Osteotech uses donated human tissue (also known as allograft) to make bone repair, replacement, and regeneration products for the orthopedic, neurological, oral/maxillofacial, and dental surgery markets around the globe. Its Grafton brand of bone matrix comes in gel, sheet, putty, and even chip form to fill bone defects and induce bone growth. Other marketed products include Magnifuse graft material and FacetLinx for spinal fusion. Additionally, Osteotech processes bovine tissue (xenografts) for use as bone grafts. The company is owned by medical device maker Medtronic.