Multifocal Optics Expand the Reach of Scleral Lenses | 合法醫療器材資訊網

2019年9月15日—Sclerallenseswithmultifocalopticsexistinseveraldifferentdesigns.Multifocalopticscomewithagradualincreaseinadd,allowingfor ...

Several options give presbyopic patients the opportunity to reverse the clock and enjoy improved vision and quality of life. Multifocal contact lenses, being one of these choices, provide patients good vision at all distances and freedom from reading glasses. There are many different optical designs and a few contact lens modalities that deliver multifocal optics, such as soft lenses, gas permeable lenses and hybrid lenses, but what about scleral lenses? Can we include them on this list?

Scleral lenses have seen tremendous growth over the past 10 years and are no longer a niche product. Traditionally, scleral lenses have been used in the non-surgical visual rehabilitation of irregular corneal conditions and as an adjunct therapeutic management strategy for ocular surface disease. Today, scleral lenses are also used to manage refractive error in patients with normal corneas. 

Though...