BOSTON--(BUSINESS WIRE)--Orthofix International N.V. (NASDAQ: OFIX) (the Company) today announced that a federal False Claims Act, or qui tam, complaint filed on March 23, 2005 against the primary manufacturers of bone growth stimulators in the U.S., including the Company, has been unsealed by the United States District Court for the District of Massachusetts. The civil complaint against these manufacturers of bone growth stimulators appears to focus on alleged reimbursement-related false claims associated with the sale versus the rental of those devices.