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OpenTrials
Completed

NCT Number: NCT06133660

Influence of Intravitreal Aqueous Tamponade on Lens Status and Ocular

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.

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Key information

Conditions

Aqueous Tamponade Cataract Eye Diseases Lens Diseases

Age range

16 year–65 year

Sex eligibility

All sexes

Study type

Observational

Primary location

The Second Hospital of Jilin University

Changchun, China

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

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.

Treatment and study plan

pars plana vitrectomy

Procedure

pars plana vitrectomy and Silicone oil removal to distinguish subjects

Other names: Silicone oil removal

Primary outcomes

  1. degree of lens opacity

    Time frame: 1 year

  2. lens thickness

    Time frame: 1 year

Secondary outcomes

  1. anterior chamber depth

    Time frame: 1 year

  2. axial length

    Time frame: 1 year

Sponsors and collaborators

Lead sponsor

Bo Jia

Other

Registry information

Important dates

Study start
2020
Primary completion
2022
Study completion
2023
First posted
Nov 15, 2023
Registry last updated
Nov 15, 2023

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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