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临床试验/NCT00370409
NCT00370409已完成不适用

Cryotherapy of Sclerotomy Sites for Prevention of Late Postvitrectomy Diabetic Hemorrhage

Shahid Beheshti University of Medical Sciences2 个研究点 分布在 1 个国家目标入组 112 人开始时间: 2006年1月最近更新:
适应症

试验速览

阶段
不适用
状态
已完成
入组人数
112
试验地点
2
主要终点
Prevention of late vitreous hemorrhage in postvitrectomized diabetic eyes

研究概览

简要总结

Late vitreous hemorrhage in postvitrectomized diabetic eyes may be due to fibrovascular tuft formation in sclerotomy sites. Cryotherapy of sclerotomy sites may prevent bleeding by regressing the fibrovascular tuft. This study will detect the safety and efficacy of cryotherapy of sclerotomy sites for prevention of late vitreous hemorrhage in vitrectomized diabetic eyes.

研究设计

研究类型
Interventional
分配方式
Randomized
干预模型
Parallel
主要目的
Prevention
盲法
Double (Participant, Outcomes Assessor)

入排标准

性别
All
接受健康志愿者

入选标准

  • Diabetic retinopathy cases undergoing vitrectomy

排除标准

  • History of deep vitrectomy or cataract surgery
  • Renal failure
  • Silicone oil injection during surgery
  • Early rebleeding
  • History of antithrombotic drugs usage

结局指标

主要结局

Prevention of late vitreous hemorrhage in postvitrectomized diabetic eyes

时间窗: 6 months

次要结局

  • Incidence of late vitreous hemorrhage in the cryo group.(6 months)
  • Incidence of late vitreous hemorrhage in the control group.(6 months)
  • Comparing incidence of late vitreous hemorrhage in both groups.(6 months)

研究者

研究点 (2)

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