Penetrating Keratoplasty (IMAGE) NIH/National Eye Institute Caption In a traditional corneal transplant, or penetrating keratoplasty, the central part of the cornea is removed and a donor cornea is sutured in its place. Credit Image courtesy of Dr. Edward Holland, University of Cincinnati. Usage Restrictions Please credit Dr. Edward Holland, University of Cincinnati. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.