Neck stablization in this type of context is usually associated with something like a concussion.The way they were stabilizing the neck, makes it seem it wasn't as much of a breathing issue as Andreychuk speculated.
Yeah I was guessing some swelling was making him start to go night night on the bench, hope hes okay.So if he fainted, then I'm thinking that he got it in the clavicle, and temporarily got the blood supply to his brain shut off.