17 Jun, 19:25
Ireland pulled clear of hosts Canada with four tries in the closing half hour as they earned a 40-14 victory at the BMO Stadium on Saturday night. Check out some photos from the Toronto tussle.
All three players will receive continual treatment from the Ulster medical staff and a decision regarding their involvement in next Saturday's Pool 4 game will be made later in the week.
Meanwhile, centre Luke Marshall (jaw) and prop Jerry Cronin (neck) are both a few weeks away from returning to action.