Structural Grafts and Bone Particulates are offered in an assortment of types and quantities. Bone particulates offer a way to regenerate bone and are a viable option for a variety of different types of surgery. All of our allograft offerings are held to the highest standard and come with a STERILE R rating. All donors have passed a rigorous screening process beforehand and the allografts were processed using a proprietary method that has been validated to a Sterility Assurance Level (SAL) of 10 -6.