It's a breathing tube.

Looks like the husband disconnected the breathing tube.

A smart person would have held your breathing tube longer.

Oh, my God, David. My breathing tube is gone.

They took the breathing tube out. That's good, right?

If you flood the breathing tube, it’s all over.

Must be some kind of trick. I don't see any breathing tubes, though.

Getting this breathing tube back in is something you're not gonna want to see.

I've got him sedated and restrained so he can't pull his breathing tubes out.

I don't like his breathing. Let's tube him.