Perforating kerato-prosthesis. The Choyce Mk. II (1967) 2-piece perforating kerato-prosthesis.
D003315:Cornea / Q000601:surgery*; D006801:Humans; D007498:Iris / Q000601:surgery; D007634:Keratitis / Q000601:surgery; D008722:Methods; D019736:Prostheses and Implants