CTRI/2015/07/006003招募中未知
Comparative analysis of intrastromal versus anterior penetrating astigmatic keratotomy incisions for correction of astigmatism in femtolaser assisted cataract surgery.
ethradhama Superspeciality Eye Hospital0 个研究点目标入组 50 人开始时间: 待定最近更新:
试验速览
- 阶段
- 未知
- 状态
- 招募中
- 发起方
- 入组人数
- 50
研究概览
简要总结
暂无简介。
研究设计
- 研究类型
- Interventional
入排标准
入选标准
- •A patient with cataract for which phacoemulsification extraction and a posterior chamber IOL implantation has been planned
- •Male or female in good general health, 18 years of age or older at the time of the pre-operative examination
- •A patient has the visual potential of 20/25 or better in each eye after cataract removal and IOL implantation
- •A patient with preoperative corneal astigmatism of between 0.75D and 1.5D
- •A patient with no more than 1D difference in the amount of corneal astigmatism in each eye
- •A patient with clear ocular media other than cataract in each eye
- •A patient with normal OCT of the macula in each eye
排除标准
- •A patient with a known pathology that may affect visual acuity (as determined by the Investigator); particularly retinal changes that affect vision (macular degeneration, cystoid macular edema, proliferative diabetic retinopathy, etc.) in either eye
- •A patient with amblyopia or strabismus
- •A patient with capsule or zonular abnormalities that may affect postoperative centration or tilt of the lens (e.g. pseudoexfoliation syndrome) in either eye
- •A patient with visually significant Epithelial Basement Membrane Dystrophy on slit-lamp exam in either eye
- •A patient with evidence of Keratoconus or significant irregular astigmatism on pre-operative topography in either eye
- •A patient has a history of significant ocular trauma or prior ocular surgery in either eye
- •A patient that may or is expected to undergo surgical intervention and/or ocular laser treatment prior to or during the study period in either eye
- •A patient that had refractive surgery (LASIK, LASEK, RK, PRK, etc.) prior to cataract surgery in either eye
- •A patient that has been wearing PMMA lenses within 6 months, gas permeable lenses within one month, or extended-wear or daily soft contact lens within 7 days of their scheduled surgery
- •A patient that requires the use of systemic or ocular medications that may affect vision
- •A patient with any uncontrolled systemic disease. A potential patient in whom therapy for a systemic disease is not yet stabilized will not be considered for entry into the study
- •A patient currently participating or has participated within 30 days prior to thestart of this study in a drug or other investigational research study.
研究者
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