DRKS00003422尚未招募未知
Improvement of reading ability in presbyopic patients by using aspheric multifocal LASIK
Augenklinik der Johann Wolfgang Goethe-Universität0 个研究点目标入组 35 人开始时间: 2012年1月25日最近更新:
适应症
试验速览
- 阶段
- 未知
- 状态
- 尚未招募
- 发起方
- 入组人数
- 35
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Interventional
- 分配方式
- N/a: Single Arm Study
- 盲法
- Open (masking not used)
入排标准
- 年龄范围
- one 至 one（—）
- 性别
- All
入选标准
- •- Myopia or hyperopia up to 5D (spherical equivalent)
- •- Astigmatism up to 3D
- •- pupil (measured with Procyon): high mesopic: 2,5 - 3mm, low mesopic: = 4,5mm
- •- Offset (pupil vs. vertex measured with Keratron Scout): < 0,7mm
- •- Keratometry: 40-48D mesaured with Scout
- •- CDVA = 0,1 LogMAR
- •- DCNVA = 0,4 logRAD
- •- CNVA = 0,2 LogRAD (add: = +1,5dpt)
- •- Corneal spherical aberration (C4,0 @ 6mm) measured with Keratron Scout: >0
- •- Ocular spherical aberration (C4,0 @ 6mm) measured with iTrace: > -0,2
- •- Ocular HOA RMS (@ 6mm) measured with iTrace: <0,67
排除标准
- •Occupational groups, dependent on good visual acuity, who might be hindered in career du to possible visual complications (e.g. motorists, pilots).
研究者
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