Special Features:

Manufacturers item name: barron vacuum punch 7.5mm; used for donor of cornea transplants; stainless steel blade permanently mounted in a nylon housing; four steel guide posts perfectly corresponding holes in the cutting block base, automatically centering the donor cornea; circular groove for aspirating the epithelial side of the cornea immobilizing it for cutting the button; cutting block base has four small holes which can be inked with a sterile marking pen (included) to identify the four quadrants of the cornea for cardinal suture alignment; one time use only; 1 each to a package

Properties:

A surgical item which removes a circular piece from the cornea. It is used with a spring-loaded syringe connected to a vacuum chamber, which allows this to be attached to the cornea. This holds the patient's sight in a more natural state during trephining corneal transplant procedures.