Method for obtaining lot variation information of a diagnostic cartridge and an in vitro diagnostic device using the same method

The present invention relates to a method for obtaining lot variation information of a diagnostic cartridge, and to an in vitro diagnostic device using the same method. The method of the present invention includes obtaining item information and lot information of the diagnostic cartridge; generating a QR code having an internet address for obtaining lot variation information using the obtained item information and lot information; and displaying the QR code on the display.