Surgery and TMJ?
The breathing tube will come out before you wake up, and your muscles will be relaxed while you a "out" so I cannot imagine that it would be a big deal after surgery (and, as you said, you will be taking strong pain meds for a couple of days).
Lora
14 years out; 190 pounds lost, 165 pound loss maintained
You don't drown by falling in the water. You drown by staying there.