Yes! General anesthesia is extremely common during third
molar (wisdom teeth) surgeries. These teeth are located deep inside of the oral
cavity. They are the last teeth all the way in the back, closest to the throat.
You can imagine how uncomfortable it would be to be awake and aware of people
working all the way back there. Especially with the natural human gag reflex
and the airway being so close. Who wants to be conscious for that?
General Anesthesia is a very simple
procedure. It starts by receiving 50% oxygen and 50% nitrous gases (nitrous
oxide) through a plastic hood that sits comfortably over the nose. We all know
oxygen is the natural gas that we breathe in everyday to keep us alive. Nitrous
is another gas that holds the nickname of laughing gas. As you can imagine,
this gas helps to relax the patient and make them feel a little better and less
anxious.
After a few minutes of breathing the
nitrous oxide the doctor will use a stretchy rubber band and tie it firmly
around the arm a few inches above the elbow. This helps the doctor find the
patient’s veins. A small catheter needle with a small rubber tube surrounding
it is used to enter the vein of choice. The small rubber tube can then be
gently advanced into the vein and the needle removed. This catheter is attached
to an IV line that leads to a bag of 0.9% sodium chloride fluids (the same
fluids that the human body
consists of). The IV line has a port near the catheter attachment end. This
allows the doctor access to administer medications, which will be what puts the
patient to sleep. The typical medications used are Versed, Fentanyl, and
Propofol.
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