Prosthesis - A dental prosthesis is an intraoral (inside the mouth) prosthesis used to restore (reconstruct) intraoral defects such as missing teeth, missing parts of teeth, and missing soft or hard structures of the jaw and palate. Some good examples for this is dentures, partial denture, palatal obturator, orthodontic appliance, dental implant, crown, bridge.

Endodontic - Endodontics encompasses the study and practice of the basic and clinical sciences of the biology of the normal dental pulp and the etiology, diagnosis, prevention and treatment of diseases and injuries of the dental pulp along with associated periradicular conditions. Endodontists perform a variety of procedures including endodontic therapy (commonly known as "root canal therapy"), endodontic retreatment, surgery, treating cracked teeth, and treating dental trauma. Root canal therapy is one of the most common procedures.

Orthodontics - Orthodontia, also known as orthodontics and dentofacial orthopedics, is a specialty field of dentistry. An orthodontist is a specialist who has undergone special training in a dental school or college after they have graduated in dentistry. It was established by the efforts of pioneering orthodontists such as Edward Angle and Norman William Kingsley. The specialty deals primarily with the diagnosis, prevention and correction of malpositioned teeth and the jaws.