In the Tour de France, every minute matters. For riders who sustain what could be a serious injury, the only way to be evaluated and cleared to continue riding would be to travel off-site to a hospital.

This year, that changed thanks to a mobile medical center equipped with x-ray and ultrsound equipment that radiologists could use to quickly diagnose injuries and get riders back on the road or, if the injury is more serious, heading to receive the appropriate care.

Cycling magazine VeloNews has more on how this technology was implemented at this year’s Tour: