A patent from the American Office for a device that helps dentists and orthodontic centers at King Saud University, King Saud University obtained a patent from the US Patent Office, on the third of this month, that helps dentists and orthodontic centers to obtain more accurate results when evaluating and analyzing them measured, Dr. Muhammad Taher Bukhari, a member of the faculty at the College of Dentistry, and the supervisor of the Intellectual Property and Technology Licensing Program at the University Dr. Khaled Al-Saleh explained that the invention is a device consisting of a transparent plate in a rectangular shape with a length of about 257 mm, a width of 160 mm, and a thickness Three mm, and it is used to measure the relationship of the bone jaw of the teeth to the skull, and this shape includes two protractors to measure angles. He added that the invention is characterized by simplicity in use compared to devices for determining the coordinates required for measurement, by means of images using x-rays, and the invention is characterized by its low cost of manufacture.