Cataract
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: (1) Elderly cataract patients aged 40-80 who came to our hospital during the study period; (2) Preoperative corneal astigmatism <=-1.0D, Kappa angle (the angle between the pupillary axis and the visual axis) <=0.7mm; (3) Exclude other active ocular diseases and ocular trauma; (4) Have not undergone other eye surgery within 3 months; (5) Sign the informed consent form.
Exclusion criteria
Exclusion criteria: Excluded were patients with allergy to any of the study medications, corneal diseases or ocular infectious disease, history of ocular chemical or thermal burn or any ocular operation, glaucoma or ocular hypertension, history of serious systemic disease, or other conditions that in the opinion of the investigator precluded enrollment. Patients who were initially included were excluded if they had intraoperative or postoperative complications. Women who were pregnant or lactating were not permitted to be in the study.(1) Patients younger than 40 years old or older than 80 years old; (2) Presence of other eye diseases such as severe ocular inflammation, dry eye, infection, high myopia, macular degeneration or poor glaucoma control; (3) History of ocular trauma or other ocular surgery; (4) Have a history of systemic diseases and systemic medication that clearly affect vision; (5) History of strabismus, amblyopia, or abnormal pupils, crystals and suspensory ligaments; (6) Those who participated in other clinical trials or lost to follow-up during the follow-up period.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Visual acuity; | — |
Secondary
| Measure | Time frame |
|---|---|
| Intraocular Pressure, IOP;Defocus curve;Tolerance to Induced Astigmatism; | — |
Countries
China
Contacts
Eye Center of Second Affiliated hospital of Zhejiang University School of Medicine