High myopia
Conditions
Interventions
Experimental group:posterior scleral constriction
Sponsors
Eye Hospital, Wenzhou Medical University
Eligibility
Sex/Gender
All
Age
18 Years to No maximum
Inclusion criteria
Inclusion criteria: 1.Age >= 18 years old, either gender; 2.Axial length >= 26mm; 3.The best corrected visual acuity is below 4.7, and there have been recent symptoms such as visual impairment; 4.Diagnosed as myopic traction maculopathy, with macular lamellar holes, macular full-thickness holes, or macular detachment in the macular area; 5.Agree to join the study and follow up on time.
Exclusion criteria
Exclusion criteria: 1.Combined serious vitreous macular traction syndrome or myopic traction macular disease caused by severe macular membrane; 2.Combined progressive or acute eye diseases such as glaucoma, choroidal neovascularization, acute conjunctivitis, and so on; 3.History of penetrating eye trauma or other severe eye injuries that affected the results of this study; 4.History of prior ocular surgery in the study eye, excluding cataract surgery, or less than 3 months post-cataract surgery; 5.Patients with severe media opacities affecting fundus observation or OCT scanning; 6.Patients unable to tolerate surgery and postoperative positioning requirements; 7.Those who require long-term use of eye or systemic medications that may affect vision during use or research, such as hormone drugs, immunosuppressants, anti tuberculosis drugs, and so on; 8.Those who participated in clinical trials of other drugs or medical devices within the 30 days prior to screening period; 9.Women during pregnancy or lactation; 10.Those who can't cooperate due to major systemic diseases; 11.Those who can't undergo regular follow-up due to other reasons; 12.Patients with preoperative lens or vitreous opacities affecting preoperative corrected visual acuity, as jointly determined by two investigators to potentially impact study results; 13.Best corrected visual acuity of the fellow eye < 3.7; 14.Researchers determine that patients are not suitable for inclusion.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Best-corrected visual acuity; | — |
Secondary
| Measure | Time frame |
|---|---|
| Closure rate of macular hole;MTM recovery;Retinal sensitivity;Axial length;Incidence of adverse events;Macular fissure reduction time and macular hole closure time;Secondary surgery incidence rate; | — |
Countries
China
Contacts
Public ContactFang Huang
Eye Hospital, Wenzhou Medical University
Outcome results
None listed