Intuitive Surgical second-quarter profit jumps

A surgeon views a three-dimensional image on a da Vinci Xi Surgical System made by Intuitive Surgical during a demonstrated of the surgery robot at the Palomar Medical Center in Escondido, California December 3, 2014.

Reuters/Mike Blake

Intuitive Surgical Inc on Tuesday reported higher second-quarter profit, driven by an increase in sales of its da Vinci surgical robots and in procedures using the pricey machines.

Intuitive said net profit rose to $185 million, or $4.71 per share, from $135 million, or $3.56 per share, a year ago.

Excluding one-time items, Intuitive said it earned $5.62 per share.

Revenue for the quarter rose about 14 percent to $670 million, topping Wall Street estimates of $640.7 million, according to Thomson Reuters I/B/E/S.

(Reporting by Bill Berkrot in New York; Editing by Matthew Lewis)