The objective of this study is to evaluate the safety and effectiveness of the Raindrop Near Vision Inlay implanted in bilateral pseudophakes with presbyopia for improvement of near and intermediate vision.
The loss of near vision and the ability to perform tasks that require near vision is part of the normal aging process. This natural transformation in the eye occurs as a result of the loss of accommodation of the crystalline lens, a condition known as presbyopia. Presbyopia, characterized by a progressive, age-related loss of accommodation (i.e., the lens ability to focus clearly over a wide range of distances), is most prevalent of all visual deficiencies, affecting 100% of the population over the course of a normal life span. Presbyopia is also a natural outcome of pseudophakic subjects with monofocal or toric intraocular lenses. Treatment of pseudophakic presbyopia generally consists of reading glasses, contact lenses, or monovision LASIK which allows the patient to see near objects. All these options present limitations from the patient perspective. ReVision Optics has developed the Raindrop corneal inlay for the correction of near vision. The Raindrop is a 2mm corneal inlay, as small as a pinhead, thinner than a human hair and about 1/500th of a droplet of water. The inlay is the same refractive index as the human cornea. The inlay is placed in the non-dominant eye, centered over the pupil after a corneal flap or corneal pocket has been made. The Raindrop is expected to provide pseudophakic presbyopic subjects with improvement of near and intermediate vision.
Study Type
INTERVENTIONAL
Allocation
NA
Purpose
TREATMENT
Masking
NONE
Enrollment
400
To improve the near and intermediate vision in subjects who have previously undergone cataract surgery (pseudophakic subjects)
Harvard Eye Associates
Laguna Hills, California, United States
RECRUITINGCoastal Vision Laser Eye Center
Orange, California, United States
Improvement in uncorrected near visual acuity
Seventy-five percent of eyes should achieve uncorrected near visual acuity of 20/40 or better.
Time frame: 24 Months
Preservation of best corrected visual acuity
Fewer than five percent of eyes should lose more than 2 lines of best corrected distance visual acuity after implantation
Time frame: 24 Months
Improvement in uncorrected intermediate visual acuity
Seventy-five percent of eyes should achieve uncorrected intermediate visual acuity of 20/40 or better (measured at 80cm/32 inches)
Time frame: 24 Months
Adverse Events
Adverse events should occur in less than 10% of eyes and any single adverse event should occur in less than 2.5% of eyes.
Time frame: 24 Months
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