NCT05166902已完成不适用
Evaluation of Monthly Replacement Lens Designs in Habitual Soft Contact Lens Wearers Who Report Frequent Digital Devise Use
适应症
试验速览
- 阶段
- 不适用
- 状态
- 已完成
- 入组人数
- 67
- 试验地点
- 8
- 主要终点
- Subjective Ratings on Lens Handling on Removal
研究概览
简要总结
To evaluate the clinical performance of two monthly silicone hydrogel contact lenses in habitual wearers of frequent replacement (FRP) lenses when worn for 1-month.
详细描述
This study is a prospective, bilateral eye, double-masked, randomized, 1-month cross-over, daily-wear design involving two different FRP lens types. Each lens type will be worn for approximately one month.
研究设计
- 研究类型
- Interventional
- 分配方式
- Randomized
- 干预模型
- Crossover
- 主要目的
- Treatment
- 盲法
- Double (Participant, Investigator)
入排标准
- 年龄范围
- 18 Years 至 35 Years（Adult）
- 性别
- All
- 接受健康志愿者
- 是
入选标准
- •Is at least 18 years of age and no older than 35 years, and has full legal capacity to volunteer;
- •Has read and signed an information consent letter;
- •Is willing and able to follow instructions and maintain the appointment schedule;
- •Self-reports having a full eye examination in the previous two years;
- •Self-reports spending on most days at least 6 hours cumulative (not necessarily in one single stretch) using digital devices such as a computer, laptop, tablet, e-reader, smartphone;
- •Has healthy eyes with no health condition or medication that contra-indicate contact lens wear, in the opinion of the investigator;
- •Anticipates being able to wear the study lenses for at least 8 hours a day, 6 days a week;
- •Habitually wears soft frequent replacement contact lenses, for the past 3 months minimum (NOTE: The habitual contact lens brand was restricted such that no more than one third were to be Biofinity Energys brand (or their equivalent private label brand name) and no more than one third were to be Alcon brand);
- •Has refractive astigmatism no higher than -0.75DC in each eye;
- •Can be fit and achieve binocular distance vision of at least 20/30 Snellen (Available lens parameters are sphere +6.00 to -6.00D, 0.25D steps).
排除标准
- •Is participating in any concurrent clinical or research study;
- •Has any known active ocular disease and/or infection that contraindicates contact lens wear;
- •Has a systemic or ocular condition that in the opinion of the investigator may affect a study outcome variable;
- •Is using any systemic or topical medications that in the opinion of the investigator may affect contact lens wear or a study outcome variable;
- •Has known sensitivity to the diagnostic sodium fluorescein used in the study;
- •Self-reports as pregnant, lactating or planning a pregnancy at the time of enrolment;
- •Has undergone refractive error surgery or intraocular surgery.
结局指标
主要结局
Subjective Ratings on Lens Handling on Removal
时间窗: Day 27
Subjective ratings on lens handling on removal will be measured on a scale of 0-10, 0.5 steps (10= Very Easy, 0= Very Difficult)
次要结局
未报告次要终点
研究者
研究点 (8)
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