A surgeon sitting in front of screens of a Focal One device performs a robot-assisted prostate tumorectomy using ultrasound imaging on April 10, 2014 at the Edouard Herriot hospital in Lyon, center France.

Prostate cancer is the most common cancer in men, with an estimated one in eight Canadian men expected to be diagnosed in their lifetimes. Experts say improved screening tools can help more accurately identify prostate cancer, improving mortality by identifying the disease sooner.