Staar Surgical Company

This study tested the safety and effectiveness of the EVO/EVO+ Visian Implantable Collamer Lens (ICL) in 327 adults with moderate to high nearsightedness (with or without astigmatism). The lens is surgically placed inside the eye to correct vision. Researchers tracked side effect…

This study looked at how well a special lens implant, called the Visian Toric ICL, works over two years for people with nearsightedness and astigmatism. A total of 125 participants received the implant, which sits behind the iris. The main goal was to see if the lens stays in pla…

This study looked at how often eye pressure rises after getting an EVO ICL lens implant to correct nearsightedness and astigmatism. Researchers measured pressure in 205 people right after surgery. The goal was to see how many eyes had high pressure, which can be a risk after this…

This study tested a special lens implant (EVO+ Visian ICL) to improve near vision in 41 adults with presbyopia, an age-related condition that makes it hard to see up close. The lens is placed behind the iris and in front of the eye's natural lens. Six months after surgery, most e…

This study tested a special lens implant (EVO+ Visian ICL) in 47 adults to correct or reduce nearsightedness, farsightedness, astigmatism, and age-related reading problems (presbyopia). The lens was placed inside the eye to improve vision at all distances without removing the nat…