I’m just gonna gently say this. It’s an ice rink. Not a court. No disrespect intended. And there are coed rec, high school and collegiate hockey teams all over the country. Tons of them. So yep, he or she got his or her bell rung but it can happen and it does frequently. “They” ought to get a better helmet. I’ve seen compound fractures, broken orbital sockets, jaws, noses, and deep lacerations. It happens with ice hockey from beginner to pro.