Skip to content

Influence of Intravitreal Aqueous Tamponade on Lens Status and Ocular

Influence of Intravitreal Aqueous Tamponade on Lens Status and Ocular

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT06133660
Enrollment
21
Registered
2023-11-15
Start date
2020-10-30
Completion date
2023-03-01
Last updated
2023-11-15

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Aqueous Tamponade, Cataract

Keywords

aqueous tamponade, cataract, lens thickness, axial length, pars plana vitrectomy

Brief summary

To observe the effects of vitreous cavity Balanced salt solution (BSS) tamponade on the state of the lens and related parameters of the eye, and whether the changes of the above parameters are correlated with age, gender, diabetes or not, etc., so as to provide references for the diagnosis and treatment of related diseases and scientific research.

Interventions

PROCEDUREpars plana vitrectomy

pars plana vitrectomy and Silicone oil removal to distinguish subjects

Sponsors

Bo Jia
Lead SponsorOTHER

Study design

Observational model
COHORT
Time perspective
RETROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
16 Years to 65 Years
Healthy volunteers
No

Inclusion criteria

* ① Patients undergoing vitrectomy for diabetic retinopathy, epiretinal membranes, macular hole, retinal detachment, and other diseases; * Patients who underwent vitreous silicone oil tamponade and vitreous silicone oil removal due to various causes; ③ Intraoperative BSS was used for fill the vitreous cavity; ④ Before treatment, inform the patient that the clinical data may be used in clinical research, and the patient and his family are informed and sign the informed consent.

Exclusion criteria

* ① The operation eye was intraocular lens or cataract extraction during operation; ② Suspensory ligament relaxation or rupture, ciliary body detachment or transaction, lens dislocation, endophthalmitis, traumatic cataract; * intraoperative lens injury; ④ patients who refused to participate in the study.

Design outcomes

Primary

MeasureTime frame
degree of lens opacity1 year
lens thickness1 year

Secondary

MeasureTime frame
anterior chamber depth1 year
axial length1 year

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026