visual testing using several different devices

Participants needed: 120
Trial details
Age: 22+Biological sex: AllType: ObservationalSponsor: Dr. Daniel H. Chang, MDUpdated: Sep 25, 2026Locations: 1Duration: 1 Day
Eligibility criteria

Minimum 22 years of age [+4]

Any clinically significant pupil abnormalities (non-reactive, fixed pupils, or a... [+5]