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临床试验/NCT05340699
NCT05340699Unknown不适用

Safety and Efficacy of Defocus Distributed Multi-point Lens in Myopia Control

Tianjin Eye Hospital1 个研究点 分布在 1 个国家目标入组 168 人开始时间: 2022年5月1日最近更新:
适应症

试验速览

阶段
不适用
入组人数
168
试验地点
1
主要终点
Changes in Objective cycloplegic refractive

研究概览

简要总结

Evaluate the safety and effectiveness of experimental group by comparing with the control group

详细描述

Compared the experimental group with the control group,the safety and effectiveness of DDM lens in mtopia control will be evaluated.

研究设计

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

入排标准

年龄范围
6 Years 至 13 Years(Child)
性别
All
接受健康志愿者

入选标准

  • Aged 6-13,with written consent of his/her guardian,regardless of gender;
  • Objective cycloplegic spherical equivalent refractive between -1.00D and 5.00D,and best corrected vision acuity of right and left eyes are better than or equal to 1.0;
  • Astigmatism less than or equal to -1.50D;
  • Voluntarily participate in the clinical trial and sign the informed consent.

排除标准

  • Those with a history of ocular trauma or intraocular surgery;
  • Clinical significant slit-lamp findings;
  • Abnormal IOP(<10 mmHg , >21 mmHg or difference between two eyes >5mmHg);
  • Patient with other eye diseases,such as uveitis and other inflammation,glaucoma,cataract,fundus disease,eye tumors,eye trauma,strabismus and any lesions that affect vision function;
  • Patient with systemic diseases causing immunosuppression,such as acute or chronic sinusitis,diabetes,Down syndrome,rheumatoid arthritis,psychosis and other conditions that the investigator considers inappropriate for wearing glasses;
  • Those who have participated in other drug clinical trials within 3 months;
  • Only one eye meets the inclusion criteria;
  • Those who cannot have regular eye examinations;
  • Those who have been involved in any myopia control clinical trials,previously used or are using RGP,contact lens and glasses or atropine drugs to control myopia in the past year;
  • The candidates determined by the investigator are not eligible.

结局指标

主要结局

Changes in Objective cycloplegic refractive

时间窗: baseline, 12 months

Changes in objective cycloplegic refractive from baseline between two groups

Changes in Axial Length

时间窗: baseline, 12 months

Changes in axial length from baseline between two groups

次要结局

  • Changes in near point of convergence(baseline, 6 months,18 months and 24 months)
  • Changes in Objective cycloplegic refractive(baseline, 6 months,18 months and 24 months)
  • Changes in amplitude of accommodation(baseline, 6 months,18 months and 24 months)
  • Changes in Axial length(baseline, 6 months,18 months and 24 months)

研究者

申办方类型
Other
责任方
Sponsor

研究点 (1)

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