CAESAREA, Israel--(BUSINESS WIRE)--Mazor Robotics Ltd. (TASE:MZOR; NASDAQGM:MZOR), a developer of innovative guidance systems and complementary products, generated revenue of $8.8 million for the fourth quarter ended December 31, 2015, a 54% increase from the $5.7 million reported for the year-ago fourth quarter. During the fourth quarter Mazor received orders for 12 Renaissance systems, eight of which were in the U.S., and ended the 2015 full year with orders for 25 systems and one upgrade compared to 20 systems ordered in 2014.