The Influence of Different Preoperative Decision Schemes on the Visual Quality After Toric Intraocular Lens Implantation

Zhejiang University

Status: Unknown

Conditions: Recruitment of Participants

Treatments: Procedure: phacoemulsification and Toric intraocular lens implantation

Study type: Interventional

Funder types: Other

Identifiers

NCT04006912

xuwen2019-079

Details and patient eligibility

About

To study the Influence of Different Preoperative Decision Schemes on the Visual Quality After Toric Intraocular Lens Implantation

Enrollment: 60 estimated patients

Sex: All

Ages: 55 to 80 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

1. Age-related cataract (age 55-80)
2. Corneal astigmatism is greater than 1.0D
3. Patients who are willing to implant Toric IOL

Exclusion criteria

1. Previous or present eye diseases, such as glaucoma, eye trauma, etc
2. High refractive error
3. Previous eye surgery
4. Irregular astigmatism of the cornea

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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60 participants in 2 patient groups

Minimal residual theoretical astigmatism group

Experimental group

Treatment:

Procedure: phacoemulsification and Toric intraocular lens implantation

Steep meridian incision design group

Active Comparator group

Treatment:

Procedure: phacoemulsification and Toric intraocular lens implantation