Spine surgery and medical device maker NuVasive reported revenue of $271.1 million in the fourth quarter for flat year-over-year growth.

But the San Diego company’s bottom line rose, according to results released Feb. 26. In the fourth quarter it posted net income of $29.1 million, or $0.56 per share, compared to net income of $27.6 million, or $0.53 per share, in the same period of the prior year.

For the entirety of 2017, revenue was $1.029 billion, a 7 percent year-over-year increase.

"2017 was a milestone year for NuVasive as we surpassed the $1 billion revenue mark driven by impressive international sales growth of more than 20 percent, and achieved record profitability of 18.2 percent non-GAAP operating margins in the fourth quarter," said Gregory Lucier, chairman and CEO of NuVasive, in a news release.