LEWISVILLE, Texas--(BUSINESS WIRE)--Orthofix International N.V. (NASDAQ:OFIX), a diversified, global medical device company, today announced preliminary unaudited fourth quarter 2015 net sales of approximately $105 million. These preliminary results represent a reported sales growth of 4.3% and constant currency sales growth of 7.6% over the fourth quarter 2014. For the full year 2015, preliminary unaudited net sales were approximately $396 million, which decreased 1.4% on a reported basis and increased 2.4% on a constant currency basis over the full year 2014.