Because the cornea is as smooth and clear as glass but is strong and durable, it helps the eye in two ways: Skip to main content Skip to main content. Register for more free articles. ...

Further clinical trials will be needed before the porcine cornea could become more widely available. Nature Biotechnology DOI: 10.1038/s41587-022-01408-w Advertisement ...

Cornea Implants Made From Pig Skin Restored Eyesight in a Small Clinical Trial Fourteen patients who were blind could see again after the surgery, and three of them attained perfect vision.

More than 12 million people worldwide are blind because of disease or damage to the cornea, the transparent outer layer of the eye. A transplant from a deceased human donor can restore vision, but ...