This was not from a knife attack but is very interesting information of the implications of when the carotid artery is severed.
"But the tournament quickly ended when 16-year-old Dean Weaver tried to catch a fly ball. He tripped and fell backwards, right into a metal roof with firewood underneath.
The fall cut his carotid artery.
The teen was taken to a hospital in Millersburg, but paramedics say he died within 60 seconds at the scene. They say his heart was pumping so fast from playing softball, and when he cut the main artery in his neck, they couldn't stop the bleeding."