ATLANTA, Aug. 9 /PRNewswire-FirstCall/ -- CryoLife, Inc., (NYSE:CRY - News) an implantable biological medical device and cardiovascular tissue processing company, today announced that it has received 510(k) clearance from the Food and Drug Administration (FDA) for a five-year shelf-life on its CryoPatch® SG pulmonary human cardiac patch processed with the Company’s proprietary SynerGraft® technology. CryoLife’s SynerGraft technology is designed to remove allogeneic donor cells and cellular remnants from tissue without compromising the integrity of the underlying collagen matrix.