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临床试验/CTRI/2025/09/094092
CTRI/2025/09/094092尚未招募不适用

Comparison of visual and refractive outcomes of Small Incision Lenticule Extraction in mild – moderate vs high Myopia

Maulana Azad Medical College1 个研究点 分布在 1 个国家目标入组 48 人开始时间: 2025年9月20日最近更新:

试验速览

阶段
不适用
状态
尚未招募
入组人数
48
试验地点
1
主要终点
Proportional change in uncorrected visual acuity(UCVA)

研究概览

简要总结

This is a Quasi Experimental study , comparing visual and refractive outcome of small incision lenticule extraction in  mild- moderate vs high myopia , will be conducted in Guru nanak eye centre taking two groups

less than 6 dioptre myopic patients

greater than equal to 6 dioptre myopia patients.

Primary objective- To evaluate of efficacy of SMILE procedure across different grades of myopia

Secondary objective- To assess the safety of SMILE procedure across different grades of myopia we

研究设计

研究类型
Interventional
分配方式
Na
盲法
None

入排标准

年龄范围
18.00 Year(s) 至 40.00 Year(s)(—)
性别
All

入选标准

  • Age more than 18 years Stable refraction for 1 year prior to surgery Minimum preoperative corneal thickness of 480 microns Predicted residual stromal bed thickness morethan 280 microns Patients wearing soft contact lenses will be instructed to stop wearing them for at least 1 week.

排除标准

  • Patients with history of trauma , prior ocular surgery or corneal scars Keratoconus/ectatic corneal disorders Pregnancy or Lactation History of herpes keratitis Uncontrolled Glaucoma.

结局指标

主要结局

Proportional change in uncorrected visual acuity(UCVA)

时间窗: 3 months

次要结局

  • 1) Proportional change in best corrected visual acuity(BCVA) at 3 months(2) Proportion of patients with Residual refractive error (spherical equivalent) at 3 months)

研究者

申办方类型
Government medical college
责任方
Principal Investigator
主要研究者

Dr Parul Jain

Guru Nanak Eye Centre

研究点 (1)

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