A Randomized Study of Gas Bubble Technique in Cataract Surgery

Sichuan Provincial People's Hospital

Status: Completed

Conditions: Corneal Endothelial Damage Following the Hard Nuclear Cataract Surgery

Treatments: Procedure: Gas bubble technique

Study type: Interventional

Funder types: Other

Identifiers

NCT06636279

SichuanPPH2024331

Details and patient eligibility

About

To investigate the efficiency and safety of using "Gas Bubble Technique" to reduce corneal endothelial damage in hard nucleus cataract patients.

Full description

The study is designed to: test the hypothesis that the "Gas Bubble Technique" is an effective method for reducing corneal endothelial damage. Describe and evaluate the effects of "Gas Bubble Technique" on a well-defined group of patients over a 1-month period following treatment.

Enrollment: 80 patients

Sex: All

Ages: 18 to 80 years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Sign the informed consent approved by the Ethics Committee
• 18-80 years of age
• Catract patients with hard nucleus (LOSIII N Score ≥4) who are scheduled for phacoemulsification
• Feasible for all visits and willing to follow instructions from the study investigator

Exclusion criteria

• Any ocular surgery history
• Currently diagnosis of severe ocular disease and under medication
• Uncontrolled systemic diseases

Trial design

Primary purpose: Treatment

Allocation: Randomized

Interventional model: Parallel Assignment

Masking: Single Blind

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80 participants in 2 patient groups

Gas bubble group

Experimental group

Description:

Inject the sterile air into the anterior chamber after the conventional cataract surgery to reduce the corneal endothelial damage

Treatment:

Procedure: Gas bubble technique

The control group

No Intervention group

Description:

Conventional cataract surgery