cataract
Conditions
Interventions
1:trifocal IOL implation
2:regional refractive IOL implantation
3:monofocal IOL implantation
Sponsors
Xi'an Fourth Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1) cataract patients, including age-related cataract and complicated cataract without fundus disease; 2) corneal astigmatism<1.5D; 3) ocular axis<29mm; 4) clear cognitive ability; 5) corneal higher-order aberration <0.3 µm.
Exclusion criteria
Exclusion criteria: 1) corneal diseases, such as corneal degeneration, keratitis, corneal leukoma; 2) optic nerve diseases, such as glaucoma, ischemic optic neuropathy; 3) retinal diseases, such as retinal vascular disease, retinal detachment, macular degeneration; 4) lens subluxation; 5) previous history of trauma of eyes, excimer laser surgery or other intraocular surgery; 6) severe systemic diseases that cannot receive surgery.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| visual acuity;modulation transfer function cutoff frequency;object scatter index;Strehl ratio; | — |
Secondary
| Measure | Time frame |
|---|---|
| patient satisfaction;spectacle independence; | — |
Countries
China
Contacts
Public ContactMeifang Chu
Outcome results
None listed