ALACHUA, Fla.--(BUSINESS WIRE)--RTI Biologics, Inc. (RTI) (Nasdaq:RTIX), the Florida-based processor of orthopedic, dental, hernia and other biologic implants, today announced the company is seeing expansion of its user base of RTI’s fresh-stored osteochondral (OC) allografts since its first implant in May. To date, more than 70 patients have received these biologic implants to repair cartilage damage, reducing their pain and returning them to more active lifestyles.