Osiris Therapeutics, Inc., is a stem cell company. The Company is focused on developing and marketing products to treat medical conditions in the wound, orthopedic, and sports medicine markets. As of December, 31, 2013, the Company markets and distributes Grafix and Ovation for acute and chronic wounds, Cartiform, a viable cartilage mess for cartilage repair and OvationOS, a viable bone matrix for bone growth. Grafix is a three-dimensional placental tissue matrix for use as a wound covering for application directly to acute and chronic wounds, including diabetic foot ulcers, venous leg ulcers, and burns. OvationOS, a viable bone matrix, is a product to be used for bone repair and regeneration. Cartiform is viable cartilage mesh designed for use in cartilage repair, such as marrow stimulation procedures.