Tissues Offered
Sierra Donor Services Eye Bank is your non-profit, local ocular tissue provider and uniquely qualified to bring you personal, reliable and timely service. We deliver safe, high-quality corneas, prepared to your specifications — when you need them. At any hour of the day or night, we can respond immediately to your needs.
PKP
Full-thickness cornea grafts for penetrating keratoplasty procedures.
DSAEK
Partial thickness graft for posterior lamellar procedures. This tissue is pre-cut to surgeon specifications from 60µ – 140µ. Orientation markings can be made on the graft as requested.
DMEK
Partial thickness graft for posterior lamellar procedures. DMEK grafts are peeled with a peripheral hinge attachment and yield a 9-9.5mm diameter graft. An “S” orientation marking can be made on the graft upon request.

ALK
Partial thickness cornea graft for anterior lamellar procedures. Surgeon can request a full thickness graft and prepare themselves for deep lamellar procedures or can be pre-cut at the eye bank to specifications for superficial lamellar applications.

KLAL
Graft consists of full thickness cornea with an intact 2-4 mm skirt of conjunctiva attached at the limbus.

DMEK Pre-Load
Straiko Modified DMEK Jones tube.
The tissue has been prepared in an aseptic manner using the modified scuba technique, “S” stamped (optional), trephinated with a corneal punch, stained with trypan blue and loaded into a Modified Jones tube.
Long Term Preserved Tissue

Sclera
Scleral tissue preserved in ethyl alcohol for various oculoplastic, glaucoma, and anterior segment surgical applications. This tissue is available in ¼, ½, or whole cup sizes. Custom sizes can also be made available upon request.

Long Term Preserved Cornea
Whole or half corneas preserved in glycerol for various oculoplastic, glaucoma, and anterior segment surgical applications.
Research and Training
We honor those donors who wish to help cure blindness by providing tissue that can be used for training and research whenever transplantation is not an option. Please contact our distribution department to learn more about how we can support reputable institutions that are conducting groundbreaking vision research and training.