Cataract
Conditions
Interventions
Control group:Phacoemulsification cataract surgery and intraocular lens implantation
Experimental group:Phacoemulsification cataract surgery and intraocular lens implantation using a lens fragmentation device
Sponsors
The Zhongshan Ophthalmic Center,Sun Yat-sen University
Eligibility
Sex/Gender
All
Age
60 Years to No maximum
Inclusion criteria
Inclusion criteria: 1. Cataract patients aged 60 years and above who are planned to undergo phacoemulsification and intraocular lens implantation;2. Cataract LOCS III nuclear hardness grading grade III-IV;3. Able and willing to comply with all treatment and follow-up plans;4. Voluntarily consent to participate in this study and sign a written informed consent form;
Exclusion criteria
Exclusion criteria: 1. Combined conditions such as amblyopia, strabismus, glaucoma, corneal diseases, severe fundus diseases, lens subluxation/zonule laxity, and other ocular diseases that may affect postoperative outcomes; 2. History of eye trauma, history of refractive surgery, or other ocular surgeries; 3. Undergoing surgery on the other eye during the study period; 4. Systemic diseases that may affect postoperative outcomes, such as patients with unstable blood sugar control in diabetes; 5. Other circumstances deemed by the investigator as unsuitable for inclusion.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Cumulative dispersed energy; | — |
Secondary
| Measure | Time frame |
|---|---|
| Anterior chamber inflammation;Uncorrected distance visual acuity;Corneal edema;Fundus conditions;Corneal thickness and endothelial cell number;Corrected distance visual acuity;IOL position;Intraocular pressure; | — |
Countries
China
Contacts
Public ContactLixia Luo
Sun Yat-sen University Zhongshan Ophthalmic Center
Outcome results
None listed