2. Introduction

Importance of smart healthcare industry for which digital technology (IT) and AI technology are used innovatively in the healthcare area is being highlighted as the core of innovation in the era of the 4th industrial revolution. By providing smart health management and medical services ‘at anytime and anywhere’ through the convergence of bio technology, digital technology and AI technology, it is possible to pursue the effects of reducing medical costs, which is currently rising rapidly and markedly due to the trend of aging of population, along with the effect of economic growth.