I have seen some of those on youtube...yeah, I consider myself very very lucky...@ 5'10" 235 lbs..
it might have helped me bouce off some of the impact.....ha ha.
I always try to watch out for the other players but this one time... BANG! thats all it takes..
So I call Canon for a replacement tripod collar...$ 239.00 plus s/h now my wallet hurts...