Keratoconus Lenses | 合法醫療器材資訊網

2019年5月9日—IntheUnitedStates,Bausch+Lombcurrentlymarketstwocustomsoftcontactlensesforkeratoconus:KeraSoftlenses(madeofsiliconhydrogel) ...

Keratoconus[1] is a progressive eye condition that generally begins in late adolescence or early adulthood. It involves the cornea getting too thin and bulging into a cone-like shape.

This can cause distorted and blurry vision, as the light rays are no longer focused into your eyes the way they should be. It can cause nearsightedness and irregular astigmatism.

Lenses that are made for keratoconus can be fitted to improve vision.

Over the past several decades keratoconus lenses have evolved from blown glass lenses to rigid, hard, rigid gas permeable (RGP) lenses to several variations of soft and custom lenses. People who struggle with mild to moderate keratoconus can benefit from these specialized lenses. More severe forms of keratoconus may require a surgical or corneal cross-linking procedure.

Keratoconus lenses today include RGP lenses, soft lenses, piggy...