To provide a dental treatment system with which oral image, dental personnel data, other dental-related general information can be input and output and displayed on hand, and oral data, electronic medical chart, receipt computer data, oral personnel management and the like are performed rationally, while it has a mobile terminal to improve the operability of the oral image data and display comprehensible information for a patient.

The system includes an input part for input of the dental-related information, a mobile terminal having a display part for displaying the dental-related information, a recording means for recording the dental-related information temporarily or continuously, a host terminal having a treatment means for treating the dental-related information based on a predetermined algorithm, and a wired or wireless signaling means for signaling between the mobile terminal and the center terminal, while the oral image can be displayed from many directions so as to be easily comprehensible for a patient.