As experts in extractions, injury repair and everything in between, these individuals are the trademark of oral maxillofacial treatment. To become an oral and maxillofacial surgeon, an additional four years of training are required after graduation from dental school. This may take place at a dental school or at a hospital that provides residency training for dentists and physicians. Some training programs also require the oral surgery resident to attend medical school, increasing his or her education by four to as many as seven years. Nonetheless, all oral surgeons receive extensive training in general anesthesia and intravenous sedation. Oral maxillofacial surgery offices are equipped to safely put you to sleep for your dental procedure.