WESTMINSTER, Colo.--(BUSINESS WIRE)--Cerapedics, Inc., a medical device company focused on developing and commercializing novel osteobiologic products, announced the results of a prospective, randomized, controlled trial of its i-FACTOR™ biologic bone graft for patients undergoing posterior lumbar interbody fusion (PLIF) spine procedures. The trial was performed by Philippe Lauweryns, MD, PhD from the Department of Orthopaedic Surgery, Regionaal Ziekenhuis Sint Trudo Hospital in Sint Truiden, Belgium.