LIDRS
Conditions
Interventions
Active Fluid Injection Group:Controlled active fluid injection posterior to the iris
Non-fluid Injection Group:conventional phacoemulsification surgery
Sponsors
Eye Hospital, Wenzhou Medical University
Eligibility
Sex/Gender
All
Age
18 Years to 90 Years
Inclusion criteria
Inclusion criteria: 1. Subjects aged >=18 years, with no gender restriction; 2. Meet the diagnostic criteria for high myopia: axial length >= 26 mm, spherical equivalent <= -6.00 D; 3. Patients with cataract who are scheduled to undergo transparent corneal incision phacoemulsification combined with posterior chamber intraocular lens implantation; 4. If both eyes meet the study criteria, only the eye undergoing the first surgery will be included; 5. Participants are able to communicate effectively with the researchers, understand the study, and voluntarily sign a written informed consent form; 6. Willing and able to attend all scheduled visits and assessments.
Exclusion criteria
Exclusion criteria: 1.Eye pain score in the study eye during the screening period was greater than "0" (NRS score). 2.The fellow eye had undergone cataract surgery. 3.The study eye has active disease or a history of chronic or recurrent inflammatory eye diseases (e.g., iritis, scleritis, uveitis, iridocyclitis, rubeosis iridis). 4.Evidence of acute external or intraocular infection in the study eye. 5.Participants with any of the following fundus lesions: severe macular lesions such as macular edema, proliferative diabetic retinopathy, retinal detachment, or other severe fundus diseases. 6.History of intraocular surgery or ocular trauma in the study eye, or planning to undergo any ocular surgery (except cataract surgery) during the study. 7.Preoperative examinations indicate lens dislocation or subluxation. 8. Any subjects with glaucoma, high eye pressure, or currently receiving glaucoma medication
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The incidence of LIDRS; | — |
Secondary
| Measure | Time frame |
|---|---|
| Time for key steps during surgery;Intraoperative pain NRS score; | — |
Countries
China
Contacts
Public ContactJin Li
Eye Hospital, Wenzhou Medical University
Outcome results
None listed