The procedure usually last about an hour. If your tooth is erupted, it may be removed from its socket without an incision in your gum. For Impacted teeth, an incision will be necessary. Stitches may be used to close the incision.

If your tooth is erupted
A partially or completely erupted wisdom tooth may be extracted, or lifted out, with forceps. Occasionally, If roots are deeply embedded in the jawbone, the tooth may have to be sectioned or bone removed.

If your tooth is impacted
An incision is made in the gum to reach your wisdom tooth. The incision creates a flap which is peeled back, exposing the jawbone. If the tooth is lodged in the jawbone, bone tissue that is covering the may have to be removed. The tooth may be extracted from its socket in one piece or sectioned for easier removal
 

How Wisdom Teeth Grow
Position and Impact
Early Removal
Gum Disease
Crowding
Decay
Poor Position
Cysts
Preparing for Surgery
Before Surgery
During Surgery
After Surgery
Pain and Swelling
Recovery Process