It is the surgery which deals with the injuries and defects in the head, neck, face, jaws and the hard and soft tissues of the oral and Maxillofacial region. It is widely recognized as one of the specialties of dentistry. Oral-Maxillofacial Surgery is a surgical specialty which engages the diagnosis, surgery and adjunctive remedy of infections, wounds and defects involving both the purposeful and aesthetic facets of the hard and supple tissues of the oral and maxillofacial district. Oral and maxillofacial Surgery encompasses: aesthetic facial surgery, clinical pathology, computer-assisted surgery, congenital and craniofacial deformities, dentoalveolar surgery, head and neck oncology, implant dentistry, oral surgery, orthognathic surgery, reconstructive surgery, skull base surgery, TMJ and trauma. An oral and maxillofacial surgeon is a local expert surgeon healing the whole craniomaxillofacial convoluted: anatomical area of the mouth, jaws, face, skull, as well as affiliated organisations. Dentoalveolar surgery (surgery to eliminate impacted teeth, difficult tooth extractions, extractions on medically compromised patients, skeletal part grafting or preprosthetic surgery to provide better anatomy for the placement of implants, dentures, or other dental prostheses.