Hip Surgery (IMAGE) The Ottawa Hospital Caption New research suggests that keeping some operating rooms free for emergency surgery (such as hip surgery, pictured above) could save money in addition to improving patient outcomes. Credit The Ottawa Hospital Usage Restrictions For use only in conjunction with stories about this research. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.