Struggle with soft contact lens wear is addressed by refitting with daily disposable lenses
Robin Chalmers explores the effects of refitting struggling lens wearers with daily disposables. Continue reading
Robin Chalmers explores the effects of refitting struggling lens wearers with daily disposables. Continue reading
Terms like wettability, lubricity, contact angle and coefficient of friction are often used in describing interactions between a contact lens and the eye. What do these terms mean and how do they relate to contact lens comfort? Continue reading
Nancy Keir reviews a 2006 paper exploring the similarities and differences between dry eye and contact lens-related dry eye Continue reading
The mystery of contact lens discomfort is that there are many wearers with contact lens discomfort without noticeable signs and who note relief almost immediately upon lens removal. A combination of intellect, detective skills and science and technology will be necessary to solve this complicated problem. Key questions can provide focus and help lead to a better understanding. Continue reading
Eric Papas and Nancy Keir weigh in on the depth of this issue as it stands today. Continue reading
Eye care practitioners must be getting weary of being told that the single biggest problem holding back business growth in the contact lens world is discomfort. Nevertheless, it must be acknowledged that in one way or another, discomfort has been an issue since the modality was popularised, first through the invention of corneal lenses by Tuohy in the 1950s and then soft lenses by Wichterle in the 1960s. While over the intervening years the focus has probably shifted from insertion discomfort to late day symptoms of dryness, comfort-related complaints remain a challenging issue that all clinicians must deal with at some time or other. Continue reading