Last time I can think of was a college game, not pro (
Daily Press - We are currently unavailable in your region). I was one of the medics that responded, our bus was stationed at the event. They resumed the game, like an hour later. Even though it was a referee and not a player, there was a metric shit-ton of controversy and anger over resuming the game.
The actual on-field resuscitation was an absolute clusterfuck,
@Muppet would have loved this: docs coming out of the woodwork, everyone wanted to be in charge, yadda yadda yadda. The fact the guy lived is a testament to rapid CPR and defib and not because of the docs in attendance. We had to use police to keep everyone except EMS and team physician (ortho, didn't even have ACLS) back.