Agreed it is a man made device that must be put in to make sure she receives nutrition. I am aware that some doctors think she may be able to swallow but that comes from both sides of the doctors who did not see her only offered testimony view records and video.
The debate is based on faulty assumptions. "No heroic measures" does not include a feeding tube and water.
It refers to respirators and kidney dialysis machines and active CPR, etc.
When in doubt, err on the side of life. God is watching each of us choose sides.
Some are choosing poorly.