This study shows the importance of the permanent upper canines and their performance in establishing and maintaining the form and function of teeth. His presence in the dental arch is crucial for the establishment of a balanced dynamic occlusion, beyond aesthetics and harmony facial.O present study aims, reporting through Literature Review using the technique for the diagnosis of Cone Beam impacted canines. In literature the Cone Beam is known as an image obtained from a single scan, allowing it to be resized without distortion and with a lower radiation exposure.