Study of Intracameral Adrenaline for Pupil Dilation Without Topical Mydriatics in Refractive Cataract Surgery

Study of Intracameral Adrenaline for Pupil Dilation Without Topical Mydriatics in Refractive Cataract Surgery

The purpose of this study is to study the safety and efficacy of intracameral adrenaline for pupil dilation without topical mydriatics in refractive cataract surgery.

Inclusion Criteria:

• male and female
• can read and sign informed consent form；
• Clinical diagnosis of cataract
• Cataract density grade II-III according to the Emery-Little system classification system

Exclusion Criteria:

• sensitivity to adrenalin；
• sensitivity to topical mydriatics；
• any other ocular surgeries；
• iris abnormalities